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

Gregory Singer, MD PC

Organization Family Medicine Physician · NPI 1174773931

Gregory Singer, MD PC is a Family Medicine Physician in Allentown, Pennsylvania. Registered with an NPI since 2008.

In the registry since
2008
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

227 S Route 100
Allentown, PA 18106-9212
Phone: (610) 366-1000
Fax: (610) 366-1050
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 number1174773931
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gregory Singer — President · (610) 366-1000
NPI enumeratedSeptember 29, 2008
Last updated in NPPESNovember 26, 2008
Mailing address227 S Route 100, Allentown, PA 18106-9212

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