Joseph Winer, MD
NPI 1295819274 · Psychiatry Physician · San Rafael, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joseph Winer, MD is a Psychiatry Physician provider in San Rafael, CA (NPI 1295819274).
Provider details
- NPI number
- 1295819274
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G60471 (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 · 42 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lorazepam | 438 | 75 |
| Gabapentin | 287 | 74 |
| Clonazepam | 277 | 43 |
| Escitalopram Oxalate | 212 | 66 |
| Trazodone Hcl | 162 | 54 |
| Fluoxetine Hcl | 145 | 46 |
| Bupropion Hclbrand: Bupropion Xl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2021-12-06
Frequently asked questions
- What is Joseph Winer's NPI number?
- Joseph Winer's National Provider Identifier (NPI) is 1295819274, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Winer's specialty?
- Joseph Winer is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Joseph Winer located?
- Joseph Winer's practice location on file with NPPES is 99 Montecillo Rd, San Rafael, CA 94903-3308.
- What is Joseph Winer's phone number?
- The practice phone number listed in the NPPES registry for Joseph Winer is (415) 444-2000.
- Does Joseph Winer accept Medicare?
- Joseph Winer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joseph Winer's NPI active?
- Yes — Joseph Winer's NPI (1295819274) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.