Peyton Morss-Walton, MD
NPI 1578149472 · Dermatology Physician · San Francisco, CA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peyton Morss-Walton, MD is a Dermatology Physician provider in San Francisco, CA (NPI 1578149472).
Provider details
- NPI number
- 1578149472
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A201948 (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
5 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 · 19 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 184 | 43 |
| Ammonium Lactate | 117 | 37 |
| Triamcinolone Acetonide | 82 | 41 |
| Hydrocortisone | 62 | 25 |
| Mupirocin | 38 | 17 |
| Tacrolimus | 38 | 15 |
| Ruxolitinib Phosphatebrand: Opzelura | 36 | — |
| Clobetasol Propionate | 29 | 17 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-03-22
- Last updated
- 2025-09-03
- Certified
- 2025-09-03
Frequently asked questions
- What is Peyton Morss-Walton's NPI number?
- Peyton Morss-Walton's National Provider Identifier (NPI) is 1578149472, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peyton Morss-Walton's specialty?
- Peyton Morss-Walton is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is Peyton Morss-Walton located?
- Peyton Morss-Walton's practice location on file with NPPES is 450 Sutter St Rm 830, San Francisco, CA 94108-3915.
- What is Peyton Morss-Walton's phone number?
- The practice phone number listed in the NPPES registry for Peyton Morss-Walton is (415) 393-9550.
- Does Peyton Morss-Walton accept Medicare?
- Peyton Morss-Walton is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peyton Morss-Walton's NPI active?
- Yes — Peyton Morss-Walton's NPI (1578149472) is active in the NPPES registry as of the last update on 2025-09-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.