Shea Williams
NPI 1801613450 · Acute Care Nurse Practitioner · San Francisco, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Shea Williams is a Acute Care Nurse Practitioner provider in San Francisco, CA (NPI 1801613450).
Provider details
- NPI number
- 1801613450
- Entity type
- Individual
- Primary specialty
- Acute Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 363LA2100X (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Additional practice locations (1)
- 505 Parnassus AveSan Francisco, CA 94143-2204Phone: (415) 476-1000
Registry dates
- Enumerated
- 2024-09-24
- Last updated
- 2024-09-24
- Certified
- 2024-09-24
Frequently asked questions
- What is Shea Williams's NPI number?
- Shea Williams's National Provider Identifier (NPI) is 1801613450, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Shea Williams's specialty?
- Shea Williams is listed in the NPPES registry with a primary specialty of Acute Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Shea Williams located?
- Shea Williams's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Shea Williams's phone number?
- The practice phone number listed in the NPPES registry for Shea Williams is (415) 476-1000.
- Does Shea Williams accept Medicare?
- Shea Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Shea Williams's NPI active?
- Yes — Shea Williams's NPI (1801613450) is active in the NPPES registry as of the last update on 2024-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.