Winston Alt, MD
NPI 1346269826 · Psychiatry Physician · Los Angeles, CA
Winston Alt, MD is a Psychiatry Physician provider in Los Angeles, CA (NPI 1346269826).
Provider details
- NPI number
- 1346269826
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G52196 (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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clonazepam | 131 | 26 |
| Mirtazapine | 118 | 30 |
| Bupropion Hclbrand: Bupropion Xl | 118 | 32 |
| Lamotrigine | 89 | 18 |
| Escitalopram Oxalate | 82 | 15 |
| Gabapentin | 71 | 24 |
| Duloxetine Hcl | 53 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-18
- Last updated
- 2007-07-08
Frequently asked questions
- What is Winston Alt's NPI number?
- Winston Alt's National Provider Identifier (NPI) is 1346269826, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Winston Alt's specialty?
- Winston Alt is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Winston Alt located?
- Winston Alt's practice location on file with NPPES is 300 Medical Plz, Los Angeles, CA 90095-0001.
- What is Winston Alt's phone number?
- The practice phone number listed in the NPPES registry for Winston Alt is (310) 825-9989.
- Is Winston Alt's NPI active?
- Yes — Winston Alt's NPI (1346269826) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.