Douglas Frey, MSN, NP-C, FNP
NPI 1467711572 · Family Nurse Practitioner · Oakland, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Douglas Frey, MSN, NP-C, FNP is a Family Nurse Practitioner provider in Oakland, CA (NPI 1467711572).
Provider details
- NPI number
- 1467711572
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- MSN, NP-C, FNP
- Sex
- Male
- Sole proprietor
- No
- License
- 21559 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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 · 39 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 317 | 95 |
| Amlodipine Besylate | 120 | 33 |
| Semaglutidebrand: Ozempic | 97 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 77 | 25 |
| Gabapentin | 73 | 23 |
| Metformin Hcl | 69 | 24 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2012-05-09
- Last updated
- 2012-05-09
Frequently asked questions
- What is Douglas Frey's NPI number?
- Douglas Frey's National Provider Identifier (NPI) is 1467711572, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Frey's specialty?
- Douglas Frey is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Douglas Frey located?
- Douglas Frey's practice location on file with NPPES is 616 16th St, Oakland, CA 94612-1205.
- What is Douglas Frey's phone number?
- The practice phone number listed in the NPPES registry for Douglas Frey is (510) 451-1273.
- Does Douglas Frey accept Medicare?
- Douglas Frey is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Douglas Frey's NPI active?
- Yes — Douglas Frey's NPI (1467711572) is active in the NPPES registry as of the last update on 2012-05-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.