Geoffrey Winder, M.D.
NPI 1114315934 · Family Medicine Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Geoffrey Winder, M.D. is a Family Medicine Physician provider in San Francisco, CA (NPI 1114315934).
Provider details
- NPI number
- 1114315934
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A143108 (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
11 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 62 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 236 | 77 |
| Amlodipine Besylate | 134 | 42 |
| Losartan Potassium | 114 | 45 |
| Levothyroxine Sodium | 108 | 31 |
| Lisinopril | 77 | 30 |
| Metoprolol Succinate | 65 | 18 |
| Hydrochlorothiazide |
Practice location
Mailing address
Additional practice locations (1)
- 975 Sereno DrVallejo, CA 94589-2441Phone: (707) 651-5743
Registry dates
- Enumerated
- 2014-12-31
- Last updated
- 2022-02-11
Frequently asked questions
- What is Geoffrey Winder's NPI number?
- Geoffrey Winder's National Provider Identifier (NPI) is 1114315934, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Geoffrey Winder's specialty?
- Geoffrey Winder is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Geoffrey Winder located?
- Geoffrey Winder's practice location on file with NPPES is 2238 Geary Blvd, San Francisco, CA 94115-3416.
- What is Geoffrey Winder's phone number?
- The practice phone number listed in the NPPES registry for Geoffrey Winder is (415) 833-2000.
- Does Geoffrey Winder accept Medicare?
- Geoffrey Winder is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Geoffrey Winder's NPI active?
- Yes — Geoffrey Winder's NPI (1114315934) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.