ALISON L. SLOAN FNP-BC
NPI 1417509167
Nurse Practitioner - Family in Vallejo, CA
About Alison L. Sloan Fnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALISON L. SLOAN FNP-BC (NPI 1417509167) is an individual family provider in Vallejo, California, licensed in California (NP95010954) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS, maintains a secondary practice location in Fairfield, and is a graduate of Other (2017).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 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
Alison L. Sloan Fnp-bc 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 Reassignments
2Medicare enrollment records show Alison Sloan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Fairfield, CA 94534
- Reassigned Medicare billing, California enrollment
- 3,056 clinicians in this Medicare group
Concord, CA 94520
- Reassigned Medicare billing, California enrollment
- 5 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.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 94589 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 7
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
VALLEJO, CA 94589
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 Alison Sloan's NPI number?
The NPI number for Alison Sloan is 1417509167. It was assigned to this individual provider in the NPPES registry on July 12, 2019.
Where is Alison Sloan located?
Alison Sloan practices at 100 Hospital Dr Ste 304, Vallejo, CA 94589. The listed phone number is (707) 427-4900.
What is Alison Sloan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Alison Sloan enrolled in Medicare?
Yes. Alison Sloan 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 organizations bill Medicare for Alison Sloan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alison Sloan reassigns Medicare benefits to 2 organizations: Sutter Valley Medical Foundation (Fairfield, CA) and Fred J Von Stieff MD A Professional Corporation (Concord, CA). Each 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 Alison Sloan'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 Alison Sloan was last updated on August 31, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Alison L. Sloan, FNP-BC · NPI 1417509167
Family physician in Vallejo, California. Individual provider, active in the CMS NPPES registry since July 12, 2019.
## Identity
- **NPI:** 1417509167 (Entity type: Individual)
- **Enumerated:** July 12, 2019
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** NP95010954 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 100 HOSPITAL DR STE 304, Vallejo, CA 94589-2583
- **Phone:** (707) 427-4900
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Sutter Valley Medical Foundation (NPI 1184859894, Fairfield, CA); Fred J Von Stieff MD A Professional Corporation (NPI 1568769412, Concord, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2017
## Record status
- **NPPES last updated:** August 31, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1417509167) · Data from the CMS NPPES public registry.