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Niklas Mackler, MD

Niklas Mackler, MD

Hematology and Oncology

Speaks

Languages

English
Sesotho

Provider Groups

  • Trinity Health IHA Medical Group

  • Trinity Health Medical Providers

Primary Contact

(734) 712-1000
Appointments (New Patients Welcome)
Provider Groups
  • Trinity Health IHA Medical Group

  • Trinity Health Medical Providers

Primary Contact
(734) 712-1000

Services & Specialties

Areas of Specialization

  • Hematology and Oncology

About

Niklas J. Mackler, MD, is board-certified in hematology and medical oncology.




Insurances Accepted

  • Aetna Better Health Medicaid
  • Aetna Commercial ALL PLANS
  • Aetna Medicare Advantage ALL PLANS
  • BCBS of Michigan Federal / Traditional
  • BCBS of Michigan Medicare Advantage PPO
  • BCBS of Michigan PPO Commercial
  • BCN Medicare Advantage
  • BCN of Michigan HMO
  • BCN of Michigan M Premier Care HMO
  • Blue Cross Complete of Michigan - Medicaid
  • Cofinity (Network)
  • Colleague Health Plan
  • Community Care
  • HAP Alliance Health & Life Commercial
  • HAP Alliance Health & Life Medicare Advantage
  • HAP Empowered (Medicaid)
  • Humana Medicare Advantage ALL PLANS
  • McLaren Commercial ALL PLANS
  • McLaren Medicaid
  • McLaren Medicare Advantage ALL PLANS
  • Medicaid - Michigan
  • Medicare (Traditional)
  • Meridian Commercial ALL PLANS
  • Meridian Medicaid
  • Molina Medicaid
  • Multiplan PHCS (Network)
  • Physicians Health Plan (PHP)
  • Physicians Health Plan (PHP) Medicare Advantage
  • Physicians Health Plan (PHP) Michigan Cares Network
  • Priority Health / Cigna Commercial
  • Priority Health / Cigna Medicare Advantage
  • Priority Health Medicaid
  • Railroad Medicare
  • Tricare (Humana Military) Non-Prime Plans
  • TRICARE (Humana Military) Prime
  • United Healthcare Commercial ALL PLANS
  • United Healthcare Community Plan (Medicaid)
  • Veterans Affairs Community Care Network
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Conditions Treated

  • oncology
  • Hematology
  • Medical Oncology

Education & Certifications

Education

Residency:
University of Michigan Hospitals

Medical School:
Temple University School of Medicine

Fellowship:
University of Michigan Hospitals

Board Certifications

American Board of Internal Medicine/Medical Oncology

American Board of Internal Medicine/Hematology

Provider Groups

Trinity Health IHA Medical Group

Trinity Health Medical Providers

Provider Ratings

The following ratings and reviews are based on verified feedback collected from independently administered patient experience surveys. The ratings and comments submitted by patients reflect their own views and opinions. Patient identities are withheld to ensure confidentiality and privacy. Learn More >

4.9 out of 5

(531 ratings)

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

254 Reviews

09/30/2024

Excellent

09/18/2024

Dr. Mackler puts you at ease during discussion, questions and examinations.

09/18/2024

Dr Mackler goes above an beyond with giving time, explaining, listening to my concerns. Excellent!!

09/10/2024

Great practice!

09/09/2024

Always putting patient health first.

09/06/2024

Overall this provider was absolutely excellent in all respects.

08/27/2024

Overall a very professional group of people from entering to leaving the hospital. Everyone we came in contact with was kind and seemingly happy. But the latest conversation surround but the latest conversation surrounds

08/23/2024

Dr Mackler has always been patient with my questions. He listens compassionately. He seems authentic as a person and as a doctor. I am grateful for his attentiveness and professional care. Back when I debated whether to have immunotherapy, I wasn鈥檛 pushed into a decision. He patiently waited as I took many days to make my decision. To this day, I am glad for that resolve. It is a fact, I am alive today because of the medical team that provided all aspects of my care!

08/23/2024

All good. Willing to listen, takes time and never feel rushed.

