JASON WILLIAMSON
NPI 1649923905
Counselor - Professional in Caldwell, ID
About Jason Williamson NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JASON WILLIAMSON (NPI 1649923905) is an individual professional provider in Caldwell, Idaho, licensed in Idaho (8331429) and active in the NPI registry since January 2022. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Jason Williamson is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Jason Williamson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Albuquerque, NM 87102
- Reassigned Medicare billing, New Mexico, Ohio and Arizona enrollments
- Also billed through NPI 1528878832 (Ohio), NPI 1104402064 (Arizona)
- 9 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.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Jason Williamson's NPI number?
The NPI number for Jason Williamson is 1649923905. It was assigned to this individual provider in the NPPES registry on January 27, 2022.
Where is Jason Williamson located?
Jason Williamson practices at 222 Tarragon Way, Caldwell, ID 83605. The listed phone number is (208) 310-9710.
What is Jason Williamson's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.
Is Jason Williamson enrolled in Medicare?
Yes. Jason Williamson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Jason Williamson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Jason Williamson reassigns Medicare benefits to Affect Therapeutics, Inc. (Albuquerque, NM). 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 Jason Williamson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Jason Williamson accept?
Health plans from Anthem Blue Cross and Blue Shield, BridgeSpan Health Company, PacificSource Health Plans, Regence BlueCross BlueShield of Oregon and Select Health and 1 other insurer list Jason Williamson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Jason Williamson was last updated on September 18, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 43 days 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.
# Jason Williamson · NPI 1649923905
Professional provider in Caldwell, Idaho. Individual provider, active in the CMS NPPES registry since January 27, 2022.
## Identity
- **NPI:** 1649923905 (Entity type: Individual)
- **Enumerated:** January 27, 2022
- **Primary specialty:** Counselor - Professional · taxonomy 101YP2500X
- **State license:** 8331429 (Idaho)
- **Sole proprietor:** No
## Practice location
- **Address:** 222 TARRAGON WAY, Caldwell, ID 83605-1164
- **Phone:** (208) 310-9710
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Affect Therapeutics, Inc. (NPI 1942948351, Albuquerque, NM), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 18, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1649923905) · Data from the CMS NPPES public registry.