Stephanie Ellis
NPI 1639602998 · Family Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stephanie Ellis is a Family Medicine Physician provider in San Francisco, CA (NPI 1639602998).
Provider details
- NPI number
- 1639602998
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 192 | 74 |
| Levothyroxine Sodium | 78 | 34 |
| Amlodipine Besylate | 76 | 32 |
| Losartan Potassium | 69 | 27 |
| Gabapentin | 58 | 19 |
| Lisinopril | 58 | 18 |
| Omeprazole |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-04-04
- Last updated
- 2022-02-24
- Certified
- 2022-02-24
Frequently asked questions
- What is Stephanie Ellis's NPI number?
- Stephanie Ellis's National Provider Identifier (NPI) is 1639602998, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephanie Ellis's specialty?
- Stephanie Ellis is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Stephanie Ellis located?
- Stephanie Ellis's practice location on file with NPPES is 1600 Owens St, San Francisco, CA 94158-2261.
- What is Stephanie Ellis's phone number?
- The practice phone number listed in the NPPES registry for Stephanie Ellis is (415) 833-2000.
- Does Stephanie Ellis accept Medicare?
- Stephanie Ellis is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Stephanie Ellis's NPI active?
- Yes — Stephanie Ellis's NPI (1639602998) is active in the NPPES registry as of the last update on 2022-02-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.