Helen Bailey, M.D.
NPI 1861625956 · Anatomic Pathology & Clinical Pathology Physician · San Francisco, CA
Helen Bailey, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in San Francisco, CA (NPI 1861625956).
Provider details
- NPI number
- 1861625956
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A99852 (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
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
- 2009-08-24
- Last updated
- 2009-08-24
Frequently asked questions
- What is Helen Bailey's NPI number?
- Helen Bailey's National Provider Identifier (NPI) is 1861625956, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Helen Bailey's specialty?
- Helen Bailey is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Helen Bailey located?
- Helen Bailey's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Helen Bailey's phone number?
- The practice phone number listed in the NPPES registry for Helen Bailey is (415) 353-1343.
- Is Helen Bailey's NPI active?
- Yes — Helen Bailey's NPI (1861625956) is active in the NPPES registry as of the last update on 2009-08-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.