Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Sonja Leahy, FNP

Individual provider Family Nurse Practitioner · NPI 1861764326

Sonja Leahy, FNP is a Nurse Practitioner in Valencia, California. Qualified in 2008, 18 years ago. Practices with Southern California Permanente Medical Group, an 11,242-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
18
Licensed in
CA
In the registry since
2012
Specialties on file
2
What do these letters mean?
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

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Practice location Address checks out

23861 McBean Pkwy Ste A4
Valencia, CA 91355-2003
Phone: (661) 202-3248
Fax: (661) 888-1270
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 24355 Lyons Ave Ste 130, Newhall, CA 91321-2323 — (661) 255-9355

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 18385 (CA)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence RN18385 (CA)

Record details

NPI number1861764326
Entity typeIndividual (Type 1)
GenderFemale
Credentials FNP
Sole proprietorYes
NPI enumeratedJanuary 30, 2012
Last updated in NPPESFebruary 5, 2023
Certification dateFebruary 5, 2023

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Southern California Permanente Medical Group — 11242 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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