
Highlights
Age Groups Seen
- Infant 0-2
- Child 3-12
- Adolescent 13-17
- Adult 18-64
- Older Adult 65+
Languages
- English
Gender
MaleAffiliations
- Corewell Health Grand Rapids Hospitals
About Aaron J DeFrang
About the Provider
He has a special interest in sports medicine, disease prevention and health promotion.
LGBTQIA+ Safe & Affirming
To earn the "Safe and Affirming" designation, providers individually complete an online training program which includes modules developed by the National LGBTQIA+ Health Education Center. For more information, click here.
Locations
- Corewell Health Family, Internal and Pediatric Medicine - Rockford
- 8501 Meadow Creek, Rockford, MI 49341
- Get Directions
- Phone: 616-267-7884
- Fax: 616-866-5386
Experience
Education
- Residency: University of Michigan Health - West, Family Medicine, 2008
- Internship: University of Michigan Health - West, Family Medicine, 2006
- Medical School: Michigan State University, College of Osteopathic Medicine, Doctor of Osteopathic Medicine (DO), 2005
Board Certifications
- Family Medicine/OMT: American Osteopathic Board of Family Physicians, 2008
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
- Health Alliance Plan by Henry Ford
- Humana Military (Tricare East)
- McLaren Commercial
- McLaren Medicaid
- McLaren Medicare Advantage
- Medicaid
- Medicare
- 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
350 ratings, 130 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 6/26/2026
A great Dr!
- 5 out of 5 starsReviewed on 6/24/2026
He give the patient his undivided attention and the time that is needed, he's open to hesr your concerns and has a reciprocal dialog.
- 5 out of 5 starsReviewed on 6/19/2026
He is tops. Love the doctor and how he cares.
- 5 out of 5 starsReviewed on 6/18/2026
He is a great Dr. and always helps me with any issues health wise I have.
- 5 out of 5 starsReviewed on 6/13/2026
Always listen to what ever the concern and is. Very quick to take care of the problem
- 5 out of 5 starsReviewed on 6/13/2026
Cares about my concerns , always listens to me. Grear doctor.
- 5 out of 5 starsReviewed on 6/13/2026
Felt comfortable in his care
- 5 out of 5 starsReviewed on 6/12/2026
You as a company should consider Dr. Defrang as Dr. of the year or some kind of award for excellence. Be proud and recognize the way he takes care of people. Better yet, have up and coming doctors intern or follow this man for awhile to see how to do it right.
- 5 out of 5 starsReviewed on 6/12/2026
I appreciate his care and demeanor when talking with him. He always listens.
- 5 out of 5 starsReviewed on 6/4/2026
I have white coat syndrome, and he takes his time to attend to me. He explains everything to me and I feel comfortable discussing with him.
- 5 out of 5 starsReviewed on 5/30/2026
Dr. DeFrang’s suggestions, encouragement, and praise about improving my health and with respect to my diabetes was very much appreciated.
- 5 out of 5 starsReviewed on 5/29/2026
Answers my questions.
- 4 out of 5 starsReviewed on 5/28/2026
Great dr
- 5 out of 5 starsReviewed on 5/28/2026
Very polite
- 5 out of 5 starsReviewed on 5/26/2026
Great listener, explained things well and followed up.
- 5 out of 5 starsReviewed on 5/25/2026
Excellent physician!
- 5 out of 5 starsReviewed on 5/22/2026
He a good listener.
- 5 out of 5 starsReviewed on 5/21/2026
Professional, caring, informative, good demeanor
- 5 out of 5 starsReviewed on 5/20/2026
He always takes the necessary time to get all the information.
- 5 out of 5 starsReviewed on 5/18/2026
Over 10 years of great service
- 5 out of 5 starsReviewed on 5/18/2026
He is caring, thoughtful and a good listener.
- 5 out of 5 starsReviewed on 5/17/2026
Kind caring
- 5 out of 5 starsReviewed on 5/16/2026
Great job. I’ve hid him for a long time.
- 5 out of 5 starsReviewed on 5/16/2026
Dr. DeFrang is such a positive person, and so kind. Combined with his remarkable talent, he's a tremendous asset to Corewell!
- 5 out of 5 starsReviewed on 5/12/2026
I feel comfortable in conversation Dr. Defrang. He listens to my concerns and always reminds me to contact him if I have any questions after my appointment.
- 5 out of 5 starsReviewed on 5/3/2026
Very likable professional
- 5 out of 5 starsReviewed on 4/30/2026
Left the appointment very satisfied
- 5 out of 5 starsReviewed on 4/24/2026
Dr Defrang is great
- 5 out of 5 starsReviewed on 4/18/2026
Great Doctor, listens and gives straightforward, accurate information
- 5 out of 5 starsReviewed on 4/16/2026
I always feel cared for.
- 5 out of 5 starsReviewed on 4/1/2026
Vey caring and understanding
- 5 out of 5 starsReviewed on 3/24/2026
Listened well and was very knowledgeable in the issues I was experiencing
- 5 out of 5 starsReviewed on 3/13/2026
I appreciate him leaving things up to me, even though he doesn't agree.
