Thomas Chong, MD
NPI 1912484148 · Family Medicine Physician · La Puente, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Chong, MD is a Family Medicine Physician provider in La Puente, CA (NPI 1912484148).
Provider details
- NPI number
- 1912484148
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A165528 (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
3 documented practice locations
- 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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 9 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 50 | 23 |
| Lisinopril | 39 | 11 |
| Amlodipine Besylate | 33 | — |
| Metformin Hcl | 25 | 14 |
| Levothyroxine Sodium | 21 | — |
| Sitagliptin Phosphatebrand: Januvia | 12 | — |
| Tamsulosin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$125 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
Additional practice locations (2)
- 4126 Maine AveBaldwin Park, CA 91706-3306Phone: (626) 653-0800
- 855 N Lark Ellen Ave Ste LWest Covina, CA 91791-1099Phone: (626) 322-9779
Registry dates
- Enumerated
- 2018-07-20
- Last updated
- 2025-09-15
- Certified
- 2025-09-15
Frequently asked questions
- What is Thomas Chong's NPI number?
- Thomas Chong's National Provider Identifier (NPI) is 1912484148, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Chong's specialty?
- Thomas Chong is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Chong located?
- Thomas Chong's practice location on file with NPPES is 13742 Amar Rd, La Puente, CA 91746-1683.
- What is Thomas Chong's phone number?
- The practice phone number listed in the NPPES registry for Thomas Chong is (626) 919-0400.
- Does Thomas Chong accept Medicare?
- Thomas Chong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Chong's NPI active?
- Yes — Thomas Chong's NPI (1912484148) is active in the NPPES registry as of the last update on 2025-09-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.