KERSTIN LEAH ASHBY FERGUSON RN, FNP
NPI 1255903803
Nurse Practitioner - Family in Weimar, CA
About Kerstin Leah Ashby Ferguson Rn, Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KERSTIN LEAH ASHBY FERGUSON RN, FNP (NPI 1255903803) is an individual family provider in Weimar, California, licensed in California (95017535) and active in the NPI registry since July 2021. She is enrolled in Medicare PECOS and is a graduate of Other (2020).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Kerstin Leah Ashby Ferguson Rn, Fnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Kerstin Ferguson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Sacramento, CA 95825
- Reassigned Medicare billing, California enrollment
- 13 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 95736 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Kerstin Ferguson's NPI number?
The NPI number for Kerstin Ferguson is 1255903803. It was assigned to this individual provider in the NPPES registry on July 13, 2021. The provider is also known as Kerstin Leah Ashby.
Where is Kerstin Ferguson located?
Kerstin Ferguson practices at 20601 W. Paoli Lane, Weimar, CA 95736. The listed phone number is (530) 637-4025.
What is Kerstin Ferguson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Kerstin Ferguson enrolled in Medicare?
Yes. Kerstin Ferguson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Kerstin Ferguson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kerstin Ferguson reassigns Medicare benefits to Active Life Wound Clinic A Professional Nursing Corporation (Sacramento, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Kerstin Ferguson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Kerstin Ferguson was last updated on July 18, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Kerstin Leah Ashby Ferguson, RN, FNP · NPI 1255903803
Family physician in Weimar, California. Individual provider, active in the CMS NPPES registry since July 13, 2021.
## Identity
- **NPI:** 1255903803 (Entity type: Individual)
- **Enumerated:** July 13, 2021
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95017535 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 20601 W. PAOLI LANE, Weimar, CA 95736
- **Phone:** (530) 637-4025
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Active Life Wound Clinic A Professional Nursing Corporation (NPI 1801253323, Sacramento, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2020
## Record status
- **NPPES last updated:** July 18, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1255903803) · Data from the CMS NPPES public registry.