
Highlights
Age Groups Seen
- Adult 18-64
- Older Adult 65+
Languages
- English
Gender
MaleAffiliations
- Corewell Health William Beaumont University Hospital
- Corewell Health Beaumont Troy Hospital
- Corewell Health Dearborn Hospital
About Douglas A Horstmanshof
About the Provider
Locations
- Corewell Health William Beaumont University Hospital Max & Debra Ernst Heart Center
- 3601 West 13 Mile Road, Royal Oak, MI 48073
- Get Directions
- phone: 248-551-4400
- fax: 248-551-4401
Experience
Education
- Fellowship: University of Washington School of Medicine, Cardiovascular Disease, 2004
- Residency: University of Washington School of Medicine, Internal Medicine, 1999
- Medical School: Northwestern University, Doctor of Medicine (MD), 1996
Board Certifications
- Advanced Heart Failure and Transplant Cardiology: American Board of Internal Medicine, 2012
- Cardiovascular Disease: American Board of Internal Medicine, 2003
Insurance
- Aetna Better Health
- Aetna/Cofinity
- Align Senior Care MI
- BCBS Medicare Advantage Plus Blue
- BCBSM Traditional
- BCBSM Trust PPO
- Blue Care Network
- Blue Care Network Medicare Advantage
- Blue Cross Complete
- Blue Preferred Plus
- Cigna
- Claritev
- HAP CareSource
- HAP/ASR
- Humana Medicare Advantage
- Longevity Health
- McLaren
- Medicaid
- Medicare
- Meridian AmBetter
- Meridian Meridian Complete - East
- Meridian Wellcare
- Molina
- Priority Health
- Railroad Medicare
- Trinity Health Plan of MI
- United Health Care
- United Health Care Community Plan (Medicaid)
- Zing Health
Ratings & Reviews
4.8 out of 5
76 ratings, 29 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
Took time,no rush to explain everything and answer my questions
- 5 out of 5 starsReviewed on 2/24/2026
Very good personable and patien
- 5 out of 5 starsReviewed on 2/24/2026
I'm very thankful that I met Dr Doug he's been a great help to my health .
- 5 out of 5 starsReviewed on 1/24/2026
He was terrific. I liked him a lot.
- 5 out of 5 starsReviewed on 1/23/2026
Dr. Doug, is very professional and direct in his communicating my diagnosis. I appreciate his honesty and his calm demeanor when I visit his office.
- 5 out of 5 starsReviewed on 1/22/2026
He understands my situation and addresses it to the best of his ability I feel a lot better since I met my doctor
- 4 out of 5 starsReviewed on 1/16/2026
He is a great doctor!!
- 5 out of 5 starsReviewed on 1/15/2026
Excellent
- 5 out of 5 starsReviewed on 11/20/2025
Dr. Horstmanshof is very thorough and professional. He breaks everything down in Laymans term so you understand everything.
- 5 out of 5 starsReviewed on 11/14/2025
Dr Horstmanshof is an Awesome Dr ..
- 5 out of 5 starsReviewed on 11/13/2025
He's got me feeling good in a month's time
- 5 out of 5 starsReviewed on 9/18/2025
Excellent.
- 5 out of 5 starsReviewed on 9/5/2025
We love Dr. DOUG
- 5 out of 5 starsReviewed on 9/5/2025
I feel at ease with his knowledge and oversight of all my heart care specialists
- 5 out of 5 starsReviewed on 8/28/2025
Made my day with a good report.Thank you and your staff.
- 5 out of 5 starsReviewed on 8/27/2025
I can understand a lot of what is being done , and what I need to do.
- 5 out of 5 starsReviewed on 8/19/2025
Great communicatore
- 5 out of 5 starsReviewed on 7/18/2025
Experienced and easy to talk to.
- 5 out of 5 starsReviewed on 7/17/2025
Helpful and honest
- 5 out of 5 starsReviewed on 7/5/2025
Very personable and knowledgeable
- 5 out of 5 starsReviewed on 6/20/2025
Very informed and easy to understand.
- 5 out of 5 starsReviewed on 5/6/2025
My wife who accompanied me on the visit and I both agree the Doctor was pragmatic and well informed regarding my medical condition and conveyed confidence in proposed treatments to address my symptoms.
- 5 out of 5 starsReviewed on 4/25/2025
Excellent
- 5 out of 5 starsReviewed on 4/20/2025
Informative and kind
- 5 out of 5 starsReviewed on 4/4/2025
The Doctor
- 4 out of 5 starsReviewed on 4/4/2025
I believe I got the best attention to detail experience available , at my appointment, keep up the great service
- 5 out of 5 starsReviewed on 3/19/2025
Dr Horstmanshof is awesome
- 5 out of 5 starsReviewed on 2/21/2025
It was easy to talk to Dr Doug he understands my needs and my wants he listened to my ailments and we are working on a working on results to make me feel better till I have surgery
- 5 out of 5 starsReviewed on 1/14/2025
He spent a lot of time with me