Daniel Heyn, MD
NPI 1265000251 · Family Medicine Physician · Fortuna, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Daniel Heyn, MD is a Family Medicine Physician provider in Fortuna, CA (NPI 1265000251).
Provider details
- NPI number
- 1265000251
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A197739 (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 · 24 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 64 | 30 |
| Gabapentin | 48 | 15 |
| Amlodipine Besylate | 41 | 17 |
| Fluticasone Propionate | 29 | 14 |
| Lisinopril | 29 | 11 |
| Losartan Potassium | 26 | 16 |
| Simvastatin | 24 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-06-15
- Last updated
- 2024-09-04
- Certified
- 2024-09-04
Frequently asked questions
- What is Daniel Heyn's NPI number?
- Daniel Heyn's National Provider Identifier (NPI) is 1265000251, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Daniel Heyn's specialty?
- Daniel Heyn is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Daniel Heyn located?
- Daniel Heyn's practice location on file with NPPES is 3302 Renner Dr, Fortuna, CA 95540-7103.
- What is Daniel Heyn's phone number?
- The practice phone number listed in the NPPES registry for Daniel Heyn is (707) 725-3318.
- Does Daniel Heyn accept Medicare?
- Daniel Heyn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Daniel Heyn's NPI active?
- Yes — Daniel Heyn's NPI (1265000251) is active in the NPPES registry as of the last update on 2024-09-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.