Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

Ryan a Sullivan, MD PC

Organization Internal Medicine Physician · NPI 1629165063

Ryan a Sullivan, MD PC provides Internal Medicine Physician services in Manistee, Michigan. Licensed in Michigan. Registered with an NPI since 2006.

Licensed in
MI
In the registry since
2006
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

1391 E Parkdale Ave
Manistee, MI 49660-9352 Not confirmed with CMS for 18 years — call before visiting
Phone: (231) 398-1850
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X (MI)

Record details

NPI number1629165063
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ryan Sullivan — Owner · (231) 398-1850
NPI enumeratedOctober 6, 2006
Last updated in NPPESApril 10, 2008
Mailing address1391 E Parkdale Ave, Manistee, MI 49660-9352

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