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

John P. Marshall DDS, PC

Organization General Practice Dentistry · NPI 1164036893

John P. Marshall DDS, PC provides General Practice Dentistry in Sheridan, Michigan. Registered with an NPI since 2020.

In the registry since
2020
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

215 S Center St
Sheridan, MI 48884-9301
Phone: (989) 291-3302
Fax: (989) 291-3078
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X

Record details

NPI number1164036893
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Marshall — Doctor · (989) 291-3302
NPI enumeratedSeptember 1, 2020
Last updated in NPPESSeptember 1, 2020
Certification dateSeptember 1, 2020
Mailing addressPo Box 408, Sheridan, MI 48884-0408

Other providers in Sheridan