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

Dr. Douglas Blan Stewart, MD

Individual provider Internal Medicine Physician · NPI 1639332091

Dr. Douglas Blan Stewart, MD is a Cardiovascular Disease (Cardiology) in Muskegon, Michigan. Qualified in 2006, 20 years ago. Practices with Mercy Health Westshore Cardiology Services, a 36-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Michigan, Missouri and Oklahoma.

Years since qualifying
20
Licensed in
MI, MO, OK
In the registry since
2008
Specialties on file
4
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

1212 E Sherman Blvd
Muskegon, MI 49444
Phone: (231) 672-3500
Fax: (231) 672-6199
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1102 W 32nd St, Joplin, MO 64804-3503 — (417) 347-5000

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 4301088719 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301088719 (MI)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 2013021230 (MO)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 30048 (OK)

Record details

NPI number1639332091
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2008
Last updated in NPPESAugust 30, 2019

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Group practice Mercy Health Westshore Cardiology Services — 36 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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