Sonja Leahy, FNP
Family Nurse Practitioner · Valencia, CA
Sonja Leahy, FNP is a family nurse practitioner with a practice address in Valencia, California, and NPI 1861764326, issued on Jan 30, 2012. Check the license (California 18385, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sonja Leahy
- Credential
- FNP
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License numbers
- 18385 CA
RN18385 CA
Self-reported in NPPES; status is on the state search - Practice location
- 23861 Mcbean Pkwy Ste A4, Valencia, CA 91355
- Phone
- (661) 202-3248
- Enumerated
- Jan 30, 2012
- Record last updated
- Feb 5, 2023
- Fax
- (661) 888-1270
- Medicare enrollment
- Enrolled (PECOS I20210105001019); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →
Verify Sonja Leahy in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 18385Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% fewer Medicare Part D claims than the average family nurse practitioner in 2024
635 Medicare Part D claims for 261 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 15 claims were for opioids.
Most prescribed
- Memantine Hcl104 claims
- Levetiracetam27 claims
- Gabapentin20 claims
- Donepezil Hcl17 claims
- Ofloxacin16 claims
- Albuterol Sulfate Hfa15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $1,696.60
73 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Southern California Permanente Medical GroupPanorama City, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sonja Leahy among 16,966 family nurse practitioner records in California
Sonja Leahy, FNP is one of 16,966 family nurse practitioner records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 21% of them.
- NPI issued2012 · 21% of these records are older, 76% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2008 · median 2019 among the 6,793 with a school on file
- Record last updated2023 · 42% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
35 family nurse practitioner records list a practice address in Valencia
They are 35 of the 2,083 NPPES records with a practice address in Valencia, and 16,966 family nurse practitioner records in California.
All 16,966 in California → Every provider in Valencia → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Tamar Avakian, RN, NPValencia, CA 913551114279387
- Yvonne Casaletta, N.P.Santa Clarita, CA 913551437172343
- Marina Fraiman, FNPValencia, CA 913551750371761
- Lisa Garner, FNP-CSanta Clarita, CA 913551184167736
- Rachel Hannon, N.P.Valencia, CA 913551902285570
- Mary Herrera, FNPCValencia, CA 913551962700104
- Laurie Love, RN, MSN, FNP-BCValencia, CA 913551740316025
- Erin MartinValencia, CA 913551992257620
Common questions
What is Sonja Leahy, FNP's NPI number?
Sonja Leahy, FNP's National Provider Identifier (NPI) is 1861764326, issued on Jan 30, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Sonja Leahy, FNP located?
The NPPES record lists a practice address at 23861 Mcbean Pkwy Ste A4, Valencia, CA, 91355. Phone: (661) 202-3248. Providers update this record themselves, so call before visiting.
How can I verify Sonja Leahy, FNP's license?
NPPES lists California license number 18385, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Sonja Leahy, FNP prescribe under Medicare Part D?
In 2024, Sonja Leahy, FNP had 635 Medicare Part D claims for 261 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.