Christine Yang
NPI 1003470790 · Obstetrics & Gynecology Physician · Pleasanton, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Christine Yang is a Obstetrics & Gynecology Physician provider in Pleasanton, CA (NPI 1003470790).
Provider details
- NPI number
- 1003470790
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- A198922 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$50 across 1 record (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-28
- Last updated
- 2025-02-26
- Certified
- 2025-02-26
Frequently asked questions
- What is Christine Yang's NPI number?
- Christine Yang's National Provider Identifier (NPI) is 1003470790, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christine Yang's specialty?
- Christine Yang is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Christine Yang located?
- Christine Yang's practice location on file with NPPES is 4725 1st St, Pleasanton, CA 94566-7366.
- What is Christine Yang's phone number?
- The practice phone number listed in the NPPES registry for Christine Yang is (925) 734-3333.
- Does Christine Yang accept Medicare?
- Christine Yang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Christine Yang's NPI active?
- Yes — Christine Yang's NPI (1003470790) is active in the NPPES registry as of the last update on 2025-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.