Sofia Peterson, M.D.
NPI 1386664498 · Geriatric Medicine (Internal Medicine) Physician · Yucaipa, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sofia Peterson, M.D. is a Geriatric Medicine (Internal Medicine) Physician provider in Yucaipa, CA (NPI 1386664498).
Provider details
- NPI number
- 1386664498
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- A76621 (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 · 22 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 49 | 12 |
| Amlodipine Besylate | 29 | — |
| Levothyroxine Sodium | 26 | — |
| Allopurinol | 24 | — |
| Metformin Hclbrand: Metformin Hcl Er | 21 | — |
| Famotidine | 21 | — |
| Metoprolol Succinate | 21 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-20
- Last updated
- 2024-03-22
- Certified
- 2024-03-22
Frequently asked questions
- What is Sofia Peterson's NPI number?
- Sofia Peterson's National Provider Identifier (NPI) is 1386664498, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sofia Peterson's specialty?
- Sofia Peterson is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Sofia Peterson located?
- Sofia Peterson's practice location on file with NPPES is 33758 Yucaipa Blvd, Yucaipa, CA 92399-2243.
- What is Sofia Peterson's phone number?
- The practice phone number listed in the NPPES registry for Sofia Peterson is (909) 795-9747.
- Does Sofia Peterson accept Medicare?
- Sofia Peterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sofia Peterson's NPI active?
- Yes — Sofia Peterson's NPI (1386664498) is active in the NPPES registry as of the last update on 2024-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.