Janelle Cox, MD
NPI 1801050901 · Family Medicine Physician · Fontana, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Janelle Cox, MD is a Family Medicine Physician provider in Fontana, CA (NPI 1801050901).
Provider details
- NPI number
- 1801050901
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A102078 (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
17 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 · 106 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 538 | 264 |
| Amlodipine Besylate | 374 | 177 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 261 | 90 |
| Losartan Potassium | 254 | 116 |
| Rosuvastatin Calcium | 253 | 110 |
| Lisinopril | 247 | 117 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2008-07-17
- Last updated
- 2021-12-06
Frequently asked questions
- What is Janelle Cox's NPI number?
- Janelle Cox's National Provider Identifier (NPI) is 1801050901, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Janelle Cox's specialty?
- Janelle Cox is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Janelle Cox located?
- Janelle Cox's practice location on file with NPPES is 9961 Sierra Ave, Fontana, CA 92335-6720.
- What is Janelle Cox's phone number?
- The practice phone number listed in the NPPES registry for Janelle Cox is (909) 427-3910.
- Does Janelle Cox accept Medicare?
- Janelle Cox is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Janelle Cox's NPI active?
- Yes — Janelle Cox's NPI (1801050901) is active in the NPPES registry as of the last update on 2021-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.