DIANE A THOMASEN RN, NP
NPI 1114935269
Nurse Practitioner - Pediatrics in Yuba City, CA
About Diane A Thomasen Rn, Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIANE A THOMASEN RN, NP (NPI 1114935269) is an individual pediatrics provider in Yuba City, California, licensed in California (NPF1308) and active in the NPI registry since August 2006. She is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (1977).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 2
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
Diane A Thomasen Rn, Np 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 Diane Thomasen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Yuba City, CA 95991
- Reassigned Medicare billing, California enrollment
- 3,056 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 95991 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
YUBA CITY, CA 95991
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 Diane Thomasen's NPI number?
The NPI number for Diane Thomasen is 1114935269. It was assigned to this individual provider in the NPPES registry on August 4, 2006. The provider is also known as Diane A Hawkins.
Where is Diane Thomasen located?
Diane Thomasen practices at 480 Plumas Blvd, Yuba City, CA 95991. The listed phone number is (530) 749-3326.
What is Diane Thomasen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, with taxonomy code 363LP0200X.
Is Diane Thomasen enrolled in Medicare?
Yes. Diane Thomasen 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 Diane Thomasen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Diane Thomasen reassigns Medicare benefits to Sutter Valley Medical Foundation (Yuba City, 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 Diane Thomasen'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 Diane Thomasen was last updated on May 3, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.
# Diane A Thomasen, RN, NP · NPI 1114935269
Pediatrics physician in Yuba City, California. Individual provider, active in the CMS NPPES registry since August 4, 2006.
## Identity
- **NPI:** 1114935269 (Entity type: Individual)
- **Enumerated:** August 4, 2006
- **Primary specialty:** Nurse Practitioner - Pediatrics · taxonomy 363LP0200X
- **State license:** NPF1308 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 480 PLUMAS BLVD, Yuba City, CA 95991-5005
- **Phone:** (530) 749-3326 · **Fax:** (530) 749-3197
## 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:** Sutter Valley Medical Foundation (NPI 1992939565, Yuba City, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, Davis School Of Medicine, class of 1977
## Record status
- **NPPES last updated:** May 3, 2012
- **Other identifiers:** Medicare UPIN A40831; Medicare PIN CK188Z (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1114935269) · Data from the CMS NPPES public registry.