Jay Ferns, D.O.
NPI 1003911892 · Family Medicine Physician · Temecula, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jay Ferns, D.O. is a Family Medicine Physician provider in Temecula, CA (NPI 1003911892).
Provider details
- NPI number
- 1003911892
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A6131 (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 · 18 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Losartan Potassium | 62 | 16 |
| Amlodipine Besylate | 29 | — |
| Alprazolam | 28 | — |
| Atorvastatin Calcium | 28 | — |
| Levothyroxine Sodium | 26 | — |
| Lorazepam | 18 | — |
| Azithromycin | 16 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-14
- Last updated
- 2021-11-04
- Certified
- 2021-11-04
Frequently asked questions
- What is Jay Ferns's NPI number?
- Jay Ferns's National Provider Identifier (NPI) is 1003911892, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jay Ferns's specialty?
- Jay Ferns is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Jay Ferns located?
- Jay Ferns's practice location on file with NPPES is 29738 Rancho California Rd, Temecula, CA 92591-5286.
- What is Jay Ferns's phone number?
- The practice phone number listed in the NPPES registry for Jay Ferns is (951) 308-1822.
- Does Jay Ferns accept Medicare?
- Jay Ferns is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jay Ferns's NPI active?
- Yes — Jay Ferns's NPI (1003911892) is active in the NPPES registry as of the last update on 2021-11-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.