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

Kerstin Leah Ashby Ferguson, RN, FNP

Individual provider Family Nurse Practitioner · NPI 1255903803

Kerstin Leah Ashby Ferguson, RN, FNP is a Nurse Practitioner in Weimar, California. Qualified in 2020, 6 years ago. Practices with Active Life Wound Clinic a Professional Nursing Corporation, a 7-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
6
Licensed in
CA
In the registry since
2021
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
FNP — Family Nurse Practitioner
A nurse practitioner who treats patients of all ages, much like a family doctor.

See every abbreviation used in this directory →

Practice location Address checks out

20601 W Paoli Ln
Weimar, CA 95736
Phone: (530) 637-4025
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 95017535 (CA)

Record details

NPI number1255903803
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , FNP
Sole proprietorNo
NPI enumeratedJuly 13, 2021
Last updated in NPPESJuly 18, 2023
Certification dateJuly 17, 2023

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Active Life Wound Clinic A Professional Nursing Corporation — 7 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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