
Highlights
Age Groups Seen
- Adult 18-64
- Older Adult 65+
Languages
- English
Gender
MaleAffiliations
- Corewell Health Pennock Hospital
- Corewell Health Gerber Hospital
- Corewell Health Grand Rapids Hospitals
Locations
- Corewell Health Cardiovascular Services - Bradford
- 2900 Bradford Street Northeast, Grand Rapids, MI 49525
- Get Directions
- phone: 616-885-5000
- fax: 616-885-5020
- Corewell Health Cardiovascular Services - Oak St, Fremont
- 230 West Oak Street, Fremont, MI 49412
- Get Directions
- phone: 616-885-5000
- fax: 616-885-5020
- Corewell Health Watervliet Hospital Cardiovascular Studies
- 400 Medical Park Drive, Watervliet, MI 49098
- Get Directions
- phone: 269-463-3044
- fax: 269-428-2789
- Corewell Health Medical Group South Cardiovascular Studies
- 1234 Napier Avenue, Saint Joseph, MI 49085
- Get Directions
- phone: 269-428-5007
- fax: 269-428-2789
- Corewell Health Lakeland Hospitals Cardiovascular Studies
- 1234 Napier Avenue, Saint Joseph, MI 49085
- Get Directions
- phone: 269-428-5007
- fax: 269-428-2789
Experience
Education
- Fellowship: Beth Israel Deaconess Medical Center, Cardiovascular Disease, 2010
- Residency: University of Michigan Hospitals and Health Centers, Internal Medicine, 2007
- Internship: University of Michigan Hospitals and Health Centers, Internal Medicine, 2005
- Medical School: University of Michigan Medical School, Doctor of Medicine (MD), 2004
Board Certifications
- Cardiovascular Disease: American Board of Internal Medicine, 2010
- Internal Medicine: American Board of Internal Medicine, 2007
Insurance
- Aetna/Cofinity
- Align Senior Care MI
- BCBS Medicare Advantage Plus Blue
- BCBS PPO
- BCBS Traditional
- Blue Care Network
- Blue Care Network Medicare Advantage
- Blue Cross Complete
- Cigna
- Coventry First Health
- HAP/ASR
- Humana Military (Tricare East)
- McLaren Commercial
- McLaren Medicaid
- McLaren Medicare Advantage
- Medicaid
- Medicare
- Meridian AmBetter
- Meridian Complete (MI Health LINK) Dual Eligible
- Meridian Medicaid
- Molina Medicaid/MiChild/Marketplace (Health Plus)
- Molina Medicare
- Priority Health Choice Medicaid
- Priority Health HMO/PPO
- Priority Health Medicare Advantage
- Railroad Medicare
- Trinity Health Plan of MI
- UHC/Optum (VA Community Care Network)
- UM Health Plan
- United Health Care Commercial
- United Health Care Dual Complete
Ratings & Reviews
4.9 out of 5
111 ratings, 44 reviewsCorewell Health is committed to delivering high-quality and compassionate care. These ratings and reviews are transparent patient feedback collected via survey following a provider care experience that asks patients and families about the care they received.
- 5 out of 5 starsReviewed on 2/24/2026
Ali has a warm, caring personality. Your entire office seems well run and team oriented.
- 5 out of 5 starsReviewed on 2/19/2026
In addition to his knowledge, Dr. Mahajerin is very personable, listens well and is empathic. I would suggest that he is everything a doctor should be.
- 5 out of 5 starsReviewed on 1/28/2026
Thank you for treating me like a real person
- 5 out of 5 starsReviewed on 1/28/2026
His office responded quickly to my needs and I was seen in a short amount of time.
- 5 out of 5 starsReviewed on 1/28/2026
Very competent and genuine.
- 5 out of 5 starsReviewed on 12/20/2025
Very nice. Super easy to talk with. Explaining every thing.
