Tammy J. Mahaney, DNP, FNP
- Part D claims, 2024
- 29
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2023
- Practice address
- 8403 N Fallbrook Ave, West Hills, CA 91304
- Practice phone
- Call (740) 289-3508
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Quest Diagnostics
West Hills, California
Find Tammy Mahaney'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.
Tammy J. Mahaney is a family nurse practitioner in West Hills, California
Tammy Mahaney practices at Quest Diagnostics in West Hills, California.
Tammy Mahaney's NPI, 1679359178, was assigned on August 31, 2023. Tammy Mahaney graduated from Medical University of South Carolina College of Medicine in 2023. Tammy Mahaney holds California license 95027799.
- NPI
- 1679359178NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9234577610
- NPI enumeration date
- August 31, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (740) 289-3508
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Tammy J. Mahaney practices at Quest Diagnostics in West Hills, California
Tammy Mahaney's primary practice is Quest Diagnostics, at 8403 N Fallbrook Ave, West Hills, CA 91304 in Los Angeles County. The practice phone is (740) 289-3508.
- Quest Diagnostics8403 N Fallbrook Ave, West Hills, CA 91304 · Los Angeles CountyPhone(740) 289-3508
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Tammy J. Mahaney is affiliated with 2 sites of care and 1 medical group
Tammy Mahaney's primary practice is Quest Diagnostics in West Hills, California. The medical group on file is Bella Primary Care. Dmand AI also links Tammy Mahaney to 1 more group practice or clinic, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Tammy J. Mahaney's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Tammy Mahaney practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Quest Diagnostics | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Tammy J. Mahaney is one of 13,532 family nurse practitioners in California
Family is Tammy Mahaney's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Tammy Mahaney is licensed in California.
Specialties and state licenses
- Family nurse practitioner, CaliforniaPrimary
Family nurse practitioners near Tammy Mahaney
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
Tammy J. Mahaney's patients have a median age of 31
Across all payers, Dmand AI patient panel data puts Tammy Mahaney's median patient age at 31, with 86% women.
Tammy Mahaney's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 31
Patient panel by sex, all payers
- Women86%
- Men9%
Source: Dmand AI Patient Panel Data
Tammy J. Mahaney wrote 29 Medicare Part D claims in 2024
In 2024, Tammy Mahaney wrote 29 Medicare Part D claims. 90% of them were for generic drugs.
Tammy Mahaney's Part D claims by kind of drug, 2024
- Generic26 claims90%
- Brand-name and other3 claims10%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Tammy J. Mahaney takes part in Medicare
Tammy Mahaney accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Tammy J. Mahaney graduated from Medical University of South Carolina College of Medicine
Tammy Mahaney graduated from Medical University of South Carolina College of Medicine in 2023.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Tammy J. Mahaney'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 Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Tammy J. Mahaney
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Tammy J. Mahaney's NPI number?
Tammy J. Mahaney's NPI number is 1679359178. It was assigned on August 31, 2023, and it is active in the NPI Registry.
What does Tammy J. Mahaney specialize in?
Tammy J. Mahaney is a family nurse practitioner in West Hills, California. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Tammy J. Mahaney practice?
Tammy Mahaney practices at 8403 N Fallbrook Ave, West Hills, CA 91304. Tammy Mahaney's primary practice is Quest Diagnostics in West Hills, California. Dmand AI also links Tammy Mahaney to 1 group practice or clinic.
What is Tammy J. Mahaney's office phone number?
The practice phone on file for Tammy Mahaney is (740) 289-3508.
What is Tammy J. Mahaney's medical license number?
Tammy Mahaney holds California license 95027799.
What medical group is Tammy J. Mahaney part of?
Tammy Mahaney is linked to Bella Primary Care.
Does Tammy J. Mahaney accept Medicare?
Yes. CMS lists Tammy Mahaney as accepting Medicare assignment.
Where did Tammy J. Mahaney go to medical school?
Tammy Mahaney graduated from Medical University of South Carolina College of Medicine in 2023.
How long has Tammy J. Mahaney been practicing?
Tammy Mahaney graduated from medical school in 2023, 3 years ago.
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