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

Marcus Riedhammer, MD, PC

Organization Family Medicine Physician · NPI 1699791566

Marcus Riedhammer, MD, PC provides Family Medicine Physician services in Williamsport, Pennsylvania. Registered with an NPI since 2006.

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

1100 Grampian Blvd 4th Fl
Williamsport, PA 17701-1909 Not confirmed with CMS for 19 years — call before visiting
Phone: (570) 326-8550
Fax: (570) 326-8551
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X

Record details

NPI number1699791566
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Marcus Riedhammer — President · (570) 769-7941
NPI enumeratedJuly 14, 2006
Last updated in NPPESAugust 30, 2007
Mailing addressPo Box 169, Woolrich, PA 17779-0169

Other providers in Williamsport