Simon Chang, M.D.
NPI 1760594097 · Family Medicine Physician · Downey, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Simon Chang, M.D. is a Family Medicine Physician provider in Downey, CA (NPI 1760594097).
Provider details
- NPI number
- 1760594097
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A69205 (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
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 86 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 309 | 92 |
| Apixabanbrand: Eliquis | 201 | 39 |
| Amlodipine Besylate | 168 | 54 |
| Pantoprazole Sodium | 134 | 49 |
| Metoprolol Tartrate | 116 | 41 |
| Levothyroxine Sodium | 115 | 34 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-31
- Last updated
- 2025-11-15
- Certified
- 2025-11-15
Frequently asked questions
- What is Simon Chang's NPI number?
- Simon Chang's National Provider Identifier (NPI) is 1760594097, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Simon Chang's specialty?
- Simon Chang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Simon Chang located?
- Simon Chang's practice location on file with NPPES is 10441 Lakewood Blvd Ste Ab, Downey, CA 90241-2744.
- What is Simon Chang's phone number?
- The practice phone number listed in the NPPES registry for Simon Chang is (562) 869-1070.
- Does Simon Chang accept Medicare?
- Simon Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Simon Chang's NPI active?
- Yes — Simon Chang's NPI (1760594097) is active in the NPPES registry as of the last update on 2025-11-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.