Danielle Williamson, MD
NPI 1124403860 · Anesthesiology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Danielle Williamson, MD is a Anesthesiology Physician provider in San Francisco, CA (NPI 1124403860).
Provider details
- NPI number
- 1124403860
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- PG183786 (OR)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
10 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2015-07-23
- Last updated
- 2023-06-28
- Certified
- 2023-06-28
Frequently asked questions
- What is Danielle Williamson's NPI number?
- Danielle Williamson's National Provider Identifier (NPI) is 1124403860, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Danielle Williamson's specialty?
- Danielle Williamson is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Danielle Williamson located?
- Danielle Williamson's practice location on file with NPPES is 521 Parnassus Ave, San Francisco, CA 94143-2206.
- What is Danielle Williamson's phone number?
- The practice phone number listed in the NPPES registry for Danielle Williamson is (503) 428-1440.
- Does Danielle Williamson accept Medicare?
- Danielle Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Danielle Williamson's NPI active?
- Yes — Danielle Williamson's NPI (1124403860) is active in the NPPES registry as of the last update on 2023-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.