08/23/2024

I had a good experience.

08/15/2024

Excellent

08/14/2024

Dr. Mackler is very knowledgeable and takes his time in explaining test results. Listens to your concerns and works with you.

08/14/2024

I have been very satisfied with the care and support from Dr Mackler

08/14/2024

Dr. Mackler is very caring, knowledgeable, kind, thorough, helpful

08/12/2024

All appointments with him or his PA have been a good experience.

07/31/2024

Dr. Mackler always takes the time to explain everything and never makes you feel rushed.

07/30/2024

very satisfied with care Dr.Mackler always provides.

07/29/2024

Always receptive and taking time to listen to patient concerns.

07/29/2024

I am cancer free for over a year and with this great team I have I鈥檓 not expecting any recurrence.

07/22/2024

Again, care has been consistent

07/03/2024

Exceeded my hopes and expectations

06/22/2024

Dr. Tackler and his team have taken great care of me during my cancer journey.

06/21/2024

Love how Dr Mackler listened to all my concerns.

06/19/2024

Excellent. Reassuring. Positive and informative.

06/18/2024

Excellent staff. Excellent service.

06/12/2024

Thank you for your care.

06/05/2024

I look forward to seeing him each year. He reassures me.

06/05/2024

Great spirit of optimism

05/28/2024

The provider is great!

05/25/2024

In my every experience with him, Dr. Mackler has been consistently caring and professional.

05/15/2024

A very competent, caring and trustworthy physician and medical team

05/15/2024

Dr Mackler is wonderful

05/15/2024

Always on time for appointments. Goes above and beyond to obtain information that will help manage my treatment. Very accommodating in coordinating my care with other health care professionals.

05/13/2024

Competent and trustworthy

04/22/2024

It was a very good visit and made me less anxious about the test results.

04/19/2024

Although I was referred to this provider, it felt as if Dr. Mackler was questioning why I even made the appointment. I did so because my doctor said I should. It seemed he thought I should have known the visit wasn't necessary.

04/16/2024

I am confident that I am getting the best treatment.

04/15/2024

Awesome. Very thorough

04/15/2024

Friendly, Patient, Knowledgeable, Reliable, and Prompt

04/12/2024

Thorough analysis. Outstanding explanation of test results.

04/09/2024

It was great; see what i've said previously.

04/08/2024

Dr. Mackler is an excellent physician very caring and very interested in your feelings and thoughts

03/20/2024

Cancer was quite A scary experience. Dr. Mackler and his team made me feel like everything was going to be alright. And it was! Thank you Dr. Mackler, and team.

03/19/2024

A most caring and knowledgable world class physician.

03/19/2024

Hit the lottery to have him as my Doctor

03/15/2024

Very patient and kind. Explained everything i needed to know.

03/08/2024

I have already recommended Dr. Mackler to two of my family members. He is an excellent clinician in the opinion of my Endocrinologist and former HVPA President, Jeffrey Sanfield, MD, who recommended him to me. I will always be grateful for that recommendation which has prolonged my life.

03/06/2024

Courteous, friendly, knowledgeable, trustworthy.

03/05/2024

Been a patient of Dr. Mackler for 16 years and I he has definitely earned my trust and respect over the years

03/05/2024

My husband and I felt very at ease with Dr Mackler. He spoke to us in a way that we understood and we felt confident on his plan.

03/05/2024

Doctors (in general) do not spend enough time with patients. Often find I feel like I'm on an assembly line. I understand it is not all thir fault?

02/14/2024

I greatly appreciated getting an appointment so quickly based on my concerns.

02/13/2024

Great experience so far! Feel very comfortable seeing staff. All very concerned

02/12/2024

He is a caring wonderful doctor who will take time with you and answer questions.

02/02/2024

It is a struggle when you have cancer to have to wait for long periods of time to get appointments, but they have done pretty well so far

01/24/2024

all this is about appt. and service on Jan. 24

01/24/2024

Dr. Mackler is kind, thoughtful, caring, thorough

01/10/2024

Dr Mackler is always a good listener, provides helpful insight and support, and I greatly appreciate that.

