Joyce Ang, MD
NPI 1346634698 · Pediatrics Physician · Sunnyvale, CA
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joyce Ang, MD is a Pediatrics Physician provider in Sunnyvale, CA (NPI 1346634698).
Provider details
- NPI number
- 1346634698
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2015-03-25
- Last updated
- 2018-09-13
Frequently asked questions
- What is Joyce Ang's NPI number?
- Joyce Ang's National Provider Identifier (NPI) is 1346634698, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joyce Ang's specialty?
- Joyce Ang is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Joyce Ang located?
- Joyce Ang's practice location on file with NPPES is 301 Old San Francisco Rd, Sunnyvale, CA 94086-6386.
- What is Joyce Ang's phone number?
- The practice phone number listed in the NPPES registry for Joyce Ang is (408) 730-4251.
- Does Joyce Ang accept Medicare?
- Joyce Ang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joyce Ang's NPI active?
- Yes — Joyce Ang's NPI (1346634698) is active in the NPPES registry as of the last update on 2018-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.