Peter Heinlein, MD
NPI 1083798052 · Obstetrics & Gynecology Physician · San Rafael, CA
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Heinlein, MD is a Obstetrics & Gynecology Physician provider in San Rafael, CA (NPI 1083798052).
Provider details
- NPI number
- 1083798052
- Entity type
- Individual
- Primary specialty
- Obstetrics & Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- G72237 (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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 144 | 84 |
| Progesterone, Micronizedbrand: Progesterone | 54 | 24 |
| Estradiolbrand: Climara | 51 | 16 |
| Estradiolbrand: Yuvafem | 45 | 18 |
| Clobetasol Propionate | 36 | 24 |
| Estradiolbrand: Estring | 36 | 16 |
| Acyclovir | 21 | 15 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-10-25
- Last updated
- 2021-12-02
Frequently asked questions
- What is Peter Heinlein's NPI number?
- Peter Heinlein's National Provider Identifier (NPI) is 1083798052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Heinlein's specialty?
- Peter Heinlein is listed in the NPPES registry with a primary specialty of Obstetrics & Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Heinlein located?
- Peter Heinlein's practice location on file with NPPES is 99 Montecillo Rd, San Rafael, CA 94903-3308.
- What is Peter Heinlein's phone number?
- The practice phone number listed in the NPPES registry for Peter Heinlein is (415) 444-2000.
- Does Peter Heinlein accept Medicare?
- Peter Heinlein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Heinlein's NPI active?
- Yes — Peter Heinlein's NPI (1083798052) is active in the NPPES registry as of the last update on 2021-12-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.