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Ernesto Ong, M.D.
NPI 1114009677 · Pediatrics Physician · Hacienda Heights, CA
Ernesto Ong, M.D. is a Pediatrics Physician provider in Hacienda Heights, CA (NPI 1114009677).
Provider details
- NPI number
- 1114009677
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A52272 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
1850 S Azusa Ave
Hacienda Heights, CA 91745-6813
Phone: (626) 964-6012
Fax: (626) 964-3941
Street-level locationGet directions
Mailing address
Po Box 1277
Whittier, CA 90609-1277
Registry dates
- Enumerated
- 2006-10-20
- Last updated
- 2008-03-13
Frequently asked questions
- What is Ernesto Ong's NPI number?
- Ernesto Ong's National Provider Identifier (NPI) is 1114009677, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ernesto Ong's specialty?
- Ernesto Ong is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Ernesto Ong located?
- Ernesto Ong's practice location on file with NPPES is 1850 S Azusa Ave, Hacienda Heights, CA 91745-6813.
- What is Ernesto Ong's phone number?
- The practice phone number listed in the NPPES registry for Ernesto Ong is (626) 964-6012.
- Is Ernesto Ong's NPI active?
- Yes — Ernesto Ong's NPI (1114009677) is active in the NPPES registry as of the last update on 2008-03-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.