01/05/2024

Dr Mackleris very considerate and thoughtful!

01/05/2024

He is so very smart. Not arrogant. Remembers previous conversations

12/18/2023

Another exceptionally Dr with St Joe Trinity.

12/15/2023

Dr. Mackler is very patient and provides the time to answer all questions and concerns.

12/04/2023

VERY PLEASED

12/01/2023

Really he is gentleman, he treats his patients so kindly with respect and care

12/01/2023

Thanks.

11/29/2023

Dr Mackler always make you feel like you can ask any questions and is very good at explaining things so you have a good understanding

11/28/2023

Dr Mackler is the best

11/28/2023

I was very impressed with his professionalism and caring for me as a patient and person.

11/22/2023

The very best

11/20/2023

All runs smooth and pleasant, prompt.

11/14/2023

Gave me a thorough explanation of different options for my condition

11/09/2023

My visit with Dr. Mackler very uplifting...excellent medical care AND emotionally right with you...every bit as excited as me that all went so well

11/08/2023

I always look forward to meeting with him.

11/07/2023

Inspires confidence that I鈥檓 getting the best possible care

11/07/2023

Dr. Mackler is very caring and respectful

11/01/2023

Dr. Mackler is great

10/24/2023

I look forward to our meetings so I can have the opportunity to develope my understanding.

10/22/2023

Very knowledgeable and kind

10/10/2023

Bless my Oncologist Dr Mackler has had to put up with a lot so have I, but he has stayed the course.

10/06/2023

Tracy and Dr Mackler are great

09/30/2023

Very pleased with everything.

09/28/2023

Dr. Mackler is providing me with excellent care.

09/28/2023

A most professional, curtious, and world class physician I have had the pleasure of having as my physician.

09/26/2023

Want to thank Dr. Mackler & staff for the excellent care they provide.

09/21/2023

I have been going to Dr Mackler since 2009 he is very considerate and caring

09/20/2023

Dr. Mackler is friendly, professional, always listens and takes appropriate amount of time to address your needs. Never in a rush.

09/20/2023

Wow! Dr. Mackler is the best.

09/20/2023

Dr. Mackler is very thorough with my test results. He listens to my questions as well as taking the time to ensure that I get the best care available to treat my cancer.

09/18/2023

It is always a pleasure to see Dr. Mackler and his staff.

09/16/2023

Understanding

09/06/2023

Great provider and office staff. My labs expired and they had them sent to the lab at the reichert building in less than 1 min. Outstanding!

09/05/2023

I HAVE BEEN SEEING DR. MACKLER FOR 15 YEARS. HE HAS BEEN GREAT.

09/01/2023

I feel very comfortable with Dr. Mackler's treatment plan and has thrived while in remission. He's a busy guy who makes sure to spend the time answering all my questions. I tell him often that he's my hero.

08/27/2023

I would recommend Dr. Mackler to anyone needing his care. He is friendly, detailed in his examination and detailed in his explanations. He allows me to have a sense of calm during my appointments. Cancer is not an easy discussion. tions.

08/26/2023

very satisfied

08/16/2023

Great team!!!

08/13/2023

Explained what directions i could could choose in chemo .

08/09/2023

Dr Macker is always prepared for your appointment by reviewing any new information

08/05/2023

Assisted in getting a more timely appointment with another provider.

08/03/2023

Dr. Mackler is a great doctor!

07/23/2023

Shelby was nice,

07/20/2023

I'm doing better than expected. I feel the Dr and nurses are responsible for my success.

07/09/2023

Very caring.

07/07/2023

Excellent doctor excellent staff.

07/05/2023

Dr. Mackler is very compassionate and facilitates care with other disciplines.

07/04/2023

Physician ias very personable and knowledgeable

07/02/2023

Dr. Mackler listens to everything you say and spends time with you.

06/22/2023

Attention to detail,and listening to patient.

06/13/2023

Thank You Kristina

06/13/2023

Again, just to say it was an outstanding experience

06/07/2023

Dr. Mackler is a very kind, thoughtful person. Keeps track of the health issues and communicates well.

