Janet Jennifer Martinez, NP
- Part D claims, 2024
- 71
- Hospital affiliations
- 1
- Industry payments
- $131
- Medical groups
- 2
- State license
- 1
- Practice address
- 9961 Sierra Ave, Fontana, CA 92335
- Practice phone
- Call (909) 427-3910
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Fontana Medical Center
Fontana, California
Find Janet Martinez's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Janet Jennifer Martinez is a nurse practitioner in Fontana, California
Janet Martinez practices at Fontana Medical Center in Fontana, California.
Janet Martinez's NPI, 1093019309, was assigned on December 29, 2010. Janet Martinez holds California license 410859.
- NPI
- 1093019309NPI Registry (opens in a new tab)
- NPI enumeration date
- December 29, 2010
- NPI status
- Active
- Practice phone
- (909) 427-3910
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Janet Jennifer Martinez practices at Fontana Medical Center in Fontana, California
Janet Martinez's primary practice is Fontana Medical Center, at 9961 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-3910.
- Fontana Medical Center9961 Sierra Ave, Fontana, CA 92335 · San Bernardino CountyPhone(909) 427-3910
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Janet Jennifer Martinez is affiliated with 2 sites of care and 2 medical groups
Janet Martinez's primary practice is Fontana Medical Center in Fontana, California. Janet Martinez is also affiliated with Riverside University Health System - Medical Center. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Janet Martinez to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Janet Jennifer Martinez's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Janet Martinez practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Fontana Medical Center | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Janet Jennifer Martinez is one of 5,983 nurse practitioners in California
Nurse practitioner is Janet Martinez's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Janet Martinez is licensed in California.
Specialties and state licenses
- Nurse practitioner, CaliforniaPrimary
Nurse practitioners near Janet Martinez
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Janet Jennifer Martinez's patients have a median age of 33
Across all payers, Dmand AI patient panel data puts Janet Martinez's median patient age at 33, with 99% women.
Janet Martinez's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 33
Patient panel by sex, all payers
- Women99%
- Men0%
Source: Dmand AI Patient Panel Data
Janet Jennifer Martinez wrote 71 Medicare Part D claims in 2024
In 2024, Janet Martinez wrote 71 Medicare Part D claims for 43 patients. 85% of them were for generic drugs. CMS names the drug for 32 of them, across 1 drug with 11 or more claims each, at $1,423 in total drug cost.
Janet Martinez's Part D claims by kind of drug, 2024
- Generic60 claims85%
- Brand-name and other11 claims15%
Janet Martinez's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Janet Jennifer Martinez received $131 in industry payments in 2025
CMS Open Payments shows 1 general payment to Janet Martinez from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Neurocrine BioSciences, Inc. paid the most, $131.
Companies that paid Janet Martinez the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Janet Jennifer Martinez's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Janet Jennifer Martinez
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Janet Jennifer Martinez's NPI number?
Janet Jennifer Martinez's NPI number is 1093019309. It was assigned on December 29, 2010, and it is active in the NPI Registry.
What does Janet Jennifer Martinez specialize in?
Janet Jennifer Martinez is a nurse practitioner in Fontana, California. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Janet Jennifer Martinez practice?
Janet Martinez practices at 9961 Sierra Ave, Fontana, CA 92335. Janet Martinez's primary practice is Fontana Medical Center in Fontana, California. Dmand AI also links Janet Martinez to 1 medical group.
What is Janet Jennifer Martinez's office phone number?
The practice phone on file for Janet Martinez is (909) 427-3910.
What is Janet Jennifer Martinez's medical license number?
Janet Martinez holds California license 410859.
Which hospitals is Janet Jennifer Martinez affiliated with?
Janet Martinez is affiliated with Riverside University Health System - Medical Center.
What medical group is Janet Jennifer Martinez part of?
Janet Martinez is linked to Southern California Permanente Medical Group. Dmand AI links Janet Martinez to 1 more medical group.
What drugs does Janet Jennifer Martinez prescribe most?
In 2024 Medicare Part D data, Janet Martinez's most prescribed drugs by claims were Estradiol.
Has Janet Jennifer Martinez received payments from drug or device companies?
CMS Open Payments shows $131 in general payments to Janet Martinez from 1 company from 2025 to 2025. The largest total came from Neurocrine BioSciences, Inc.
How long has Janet Jennifer Martinez been practicing?
Janet Martinez graduated from medical school in 2008, 18 years ago.
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