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

James Heinsimer MD PC

Organization Cardiovascular Disease Physician · NPI 1124214952

James Heinsimer MD PC is a Cardiovascular Disease Physician in Royal Oak, Michigan. Licensed in Michigan. Registered with an NPI since 2007.

Licensed in
MI
In the registry since
2007
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3535 W 13 Mile Rd Ste 208
Royal Oak, MI 48073-6770
Phone: (248) 551-0066
Fax: (248) 551-2022
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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 JH049901 (MI)

Record details

NPI number1124214952
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official James Heinsimer — Owner · (248) 551-0066
NPI enumeratedSeptember 14, 2007
Last updated in NPPESOctober 11, 2007
Mailing address3535 W 13 Mile Rd Ste 208, Royal Oak, MI 48073-6770

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