06/01/2023

A wonderful experience with knowledge and care.

05/23/2023

The people are very good and compassionate

05/22/2023

The best medical facility ever.

05/19/2023

He is the best.

05/17/2023

This was my first meeting with Dr Mackler and he was informed about by current situation and did a great job of explaining my current status. He is a good listener and offers a great patient care experience.

05/16/2023

The care has always been excellent.

05/11/2023

Pleasant, competent, thorough. Happy to have him as my doctor.

05/11/2023

An all round genuine person

05/09/2023

Dr Mackler was patient, took me seriously, and treated me with respect. Probably the BEST physician experience I have ever had. Thankyou!

05/08/2023

Perfect professional

05/06/2023

I learned a lot more regarding my condition and where we will go from here with regard to the treatment and management of this disorder.andrd to

05/06/2023

They are all very caring

05/03/2023

Everyone wants to help

05/03/2023

I. Have been this Dr.over 15yrs.He is the best.

04/21/2023

He validates concerns and doesn't make you feel ignorant for asking questions.

04/17/2023

Have been going to Dr Mackler for over 20 years. He came highly recommended and he IS that....I think the Best!

04/13/2023

I have no complaints about Dr Mackler or his staff. They are all wonderful.

04/12/2023

Very good follow through on ALL departments so far.

04/08/2023

I'm confident in his plan /treatment for my illness.

03/22/2023

Dr. Mackler is very thoughtful, kind, spends the time necessary to explain things in detail and make them easily understandable

03/19/2023

World class

03/18/2023

This is a great practice and I can credit them with saving my life and getting me into the Clinical Trial that cured my cancer.

03/10/2023

he is open minded but I have confidence in his judgement

03/09/2023

Dr. MAckler is a great Doctor who knows his field exceptionally well. His relationship to his patients are superior.

03/09/2023

You鈥檝e gotta love those who care about what they do. I was a nurse for 48+ years and know good people when I meet them.

03/08/2023

Dr. Mackler was very easy to talk to and gave infomation needed.

02/16/2023

Not helpful wants a new patient +$

02/12/2023

I had several questions this visit and when I left I felt everything was answered and I felt at ease

02/11/2023

I was very impressed with the nurse practitioner's manner. Made me feel comfortable at the outset of this visit.

02/08/2023

Great overall experience with Dr. Mackler.

02/06/2023

Nice people

02/04/2023

In regard to a question concerning recurrence, Dr. Mackler provided a graph showing results of immunotherapy over a two year period. It was settling to see this and recognize the plateau established after two years, without recurrence. Stabilizing.

01/26/2023

He was very personable and professional. He presented options for treatment and that is what we came to hear

01/18/2023

He takes the time to listen & explains things so you can understand

01/18/2023

Dr. Mackler is always understanding, helpful, and considerate. He takes time to explain everything carefully and advise me to the best of his ability.

11/30/2022

Please that Trinity Health has improved the Patient Portal.

11/29/2022

Awesome experience thanks guys!

11/28/2022

Keep up the excellent service.

11/23/2022

Great

11/20/2022

very friendly..explained procedure..very professional..

11/15/2022

You have a very good team who truly cares about there patients!!

11/13/2022

Feel very confident with the care I receive here

11/03/2022

He listens to my concerns and explains what is going on so that I feel comfortable about my health

11/02/2022

Explained my situation both clearly and sympathetically.

10/26/2022

Thank you Dr. Mackler, and Katie for making this diagnosis, sound hopeful and less frightening. My friend, who came with me, and I both agreed that you are the type of doctor, I am lucky to have, to treat my condition. Thank you for your kindness..

10/20/2022

DDoc M is great

10/19/2022

Have been a patient of Dr. Mackler for 15 years and he con tines to provide excellent care and oversight of my health concerns

10/18/2022

none

09/25/2022

I was pleased with my discussions with the doctor. He made his points so I could understand.

09/22/2022

Attentive group to medicine

09/11/2022

I like him, he's always been available to help me when I need it!!

