Nancy Chung, M.D.
NPI 1093943375 · Pediatrics Physician · Brea, CA
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nancy Chung, M.D. is a Pediatrics Physician provider in Brea, CA (NPI 1093943375).
Provider details
- NPI number
- 1093943375
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A61456 (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
- 2009-06-25
- Last updated
- 2010-04-29
Frequently asked questions
- What is Nancy Chung's NPI number?
- Nancy Chung's National Provider Identifier (NPI) is 1093943375, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nancy Chung's specialty?
- Nancy Chung is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Nancy Chung located?
- Nancy Chung's practice location on file with NPPES is 407 W Imperial Hwy, Brea, CA 92821-4832.
- What is Nancy Chung's phone number?
- The practice phone number listed in the NPPES registry for Nancy Chung is (562) 365-3540.
- Does Nancy Chung accept Medicare?
- Nancy Chung is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nancy Chung's NPI active?
- Yes — Nancy Chung's NPI (1093943375) is active in the NPPES registry as of the last update on 2010-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.