Elizabeth Blumenthal, MD
NPI 1164759916 · Obstetrics & Gynecology Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Elizabeth Blumenthal, MD is a Obstetrics & Gynecology Physician provider in San Francisco, CA (NPI 1164759916).
Provider details
- NPI number
- 1164759916
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A107191 (CA)
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
16 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
- 2009-11-13
- Last updated
- 2021-11-29
Frequently asked questions
- What is Elizabeth Blumenthal's NPI number?
- Elizabeth Blumenthal's National Provider Identifier (NPI) is 1164759916, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Elizabeth Blumenthal's specialty?
- Elizabeth Blumenthal is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Elizabeth Blumenthal located?
- Elizabeth Blumenthal's practice location on file with NPPES is 400 Parnassus Ave, San Francisco, CA 94143-2202.
- What is Elizabeth Blumenthal's phone number?
- The practice phone number listed in the NPPES registry for Elizabeth Blumenthal is (415) 353-4624.
- Does Elizabeth Blumenthal accept Medicare?
- Elizabeth Blumenthal is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Elizabeth Blumenthal's NPI active?
- Yes — Elizabeth Blumenthal's NPI (1164759916) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.