09/10/2022

he Staff is always Nice & Polite.

09/03/2022

Would recommend.

08/25/2022

Knowledgeable, caring, thorough, honest

08/23/2022

Glad he is my doctor!

08/13/2022

Dr. Mackler consistently listens and provides nonjudgmental support

07/30/2022

Very pleased with this provider.

07/27/2022

I believe I am receiving the best possible care from the oncologists to all the support staff and technicians. I've been spiritually overwhelmed and out of the blue, the chaplain called to check in on me. I thank Trinity for such complete care.

07/27/2022

Have been a patient of Dr. Mackler for 14 years and have confidence he has my best interest and health as a top priority.

07/24/2022

It was a challenging time for me. Yet the entire medical team, lead by Dr Mackler, helped me through.

07/23/2022

Professional, kind, and caring.

07/20/2022

Caring and is always on top of my treatment never make me wait to see Dr. Mackler I have all my truth in him

07/20/2022

I was on time, I got into the room on time, the Dr. Answered all of my questions.

07/15/2022

He's a wonderful doctor. He probably saved my life this last year. He's followed up, made nec. referrals, and arranged for infusions needed for me to regain my health.

07/13/2022

Dr. Mackler is knowledgeable, compassionate and listens.

06/23/2022

Dr, Mackler is courteous, friendly and very knowledgeable. He explains things clearly. He is a good listener and he takes time to answer questions. I look forward to visits with him.

06/18/2022

Satisfied

06/08/2022

Good 3 yr. - check up.

05/22/2022

Provider was excellent

05/19/2022

My medical situation is very complex with multiple medical issues under control with ongoing treatment. No surprise that not all my meds are discussed during every visit. Would take too long! I see Dr. Mackler every three months. He and his team are outstanding especially gaining approval for treatments.

05/18/2022

First time with this provider...friendly...answered my questions...explained upcoming tests.

05/17/2022

Excellent

05/15/2022

It was excellent.

05/13/2022

The doctor reviewed my history before speaking to me and was up to date on information concerning my history.

05/12/2022

As usual, thorough, understanding, listens and answers questions with genuine concern.

05/12/2022

Very good...my son comes with me....asks questions, concerns etc....and is very well satisfied with results

05/11/2022

Appreciated Dr. Mackler.

04/28/2022

*Dr. Mackler is a very knowledgeable and compassionate person. He listens and makes you feel comfortable during visit.

04/27/2022

First time meeting. Great educator, knowledeable

04/24/2022

Was very professional and good visit. All went well.

04/22/2022

Explained everything to my satisfaction.

04/15/2022

Great.

04/15/2022

Fine service.

04/01/2022

Good as usual.

02/25/2022

Dr. Mackler is one of best doctors in his field. Always concerned with my health.

02/24/2022

Awesome.

02/18/2022

Friendly courteous knowledgeable.

02/18/2022

It is good but could be better it could be better organized easily.

02/11/2022

This provider is fabulous.

01/30/2022

Great doc, would differently recomed him.

01/29/2022

Great visit

01/28/2022

In the first place my results were so good...radiation is working...tumor smaller...and like he said it was a positive CS...very friendly and communitive.

01/16/2022

Very prompt and courteous. Answered all the questions I had.

01/15/2022

Excellent physician with keen insight into my care

01/15/2022

Excellent as always

01/13/2022

Dr Mackler was attentive, really listened to my concerns and provided clear answers and recommendations.

01/13/2022

I emailed my questions to Dr. Mackler so that at my appt we could address them. He did respond to my questions in the email and in person. (so no phone call )

12/30/2021

Everything went smoothly

12/25/2021

Dr. Mackler was very knowledgeable, he assisted us in understanding a procedure that impacts my healthcare with/under another physician. The procedure was relevant to my issues I'm seeing him for so he looked info up and showed up 3D pics of how it impacts my overall health. He was so helpful and the info allowed me to not be so fearful.

12/22/2021

He is very good - answers every question.

12/01/2021

Dr. Mackler is a excellent cancer dr.

