SARA WHETSTONE MD
NPI 1528396223
Obstetrics & Gynecology in San Francisco, CA
About Sara Whetstone Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SARA WHETSTONE MD (NPI 1528396223) is an individual obstetrics & gynecology provider in San Francisco, California, licensed in California (A116664) and active in the NPI registry since November 2009. She is enrolled in Medicare PECOS and is a graduate of Yale University School Of Medicine (2009).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Sara Whetstone Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
4Medicare enrollment records show Sara Whetstone reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 1,573 clinicians in this Medicare group
San Francisco, CA 94110
- Reassigned Medicare billing, California enrollment
- 842 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 clinicians in this Medicare group
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94110 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
SAN FRANCISCO, CA 94110
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 Sara Whetstone's NPI number?
The NPI number for Sara Whetstone is 1528396223. It was assigned to this individual provider in the NPPES registry on November 18, 2009.
Where is Sara Whetstone located?
Sara Whetstone practices at 1001 Potrero Ave # 6D, San Francisco, CA 94110. The listed phone number is (415) 206-3061.
What is Sara Whetstone's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Sara Whetstone enrolled in Medicare?
Yes. Sara Whetstone is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
When was this NPI record last updated?
The NPPES record for Sara Whetstone was last updated on December 9, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Sara Whetstone, MD · NPI 1528396223
Obstetrics & Gynecology physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since November 18, 2009.
## Identity
- **NPI:** 1528396223 (Entity type: Individual)
- **Enumerated:** November 18, 2009
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** A116664 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1001 POTRERO AVE # 6D, San Francisco, CA 94110-3518
- **Phone:** (415) 206-3061
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Medical school:** Yale University School Of Medicine, class of 2009
## Record status
- **NPPES last updated:** December 9, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1528396223) · Data from the CMS NPPES public registry.