Sophie Chang, MD
NPI 1720053978 · Family Medicine Physician · Santa Monica, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sophie Chang, MD is a Family Medicine Physician provider in Santa Monica, CA (NPI 1720053978).
Provider details
- NPI number
- 1720053978
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A055936 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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 · 60 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 247 | 85 |
| Atorvastatin Calcium | 239 | 94 |
| Empagliflozinbrand: Jardiance | 196 | 51 |
| Metformin Hcl | 161 | 66 |
| Pioglitazone Hcl | 109 | 38 |
| Duloxetine Hcl | 108 | 42 |
| Carvedilol | 106 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$186 across 8 records (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
Registry dates
- Enumerated
- 2006-02-21
- Last updated
- 2022-08-23
- Certified
- 2022-08-23
Frequently asked questions
- What is Sophie Chang's NPI number?
- Sophie Chang's National Provider Identifier (NPI) is 1720053978, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sophie Chang's specialty?
- Sophie Chang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Sophie Chang located?
- Sophie Chang's practice location on file with NPPES is 2509 Pico Blvd, Santa Monica, CA 90405-1828.
- What is Sophie Chang's phone number?
- The practice phone number listed in the NPPES registry for Sophie Chang is (310) 392-8636.
- Does Sophie Chang accept Medicare?
- Sophie Chang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sophie Chang's NPI active?
- Yes — Sophie Chang's NPI (1720053978) is active in the NPPES registry as of the last update on 2022-08-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.