11/22/2021

*Dr. Mackler listens and we are in sync with future treatment.

11/21/2021

Prompt, friendly care. All questions answered and never felt rushed. Dr. Makler is always friendly and respectful.

11/16/2021

Excellent

11/12/2021

I have always felt that Dr. Mackler listens to me and addresses issues that are of concern. He also is honest and open about the findings of tests and the various treatments available, so I can make informed choices.

11/09/2021

'I like him. He is very thorough'.

11/04/2021

Dr. Mackler is personable, knowledgeable and is very clear in his explanations and recommendations. He listens carefully and addresses any questions and concerns straightforwardly. I always look forward to our visits.

10/31/2021

The only thing that we have issues with is billing ! My wife has sent receipts to Trinity on appointment s that were paid already. We haven't heard from anyone concerning these issues.

10/31/2021

Excellent

10/28/2021

I was elated with the results of the radiation sessions I had ....very positive....and Dr. Mackler had stated it was a positive cat scan

10/19/2021

Dr. Mackler is an oncology specialist and I regularly see him regarding my NSCLC; he is very thorough, effective, professional and friendly.

10/18/2021

Everything good but initial arrival - poor communication.

10/15/2021

Really like Dr. Mackler. That means a lot!!

09/28/2021

I have been Dr. Mackler's patient for several years now. I feel that he has given me such good care and I trust all his decisions regarding my condition. Also, there is such a good atmosphere in the Cancer Center. It is apparent that everyone makes a real effort to be positive and encouraging. I especially appreciate how so many of the staff try to address patients by name. It makes such a difference.to feel that you matter.

09/18/2021

Very professional and yet personal. The experience with the whole team has been awesome and it helps me to be more at ease.

09/16/2021

Dr. Mackler is concerned, Kind, thoughtful, helpful and knowledgeable!

09/09/2021

Dr. Mackler and his staff is amazing.

08/31/2021

He was great, easy to talk to, answered all questions completely and was very thorough.

08/31/2021

Dr. Mackler was informative, friendly, and professional.

08/26/2021

The entire staff was friendly and informative. Everything was explained to me prior to the procedure and during the process. The people were upbeat and everything went better than I had expected. No stress and no problems - Excellent service!

08/24/2021

He was slow in taking the meeting and gave the impression that he wanted it to be as rapid as possible. The outcome was disappointing

08/17/2021

Excellent- Dr Mackler was patient, did not rush, and listened to all of my concerns. He provided research based answers and explained his explanations thoroughly in an easy to understand manner.

08/12/2021

Dr. Mackler and Jenny (PA) have been friendly and professional, answering all our questions.

08/09/2021

Very well.

07/27/2021

Very thorough, answered all my questions.

07/27/2021

Pleasant asks me questions & seemed genuine with his answers.

07/21/2021

Dr Mackler and his staff were thorough, kind and caring. All my questions were answered. At the end of my visit, I clearly understood the current status of my condition and the treatment plan. I am fortunate to be under the care of Dr Mackler and his team.

07/20/2021

Satisfied.

07/17/2021

The entire process, check-in, visit with doctor, getting labs done after visit went very smoothly and efficiently.

07/05/2021

An outstanding and efficient appointment.

07/01/2021

Pleased.

06/28/2021

Great as usual.

06/22/2021

Dr. Makler is friendly, professional and knowledgable. He also listens well.

06/21/2021

all good

06/20/2021

very good

06/17/2021

I am pleased to have Dr. Mackler as my provider.

06/16/2021

caring, knowledgeable and concerned

06/16/2021

HE WAS VERY GOOD PROVIDER FOR ME.

06/16/2021

He as very personable and listened to my concern. He explained everything very well.

06/16/2021

Good job.

06/16/2021

I was very impressed with Dr. Mackler. He even gave me handwritten notes about my condition, care, and follow up. He was honest with me and very respectful of my concerns. Encouraged me to call the office with questions.

06/15/2021

Dr. Mackler is a terrific physician and I have never had a bad experience with him.

06/15/2021

Dr Mackler is a kind and empathetic and knowledgeable professional
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