CYNTHIA ANN GASPER M.D.
NPI 1558697946
Pathology - Anatomic Pathology in San Francisco, CA
About Cynthia Ann Gasper M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CYNTHIA ANN GASPER M.D. (NPI 1558697946) is an individual anatomic pathology provider in San Francisco, California, licensed in California (A114754) and active in the NPI registry since October 2009. She is enrolled in Medicare PECOS and is a graduate of University Of California, San Francisco 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
Cynthia Ann Gasper M.d. 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
3Medicare enrollment records show Cynthia Gasper reassigns Medicare billing to 3 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
- Also billed through NPI 1073836060 (California)
- 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.
Areas of Expertise CMS Part B claims 10
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
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.
Reported Quality Measures
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 Cynthia Gasper's NPI number?
The NPI number for Cynthia Gasper is 1558697946. It was assigned to this individual provider in the NPPES registry on October 20, 2009.
Where is Cynthia Gasper located?
Cynthia Gasper practices at 1001 Potrero Avenue, Bldg 3, 1st Floor, San Francisco, CA 94110. The listed phone number is (415) 353-1613.
What is Cynthia Gasper's specialty?
The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology, with taxonomy code 207ZP0101X.
Is Cynthia Gasper enrolled in Medicare?
Yes. Cynthia Gasper 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.
Which organizations bill Medicare for Cynthia Gasper's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Cynthia Gasper reassigns Medicare benefits to 3 organizations: University Of California Sfgh Medical Group (San Francisco, CA), University Of California San Francisco (San Francisco, CA) and Ucsf Medical Group Business Services (San Francisco, CA). Each 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 Cynthia Gasper's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Cynthia Gasper was last updated on January 4, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Cynthia Ann Gasper, M.D. · NPI 1558697946
Anatomic Pathology physician in San Francisco, California. Individual provider, active in the CMS NPPES registry since October 20, 2009.
## Identity
- **NPI:** 1558697946 (Entity type: Individual)
- **Enumerated:** October 20, 2009
- **Primary specialty:** Pathology - Anatomic Pathology · taxonomy 207ZP0101X
- **State license:** A114754 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 1001 POTRERO AVENUE, BLDG 3, 1ST FLOOR, San Francisco, CA 94110
- **Phone:** (415) 353-1613 · **Fax:** (628) 206-5988
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): University Of California Sfgh Medical Group (NPI 1174598296, San Francisco, CA); University Of California San Francisco (NPI 1346329380, San Francisco, CA); Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Francisco School Of Medicine, class of 2009
## Record status
- **NPPES last updated:** January 4, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1558697946) · Data from the CMS NPPES public registry.