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

William Stephan, MD, PC

Organization Family Medicine Physician · NPI 1083644306

William Stephan, MD, PC is a Family Medicine Physician in Tonawanda, New York. 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

4080 Delaware Ave
Tonawanda, NY 14150-6848
Phone: (716) 875-7399
Fax: (716) 692-4342
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X

Record details

NPI number1083644306
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Stephan — Owner · (716) 875-7399
NPI enumeratedJuly 3, 2006
Last updated in NPPESOctober 15, 2007
Mailing addressPo Box 92336, Rochester, NY 14692-0336

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