MRS. MARY ELIZABETH SAFRIT WHNP
NPI 1154552818
Nurse Practitioner - Women's Health in Greenbrae, CA
About Mrs. Mary Elizabeth Safrit Whnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. MARY ELIZABETH SAFRIT WHNP (NPI 1154552818) is an individual women's health provider in Greenbrae, California, licensed in California (15752) and active in the NPI registry since July 2009. She is enrolled in Medicare PECOS and is a graduate of Other (1999).
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
Mrs. Mary Elizabeth Safrit Whnp 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
2Medicare enrollment records show Mary Safrit reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Francisco, CA 94122
- Reassigned Medicare billing, California enrollment
- 5,544 clinicians in this Medicare group
San Francisco, CA 94143
- Reassigned Medicare billing, California enrollment
- 5,645 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 2
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 94904 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Mary Safrit's NPI number?
The NPI number for Mary Safrit is 1154552818. It was assigned to this individual provider in the NPPES registry on July 29, 2009.
Where is Mary Safrit located?
Mary Safrit practices at 350 Bon Air Ctr Suite 200, Greenbrae, CA 94904. The listed phone number is (415) 578-3095.
What is Mary Safrit's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Women's Health, with taxonomy code 363LW0102X.
Is Mary Safrit enrolled in Medicare?
Yes. Mary Safrit 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 Mary Safrit's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Mary Safrit reassigns Medicare benefits to 2 organizations: Ucsf Medical Group Business Services (San Francisco, CA) and University Of California San Francisco (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 Mary Safrit'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 Mary Safrit was last updated on December 15, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Mrs. Mary Elizabeth Safrit, WHNP · NPI 1154552818
Women's Health physician in Greenbrae, California. Individual provider, active in the CMS NPPES registry since July 29, 2009.
## Identity
- **NPI:** 1154552818 (Entity type: Individual)
- **Enumerated:** July 29, 2009
- **Primary specialty:** Nurse Practitioner - Women's Health · taxonomy 363LW0102X
- **State license:** 15752 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 350 BON AIR CTR, SUITE 200, Greenbrae, CA 94904-3000
- **Phone:** (415) 578-3095 · **Fax:** (415) 291-0489
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Ucsf Medical Group Business Services (NPI 1477624104, San Francisco, CA); University Of California San Francisco (NPI 1164512851, San Francisco, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 1999
## Record status
- **NPPES last updated:** December 15, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1154552818) · Data from the CMS NPPES public registry.