Heyman Oo
NPI 1285052514 · Pediatrics Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Heyman Oo is a Pediatrics Physician provider in San Francisco, CA (NPI 1285052514).
Provider details
- NPI number
- 1285052514
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A139832 (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
12 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
- 2014-04-03
- Last updated
- 2017-06-27
Frequently asked questions
- What is Heyman Oo's NPI number?
- Heyman Oo's National Provider Identifier (NPI) is 1285052514, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Heyman Oo's specialty?
- Heyman Oo is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Heyman Oo located?
- Heyman Oo's practice location on file with NPPES is 505 Parnassus Box 0110, San Francisco, CA 94143-0110.
- What is Heyman Oo's phone number?
- The practice phone number listed in the NPPES registry for Heyman Oo is (510) 449-1644.
- Does Heyman Oo accept Medicare?
- Heyman Oo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Heyman Oo's NPI active?
- Yes — Heyman Oo's NPI (1285052514) is active in the NPPES registry as of the last update on 2017-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.