Kathleen Welsh, MD
NPI 1851459994 · Dermatology Physician · San Francisco, CA
Kathleen Welsh, MD is a Dermatology Physician provider in San Francisco, CA (NPI 1851459994).
Provider details
- NPI number
- 1851459994
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 659902 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 8 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Minoxidil | 85 | 31 |
| Triamcinolone Acetonide | 25 | 17 |
| Clobetasol Propionate | 20 | 13 |
| Doxycycline Hyclate | 14 | — |
| Dupilumabbrand: Dupixent Pen | 13 | — |
| Dutasteride | 12 | — |
| Fluorouracil | 12 | — |
| Imiquimod | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$5,759 across 21 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-12-04
- Last updated
- 2016-12-12
Frequently asked questions
- What is Kathleen Welsh's NPI number?
- Kathleen Welsh's National Provider Identifier (NPI) is 1851459994, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Kathleen Welsh's specialty?
- Kathleen Welsh is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Kathleen Welsh located?
- Kathleen Welsh's practice location on file with NPPES is 2299 Post St, San Francisco, CA 94115.
- What is Kathleen Welsh's phone number?
- The practice phone number listed in the NPPES registry for Kathleen Welsh is (415) 292-6350.
- Is Kathleen Welsh's NPI active?
- Yes — Kathleen Welsh's NPI (1851459994) is active in the NPPES registry as of the last update on 2016-12-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.