- 5 out of 5 starsReviewed on 3/4/2026
I just always receive good care
- 5 out of 5 starsReviewed on 2/24/2026
Personal attention given
- 5 out of 5 starsReviewed on 2/20/2026
I just want to thank him for just being who he is. I know he always has my best interest in mind. I fully trust him.
- 5 out of 5 starsReviewed on 2/20/2026
Great job. I’ll keep seeing him
- 5 out of 5 starsReviewed on 2/17/2026
He was very kind and attentive.
- 5 out of 5 starsReviewed on 2/14/2026
Love talking with him
- 5 out of 5 starsReviewed on 2/14/2026
Our family is very happy with the care we receive
- 5 out of 5 starsReviewed on 2/12/2026
Great guy!
- 5 out of 5 starsReviewed on 2/12/2026
Knowledgeable and straightforward.
- 5 out of 5 starsReviewed on 2/11/2026
We feel safe. He is always wanting the best for us. He takes good care of us.
- 5 out of 5 starsReviewed on 1/29/2026
He is aiways concerned about your health
- 5 out of 5 starsReviewed on 1/28/2026
Excellent clinician
- 5 out of 5 starsReviewed on 1/16/2026
Very helpful and thorough.
- 5 out of 5 starsReviewed on 1/15/2026
Dr. FeFrang is an excellent physician, very kind, and very thorough.
- 5 out of 5 starsReviewed on 1/15/2026
Very through!!
- 5 out of 5 starsReviewed on 1/15/2026
Great dr
- 5 out of 5 starsReviewed on 1/15/2026
Doctor DeFrang is always interested in his patients as people, and not just as case studies for medical problems.
- 5 out of 5 starsReviewed on 1/10/2026
He is top notch doctor , 2nd to none one !!
- 5 out of 5 starsReviewed on 1/10/2026
He is a great listener and communicator with sincere compassion to assess and treat needed help.
- 5 out of 5 starsReviewed on 1/7/2026
I like him as a person and a doctor. Warm, friendly, capable and cares.
- 5 out of 5 starsReviewed on 1/3/2026
Always polite and informative.
- 5 out of 5 starsReviewed on 12/5/2025
Great enough to call my DOC. as a friend & one I can trust! Thank You Aaron DeFrang:-)
- 5 out of 5 starsReviewed on 12/4/2025
Great Dr and even better person, has a great staff as well
- 5 out of 5 starsReviewed on 11/28/2025
DR DeFang has always treated me with kindness and compassion through the years.
- 5 out of 5 starsReviewed on 11/23/2025
Dr. Defrang is personable, skilled and an excellent communicator.
- 4 out of 5 starsReviewed on 11/21/2025
Good doctor
- 5 out of 5 starsReviewed on 11/13/2025
Got to the point. Told me what I needed to do and how to do it.
- 5 out of 5 starsReviewed on 11/13/2025
Great job
- 5 out of 5 starsReviewed on 11/7/2025
Honest and straightforward!
- 2 out of 5 starsReviewed on 11/6/2025
Maybe don't jump to the immediate conclusion that someone is just trying to get something as opposed to seeking help.
- 5 out of 5 starsReviewed on 11/4/2025
Very knowledgeable, thorough and easy to talk with about health issues.
- 5 out of 5 starsReviewed on 11/1/2025
Always considers all my questions and my responses and makes clear to me what I could do to improve my situation with my diabetes. I am confident that I know what is best to care for myself.
- 5 out of 5 starsReviewed on 10/30/2025
Great Dr.
- 5 out of 5 starsReviewed on 10/29/2025
I trust him in providing my healthcare needs
- 5 out of 5 starsReviewed on 10/23/2025
Very thorough Doctor!
- 5 out of 5 starsReviewed on 10/21/2025
He is very attentive to my health care concerns.
- 5 out of 5 starsReviewed on 10/18/2025
He's amazing
- 5 out of 5 starsReviewed on 10/15/2025
The pneumonia shot hurt for two days. A shot of Woodford Reserve would be a good scrip when giving that one.
- 5 out of 5 starsReviewed on 10/2/2025
I find Dr. Aaron to be very thorough and watches stuff carefully..
- 5 out of 5 starsReviewed on 10/1/2025
Thankful he is my Doctor.
- 5 out of 5 starsReviewed on 9/30/2025
Always shows his concern and provides excellent support
- 5 out of 5 starsReviewed on 9/30/2025
What a great guy!
- 5 out of 5 starsReviewed on 9/25/2025
Very caring Dr.
- 5 out of 5 starsReviewed on 9/25/2025
He went up and beyond to help me with my issues. Sent me to a specialist for my issues
- 5 out of 5 starsReviewed on 9/25/2025
Positive and encouraging demeanor.
- 5 out of 5 starsReviewed on 9/19/2025
Very happy with the Dr and care.
- 5 out of 5 starsReviewed on 9/15/2025
He spent time with me and answered all my questions.
- 5 out of 5 starsReviewed on 9/10/2025
Caring and thorough
- 5 out of 5 starsReviewed on 9/5/2025
Always cares about your health. Great doctor.
