John Peterson, MD
NPI 1891729109 · Dermatology Physician · Monterey, CA
Enrolled with Medicare as Practitioner - Dermatology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Peterson, MD is a Dermatology Physician provider in Monterey, CA (NPI 1891729109).
Provider details
- NPI number
- 1891729109
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- G58431 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Triamcinolone Acetonide | 135 | 70 |
| Clotrimazole/Betamethasone Dipbrand: Clotrimazole-Betamethasone | 125 | 85 |
| Prednisone | 98 | 74 |
| Imiquimod | 50 | 35 |
| Ketoconazole | 42 | 21 |
| Clobetasol Propionate | 42 | 28 |
| Betamethasone/Propylene Glycbrand: Betamethasone Diprop Augmented | 30 | 19 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-07-10
- Last updated
- 2019-01-14
Frequently asked questions
- What is John Peterson's NPI number?
- John Peterson's National Provider Identifier (NPI) is 1891729109, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Peterson's specialty?
- John Peterson is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is John Peterson located?
- John Peterson's practice location on file with NPPES is 9781 Blue Larkspur Ln Ste 100, Monterey, CA 93940-6509.
- What is John Peterson's phone number?
- The practice phone number listed in the NPPES registry for John Peterson is (831) 333-9008.
- Does John Peterson accept Medicare?
- John Peterson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Peterson's NPI active?
- Yes — John Peterson's NPI (1891729109) is active in the NPPES registry as of the last update on 2019-01-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.