Jennifer Lenora Westerman, FNP
- Part D claims, 2024
- 3,576
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 2500 Alhambra Avenue, Martinez, CA 94553
- Practice phone
- Call (925) 370-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Jennifer Westerman's professional email, personal email and mobile number
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Jennifer Lenora Westerman is a family nurse practitioner in Martinez, California
Jennifer Westerman practices at Contra Costa Regional Medical Center in Martinez, California, part of State of California.
Jennifer Westerman's NPI, 1154404101, was assigned on October 23, 2006. Jennifer Westerman holds California license RN324848.
- NPI
- 1154404101NPI Registry (opens in a new tab)
- NPI enumeration date
- October 23, 2006
- NPI status
- Active
- Practice phone
- (925) 370-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Jennifer Lenora Westerman practices at Contra Costa Regional Medical Center in Martinez, California
Jennifer Westerman's primary practice is Contra Costa Regional Medical Center, at 2500 Alhambra Avenue, Martinez, CA 94553 in Contra Costa County. The practice phone is (925) 370-5000.
- Contra Costa Regional Medical Center2500 Alhambra Avenue, Martinez, CA 94553 · Contra Costa CountyPhone(925) 370-5000
Source: Dmand AI Affiliation Data
Jennifer Lenora Westerman is affiliated with 1 site of care and 1 medical group
Jennifer Westerman's primary practice is Contra Costa Regional Medical Center in Martinez, California, part of State of California. The medical group on file is West County Adult Mental Health Services. Jennifer Westerman's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Jennifer Lenora Westerman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jennifer Westerman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Contra Costa Regional Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
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Jennifer Lenora Westerman is one of 13,532 family nurse practitioners in California
Family is Jennifer Westerman's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Jennifer Westerman is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Jennifer Westerman
Counts of family 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
Jennifer Lenora Westerman's patients have a median age of 68
Across all payers, Dmand AI patient panel data puts Jennifer Westerman's median patient age at 68, with 74% women.
Jennifer Westerman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 68
Patient panel by sex, all payers
- Women74%
- Men25%
Source: Dmand AI Patient Panel Data
Jennifer Lenora Westerman wrote 3,576 Medicare Part D claims in 2024
In 2024, Jennifer Westerman wrote 3,576 Medicare Part D claims for 486 patients. 80% of them were for generic drugs. CMS names the drug for 2,839 of them, across 74 drugs with 11 or more claims each, at $317,666 in total drug cost.
Jennifer Westerman's Part D claims by kind of drug, 2024
- Generic2,877 claims80%
- Brand-name662 claims19%
- Other37 claims1%
Jennifer Westerman'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.
Drug classes CMS tracks in Jennifer Westerman's Part D claims, 2024
- Opioids9%332 of 3,576 claims
- Antibiotics1%35 of 3,576 claims
- Antipsychotics, patients 65 and over1%43 of 3,576 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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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Sources for Jennifer Lenora Westerman'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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 Jennifer Lenora Westerman
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jennifer Lenora Westerman's NPI number?
Jennifer Lenora Westerman's NPI number is 1154404101. It was assigned on October 23, 2006, and it is active in the NPI Registry.
What does Jennifer Lenora Westerman specialize in?
Jennifer Lenora Westerman is a family nurse practitioner in Martinez, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Jennifer Lenora Westerman practice?
Jennifer Westerman practices at 2500 Alhambra Avenue, Martinez, CA 94553. Jennifer Westerman's primary practice is Contra Costa Regional Medical Center in Martinez, California, part of State of California.
What is Jennifer Lenora Westerman's office phone number?
The practice phone on file for Jennifer Westerman is (925) 370-5000.
What is Jennifer Lenora Westerman's medical license number?
Jennifer Westerman holds California license RN324848.
Which hospitals is Jennifer Lenora Westerman affiliated with?
Jennifer Westerman practices at Contra Costa Regional Medical Center in Martinez, California.
What medical group is Jennifer Lenora Westerman part of?
Jennifer Westerman is linked to West County Adult Mental Health Services.
What drugs does Jennifer Lenora Westerman prescribe most?
In 2024 Medicare Part D data, Jennifer Westerman's most prescribed drugs by claims were Hydrocodone-Acetaminophen, Atorvastatin Calcium and Amlodipine Besylate.
How long has Jennifer Lenora Westerman been practicing?
Jennifer Westerman's NPI was assigned in 2006.
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