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

William J Hennessey MD PC

Organization Gynecology Physician · NPI 1033225560

William J Hennessey MD PC is a Gynecology Physician in Green Island, 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

31 Lowr Hudson Ave
Green Island, NY 12183-1014
Phone: (518) 272-9140
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gynecology Physician (primary) Taxonomy 207VG0400X

Record details

NPI number1033225560
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Hennessey — Owner · (518) 272-9140
NPI enumeratedAugust 21, 2006
Last updated in NPPESMarch 4, 2008
Mailing address31 Lower Hudson Ave, Green Island, NY 12183-1014

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