JOSEPH REID LOSK OTR/L, OTD
NPI 1811786262
Occupational Therapist in Hillsboro, OR

Active since May 02, 2025
2875 NE STUCKI AVE, HILLSBORO, OR 97124(971) 310-1000 Get Directions Write a Review

NPPES record last updated: June 9, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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

NPI1811786262
Entity TypeIndividualMale
Primary Taxonomy225X00000X
Provider Legal NameJOSEPH REID LOSKCredential: OTR/L, OTD
Location Address2875 NE STUCKI AVEHillsboro, OR 97124-5806
Mailing Address500 Ne Multnomah St Ste 100Portland, OR 97232-2031 · (800) 813-2000
Sole ProprietorNo
Enumeration DateMay 2, 2025
Last NPPES UpdateJune 9, 2025
NPPES CertifiedJune 9, 2025
✔ NPI 1811786262 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOccupational TherapistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
Taxonomy Code225X00000X
License✔ Licensed in OR · 529596
Definition
An occupational therapist is a person who has graduated from an entry-level occupational therapy program accredited by the Accreditation Council for Occupational Therapy Education (ACOTE) or predecessor organizations, or approved by the World Federation of Occupational Therapists (WFOT), or an equivalent international occupational therapy education program; has successfully completed a period of supervised fieldwork experience required by the occupational therapy program; has passed a nationally recognized entry-level examination for occupational therapists, and fulfills state requirements for licensure, certification, or registration. An occupational therapist provides interventions based on evaluation and which emphasize the therapeutic use of everyday life activities (i.e., occupations) with individuals or groups for the purpose of facilitating participation in roles and situations and in home, school, workplace, community and other settings. Occupational therapy services are provided for the purpose of promoting health and wellness and are provided to those who have or are at risk for developing an illness, injury, disease, disorder, condition, impairment, disability, activity limitation, or participation restriction. Occupational therapists address the physical, cognitive, psychosocial, sensory, and other aspects of occupational performance in a variety of contexts to support engagement in everyday life activities that affect health, well-being, and quality of life.
2875 NE STUCKI AVE, Hillsboro, OR 97124

Secondary Practice Location 1

Location 110180 SE Sunnyside RdClackamas, OR 97015-8970 · Phone (503) 652-2880

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.

Skilled Nursing Facility
11850 SW ALLEN BLVD
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.

Internal Medicine
2875 NE STUCKI AVE
HILLSBORO, OR 97124
Obstetrics & Gynecology
2875 NE STUCKI AVE
HILLSBORO, OR 97124
Emergency Medicine
2875 NE STUCKI AVE
HILLSBORO, OR 97124
Social Worker (Clinical)
2875 NE STUCKI AVE
HILLSBORO, OR 97124
Occupational Therapist
2875 NE STUCKI AVE
HILLSBORO, OR 97124
Otolaryngology (Facial Plastic Surgery)
2875 NE STUCKI AVE
HILLSBORO, OR 97124
Social Worker (Clinical)
2875 NE STUCKI AVE
HILLSBORO, OR 97124
Internal Medicine
2875 NE STUCKI AVE
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.