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SAN FRANCISCO GYNECOLOGY, INC.
NPI 1225177397
Clinic/Center - Medical Specialty in San Francisco, CA

Active since February 06, 2007
490 POST ST, STE 530, SAN FRANCISCO, CA 94102(415) 955-8550(415) 955-8551 Get Directions Write a Review

NPPES record last updated: September 30, 2011. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About San Francisco Gynecology, Inc. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SAN FRANCISCO GYNECOLOGY, INC. (NPI 1225177397) is a healthcare organization registered as a medical specialty in San Francisco, California and active in the NPI registry since February 2007. The organization lists Katherine Gregory, Ceo, as its authorized official.

NPPES Registry Identity

NPI1225177397
Entity TypeOrganization
Primary Taxonomy261QM2500X
Legal Business NameSAN FRANCISCO GYNECOLOGY, INC.
Location Address490 POST ST, STE 530San Francisco, CA 94102-1401
Mailing Address490 Post St Ste 530San Francisco, CA 94102-1412 · (415) 955-8550 · Fax (415) 955-8551
Phone(415) 955-8550
Fax(415) 955-8551
Organization SubpartNo
Authorized OfficialKatherine GregoryCeo · (415) 955-8550
Enumeration DateFebruary 6, 2007
Last NPPES UpdateSeptember 30, 2011
✔ NPI 1225177397 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Medical SpecialtyAmbulatory Health Care Facilities
Taxonomy Code261QM2500X
License✔ Licensed in CA · G80994
Definition
An entity, facility, or distinct part of a facility providing diagnostic, treatment, and prescriptive services related to a specific area of medical specialization. Frequently used for Title V related Children's Specialty services or to meet specific public health needs (e.g., infectious diseases or breast and cervical cancer).
490 POST ST, San Francisco, CA 94102
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Other Identifiers 2

Medicare ID-Type UnspecifiedYYY48607YCA
Medicare UPINF85120CA

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

San Francisco Gynecology, Inc. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to San Francisco Gynecology, Inc., which bills Medicare for the services this clinician delivers.

Clinician (1)

Katherine Gregory, M.D.
Obstetrics/Gynecology
NPI 1902954308
3905 SACRAMENTO ST SUITE #302
San Francisco, CA 94118
(415) 379-7949
✔ PECOS✔ Accepts Medicare2.6 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is San Francisco Gynecology, Inc.'s NPI number?

The NPI number for San Francisco Gynecology, Inc. is 1225177397. It was assigned to this organization in the NPPES registry on February 6, 2007.

Where is San Francisco Gynecology, Inc. located?

San Francisco Gynecology, Inc. is located at 490 Post St Ste 530, San Francisco, CA 94102. The listed phone number is (415) 955-8550.

What is San Francisco Gynecology, Inc.'s specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Medical Specialty, with taxonomy code 261QM2500X.

Is San Francisco Gynecology, Inc. enrolled in Medicare?

Yes. San Francisco Gynecology, Inc. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through San Francisco Gynecology, Inc.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Obstetrics/Gynecology) reassigns their Medicare billing to San Francisco Gynecology, Inc.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

When was this NPI record last updated?

The NPPES record for San Francisco Gynecology, Inc. was last updated on September 30, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.