JOSEPH REID LOSK OTR/L, OTD
NPI 1811786262
Occupational Therapist in Hillsboro, OR
About Joseph Reid Losk Otr/l, Otd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOSEPH REID LOSK OTR/L, OTD (NPI 1811786262) is an individual occupational therapist in Hillsboro, Oregon, licensed in Oregon (529596) and active in the NPI registry since May 2025. He maintains a secondary practice location in Clackamas.
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 (PECOS)
Joseph Reid Losk Otr/l, Otd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Joseph Losk reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Beaverton, OR 97005
- Reassigned Medicare billing, Oregon enrollment
- Medicare enrollment name: Kaiser Foundation Health Plan Of The Northwest
- 3,207 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
HILLSBORO, OR 97124
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 Joseph Losk's NPI number?
The NPI number for Joseph Losk is 1811786262. It was assigned to this individual provider in the NPPES registry on May 2, 2025.
Where is Joseph Losk located?
Joseph Losk practices at 2875 NE Stucki Ave, Hillsboro, OR 97124. The listed phone number is (971) 310-1000.
What is Joseph Losk's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Joseph Losk enrolled in Medicare?
Yes. Joseph Losk is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Joseph Losk's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Joseph Losk reassigns Medicare benefits to Beaverton Rehab & Specialty Care, LLC (Beaverton, OR). 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 Joseph Losk'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 Joseph Losk was last updated on June 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.