Philippa Newfield, MD
NPI 1215984992 · Anesthesiology Physician · San Francisco, CA
Philippa Newfield, MD is a Anesthesiology Physician provider in San Francisco, CA (NPI 1215984992).
Provider details
- NPI number
- 1215984992
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- G35730 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
- 2006-05-28
- Last updated
- 2007-07-11
Frequently asked questions
- What is Philippa Newfield's NPI number?
- Philippa Newfield's National Provider Identifier (NPI) is 1215984992, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Philippa Newfield's specialty?
- Philippa Newfield is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Philippa Newfield located?
- Philippa Newfield's practice location on file with NPPES is 3700 California St, San Francisco, CA 94118-1618.
- What is Philippa Newfield's phone number?
- The practice phone number listed in the NPPES registry for Philippa Newfield is (415) 719-0000.
- Is Philippa Newfield's NPI active?
- Yes — Philippa Newfield's NPI (1215984992) is active in the NPPES registry as of the last update on 2007-07-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.