Brandon Chao, MD
NPI 1679277800 · Student in an Organized Health Care Education/Training Program · Fontana, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brandon Chao, MD is a Student in an Organized Health Care Education/Training Program provider in Fontana, CA (NPI 1679277800).
Provider details
- NPI number
- 1679277800
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 19 | 13 |
| Atorvastatin Calcium | 16 | — |
| Omeprazole | 16 | — |
| Pantoprazole Sodium | 13 | — |
| Clopidogrel Bisulfatebrand: Clopidogrel | 11 | — |
| Lactulose | 11 | — |
| Semaglutide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2023-03-30
- Last updated
- 2023-09-29
- Certified
- 2023-03-27
Frequently asked questions
- What is Brandon Chao's NPI number?
- Brandon Chao's National Provider Identifier (NPI) is 1679277800, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brandon Chao's specialty?
- Brandon Chao is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Brandon Chao located?
- Brandon Chao's practice location on file with NPPES is 17234 Valley Blvd, Building a, Fontana, CA 92335-6720.
- What is Brandon Chao's phone number?
- The practice phone number listed in the NPPES registry for Brandon Chao is (909) 427-4128.
- Does Brandon Chao accept Medicare?
- Brandon Chao is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brandon Chao's NPI active?
- Yes — Brandon Chao's NPI (1679277800) is active in the NPPES registry as of the last update on 2023-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.