Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Douglas Allen Horstmanshof, MD

Individual provider Cardiovascular Disease Physician · NPI 1881688760

Douglas Allen Horstmanshof, MD is a Cardiovascular Disease (Cardiology) in Royal Oak, Michigan. Qualified in 1996, 30 years ago. Practices with Beaumont Medical Group- Specialty Services, a 858-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
30
Licensed in
MI
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3601 W 13 Mile Rd
Royal Oak, MI 48073-6712
Phone: (248) 551-4400
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 4301511619 (MI)

Record details

NPI number1881688760
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 7, 2005
Last updated in NPPESJuly 22, 2024
Certification dateJuly 22, 2024

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1996 (30 years in practice)
Group practice Beaumont Medical Group- Specialty Services — 858 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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