Sophia Chao, MSN, RN, CPNP-AC
NPI 1578155735 · Pediatric Nurse Practitioner · San Francisco, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sophia Chao, MSN, RN, CPNP-AC is a Pediatric Nurse Practitioner provider in San Francisco, CA (NPI 1578155735).
Provider details
- NPI number
- 1578155735
- Entity type
- Individual
- Primary specialty
- Pediatric Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, RN, CPNP-AC
- Sex
- Female
- Sole proprietor
- No
- License
- 95016617 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
- 2021-02-09
- Last updated
- 2022-10-19
- Certified
- 2022-10-19
Frequently asked questions
- What is Sophia Chao's NPI number?
- Sophia Chao's National Provider Identifier (NPI) is 1578155735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophia Chao's specialty?
- Sophia Chao is listed in the NPPES registry with a primary specialty of Pediatric Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sophia Chao located?
- Sophia Chao's practice location on file with NPPES is 1975 4th St, San Francisco, CA 94143-2351.
- What is Sophia Chao's phone number?
- The practice phone number listed in the NPPES registry for Sophia Chao is (415) 353-3000.
- Does Sophia Chao accept Medicare?
- Sophia Chao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sophia Chao's NPI active?
- Yes — Sophia Chao's NPI (1578155735) is active in the NPPES registry as of the last update on 2022-10-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.