
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
- 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
4.9 out of 5
89 ratings, 45 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 4/17/2026
Dr Horstmanshop is very concerned about your health and makes sure you are doing the right things for your heart..he has helped me with the right medications to get heart stronger...and I totally trust him.
- 5 out of 5 starsReviewed on 4/17/2026
Brilliant Dr capable of motivating me to live longer. Gives me all the critical heart metrics to fully understand my condition and treatment.
- 5 out of 5 starsReviewed on 4/7/2026
He's personable, Great communicator, knowledgeable, very thorough. Thoughtful & kind.
- 5 out of 5 starsReviewed on 3/20/2026
He set a high standard when compared to other doctors.
- 5 out of 5 starsReviewed on 3/17/2026
We are looking forward to getting approval to receive the medication needed to help with the health issues we visited for.
- 5 out of 5 starsReviewed on 3/13/2026
Doctor Douglas Horstmanshohf is a very good heart doctor he explains everything to me about my heart
- 5 out of 5 starsReviewed on 3/9/2026
He made me feel comfortable and well cared for
- 5 out of 5 starsReviewed on 3/3/2026
I am happy to have found a doctor I feel comfortable with making good decisions about my care.
- 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 12/23/2025
Thank you Dr. Doug and staff!!
- 5 out of 5 starsReviewed on 12/18/2025
I feel a lot better since I met this doctor
- 5 out of 5 starsReviewed on 12/6/2025
Excellent Doctor
- 5 out of 5 starsReviewed on 12/3/2025
Very nice Dr. easy easy to listen to and explains everything very well thank you
- 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 10/25/2025
Happy he is working with other doctors to deal with my issues
- 5 out of 5 starsReviewed on 10/24/2025
I really like how well he explained everything to me. He is compassionate and kind.
- 5 out of 5 starsReviewed on 10/23/2025
Great Doctor
- 5 out of 5 starsReviewed on 10/14/2025
Dr Doug was on point about my therapy on getting my heart back on track he was very patient with me because I had a lot of questions I kind of stopped him a couple times and I know he got annoyed by it but he answered the question because that was very important to me thank you Dr Doug
- 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