- 5 out of 5 starsReviewed on 9/4/2025
Caring professional demeanor, great primary doctor. I'm thankful to be under his care.
- 5 out of 5 starsReviewed on 9/3/2025
He has been the perfect doctor for me for 14 years. Still the same great doctor!
- 5 out of 5 starsReviewed on 9/3/2025
Best Dr
- 5 out of 5 starsReviewed on 8/22/2025
Very passionate Doctor.
- 5 out of 5 starsReviewed on 8/21/2025
Good at stopping to listen to me and understand.
- 5 out of 5 starsReviewed on 8/18/2025
He is always willing to help with whatever I need and offers great advice
- 5 out of 5 starsReviewed on 8/15/2025
Great doctor and friend
- 5 out of 5 starsReviewed on 8/15/2025
Corewell Health is fortunate to have Dr DeFrang on staff.
- 5 out of 5 starsReviewed on 8/13/2025
We have been patients of Dr. DeFrang for 10 years. We have always found him to be knowledgeable. As I said earlier, he inspires confidence.
- 5 out of 5 starsReviewed on 8/12/2025
Aaron in a great guy and a great Doctor.
- 5 out of 5 starsReviewed on 7/29/2025
Cares about you as an individual and always provides detailed information
- 5 out of 5 starsReviewed on 7/19/2025
Love talking to him. Best family Dr we have ever had. Very kind and cares about your health
- 5 out of 5 starsReviewed on 7/16/2025
Very nice personality. Good listener . Caring.
- 5 out of 5 starsReviewed on 7/10/2025
Dr. DeFrang takes the time to listen to concerns and answer questions.
- 5 out of 5 starsReviewed on 7/10/2025
did his job very professional
- 5 out of 5 starsReviewed on 7/9/2025
He is caring and concerned about wellbeing of his patients
- 5 out of 5 starsReviewed on 7/9/2025
I have enjoyed have dr Defrang as my physician.
- 5 out of 5 starsReviewed on 7/4/2025
He is my main physician, I go to him for my basic health care.
- 5 out of 5 starsReviewed on 6/25/2025
Very thorough, knowledgeable and kind
- 5 out of 5 starsReviewed on 6/24/2025
Aaron DeFrang is very knowledgeable, thorough and helpful with all my health needs.
- 5 out of 5 starsReviewed on 6/21/2025
Aaron is fantastic and I will follow him wherever he goes.
- 5 out of 5 starsReviewed on 6/20/2025
Friendly expert care and advice. Always asks first my input before making a recommendation.
- 5 out of 5 starsReviewed on 6/20/2025
He truly cares about your health and family.
- 5 out of 5 starsReviewed on 6/19/2025
I would - and have - highly recommend him.
- 5 out of 5 starsReviewed on 6/19/2025
Always explains everything well
- 5 out of 5 starsReviewed on 6/19/2025
Dr. Defrang is very knowledgeable, respectful and always makes you feel comfortable when going to see him
- 5 out of 5 starsReviewed on 6/19/2025
Easy to talk to
- 5 out of 5 starsReviewed on 6/9/2025
I've been with him for probably 25 years. That speaks for itself.
- 5 out of 5 starsReviewed on 6/7/2025
Very pleasant to meet with
- 5 out of 5 starsReviewed on 6/4/2025
He has always been a caring and understanding person. Took the time I needed to answer any of my questions
- 5 out of 5 starsReviewed on 5/31/2025
He’s amazing!! Great listener and cares to treat you the best he’s able.
- 5 out of 5 starsReviewed on 5/29/2025
He truly cares!!!
- 5 out of 5 starsReviewed on 5/23/2025
Good listener
- 5 out of 5 starsReviewed on 5/20/2025
I enjoy having a thorough doctor
- 5 out of 5 starsReviewed on 5/15/2025
Aaron is always very personable, friendly and seems to care about my overall health and wellbeing. I always get honest and effective feedback and care.
- 5 out of 5 starsReviewed on 5/6/2025
He always takes time and care to make sure we get what we need
- 5 out of 5 starsReviewed on 5/3/2025
I suffer from white coat syndrome and he made feel quite relaxed and comfortable.
- 5 out of 5 starsReviewed on 5/1/2025
Great doctor!
- 5 out of 5 starsReviewed on 4/28/2025
good dr
- 5 out of 5 starsReviewed on 4/28/2025
Aaron is very considerate about my feelings on immunizations.
- 5 out of 5 starsReviewed on 3/25/2025
Confident about future health-care. ⁴
- 5 out of 5 starsReviewed on 3/19/2025
The best! Thanks!
- 5 out of 5 starsReviewed on 3/11/2025
No current health issues so everything went well
- 5 out of 5 starsReviewed on 2/20/2025
A very attentive and focused physician (Dr DeFrange).
- 5 out of 5 starsReviewed on 2/14/2025
Thank you for caring
- 5 out of 5 starsReviewed on 2/7/2025
Doesn’t rush
- 5 out of 5 starsReviewed on 2/4/2025
Thank you
- 5 out of 5 starsReviewed on 1/10/2025
Very friendly and helpful.