Physician Profile
Mark C. Antonishen, M.D. practices internal medicine in Boyne City, MI. Mark is a 1981 graduate of Wayne State University School of Medicine.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Source: NPPES NPI Registry
223 N PARK ST
Boyne City, MI 49712
Mark C. Antonishen is an internist in Boyne City, MI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
Mark C. Antonishen is listed at 223 N Park St, Boyne City, MI 49712. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (231) 582-8010. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
Mark C. Antonishen's National Provider Identifier is 1518971654. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Mark C. Antonishen attended Wayne State University School of Medicine, graduating in 1981. This comes from the CMS National Downloadable File.
CMS public data
Mark C. Antonishen has 45 years experience. Calculated from a graduation year of 1981, reported in the CMS National Downloadable File.
CMS public data
Not yet. This profile is built from public federal data and has not been confirmed by Mark C. Antonishen. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.