- 5 out of 5 starsReviewed on 12/8/2025
Very easy to communicate with.
- 5 out of 5 starsReviewed on 12/6/2025
Good listener. Explains things well.
- 5 out of 5 starsReviewed on 12/6/2025
He explained everything very carefully and answered all my questions. He has a pleasant demeanor, which made it easy to ask questions.
- 5 out of 5 starsReviewed on 11/24/2025
Loved him, would recommend him to everyone
- 5 out of 5 starsReviewed on 10/27/2025
I would recommend him to anyone
- 5 out of 5 starsReviewed on 10/26/2025
Clear communication
- 5 out of 5 starsReviewed on 10/25/2025
He makes the patient feel comfortable.
- 5 out of 5 starsReviewed on 10/21/2025
He is so easy to talk to, he is genuinely interested, kind and obviously knowledgeable
- 5 out of 5 starsReviewed on 10/16/2025
Very professional
- 5 out of 5 starsReviewed on 10/10/2025
He was very thorough & kind
- 5 out of 5 starsReviewed on 10/10/2025
an excellent job. easy to understand his prognosis. set up next steps.
- 5 out of 5 starsReviewed on 10/9/2025
Dr Mahajerin is a helpful and knowledgeable provider with a gentle manner that I appreciate very much.
- 5 out of 5 starsReviewed on 10/7/2025
Professional, knowledgeable.
- 5 out of 5 starsReviewed on 9/18/2025
Very personable and informative
- 5 out of 5 starsReviewed on 9/16/2025
Doctor Mahajerin was very cordial and explained everything in layman’s terms so we could understand what he was talking about!
- 5 out of 5 starsReviewed on 9/14/2025
Good job
- 5 out of 5 starsReviewed on 9/13/2025
Dr. Was compassionate, professional and efficient.
- 5 out of 5 starsReviewed on 9/12/2025
He always values my opinion & discusses my future care
- 5 out of 5 starsReviewed on 9/11/2025
We will be meeting him to discuss the test results
- 5 out of 5 starsReviewed on 9/5/2025
Excellent cardiologist
- 5 out of 5 starsReviewed on 9/3/2025
wonderful
- 5 out of 5 starsReviewed on 8/25/2025
He was kind and very personable. He talked to me, not down to me, he made me very comforable and explained things in a way I could understand and follow. It was very refreshing. Thank you so much.
- 5 out of 5 starsReviewed on 8/24/2025
Explains things very well and make sure I understood what he was telling me about my health.
- 5 out of 5 starsReviewed on 8/21/2025
He is an excellent cardiologist. I trust him with my life.
- 5 out of 5 starsReviewed on 8/20/2025
Thx Ali. You eased my mind. Looking forward to partnering with you on my long term care.
- 5 out of 5 starsReviewed on 8/18/2025
All good
- 5 out of 5 starsReviewed on 7/23/2025
Took him very little time to initially diagnose my issue and the continued care has been excellent.
- 5 out of 5 starsReviewed on 6/17/2025
Encouraging me toward health
- 5 out of 5 starsReviewed on 6/6/2025
Look forward to future recommendations for Heart Health
- 5 out of 5 starsReviewed on 6/5/2025
I am very comfortable and confident in my care from him. Very pleasant and great communicator and caring.
- 5 out of 5 starsReviewed on 5/17/2025
He listened to my cares and concerns
- 5 out of 5 starsReviewed on 5/8/2025
Efficient, caring, and knowledgeable.
- 5 out of 5 starsReviewed on 5/8/2025
Great listener. Very knowledgeable and professional. Did not hurry and push me out
- 5 out of 5 starsReviewed on 4/1/2025
All poeitive
- 4 out of 5 starsReviewed on 3/26/2025
Very caring!
- 5 out of 5 starsReviewed on 2/11/2025
They told me everything I needed to know
- 5 out of 5 starsReviewed on 2/10/2025
I am unable to think of anything differant