NPPES file of Aug 9, 2026

Clifford P. Knelsen, PT

Physical Therapist · Lewiston, ID

Clifford P. Knelsen, PT is a physical therapist with a practice address in Lewiston, Idaho, and NPI 1750320677, issued on Jun 6, 2006. Check the license (Idaho PT1687, as entered in NPPES) with the Idaho board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1750320677
Name
Clifford P. Knelsen
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
License numbers
PT1687 ID
PT00008736 WA
Self-reported in NPPES; status is on the state search
Practice location
328 Warner Dr, Lewiston, ID 83501
Phone
(208) 746-7573
Enumerated
Jun 6, 2006
Record last updated
Jun 29, 2010 (not updated in 16 years: call before relying on the address or phone)
Fax
(208) 746-4519
Medicaid ID
806463200 ID
Medicare enrollment
Enrolled (PECOS I20120524000623); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest physical therapist records → All 1,768 in Idaho → Look up another NPI →

Also registered at 328 Warner Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Roni Hewett, DPTPhysical Therapist1962058149
  2. Christopher Lee, P.T.Physical Therapist1932121167
  3. William Neumayer, PT,OCSPhysical Therapist1417991068
  4. Kelly Steiger, PTPhysical Therapist1831139294
  5. Michael Ward, PTPhysical Therapist1508809591
  6. Sally Zenner, DPTPhysical Therapist1598947160

Verify Clifford P. Knelsen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Idaho board licenses this profession
    Search for license PT1687    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Idaho license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Knelsen Twin Rivers Physical TherapyClarkston, WA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Clifford P. Knelsen among 1,768 physical therapist records in Idaho

Clifford P. Knelsen, PT is one of 1,768 physical therapist records with a practice address in Idaho. 36% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 1% of them.

  • NPI issued2006 · 1% of these records are older, 84% newer
  • In a Medicare fileYes · 36% of these records are
  • In the CMS Doctors and Clinicians fileYes · 40% of these records are
  • Graduated1999 · median 2017 among the 704 with a school on file
  • Record last updated2010 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225100000X and a Idaho practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

38 physical therapist records list a practice address in Lewiston

They are 38 of the 764 NPPES records with a practice address in Lewiston, and 1,768 physical therapist records in Idaho.

All 1,768 in Idaho → Every provider in Lewiston → Physical Therapist nationwide →

The 8 physical therapist records with the nearest ZIP codes

  1. Carrie Coen, PTLewiston, ID 835011720160799
  2. Keith Drury, PTLewiston, ID 835011194807073
  3. Lloyd Paul Frasier, DPTLewiston, ID 835011336164763
  4. Christopher Lee, P.T.Lewiston, ID 835011932121167
  5. Nathan Martin, PTLewiston, ID 835011932429255
  6. Seker Medavarapu, PTLewiston, ID 835011447312640
  7. William Neumayer, PT,OCSLewiston, ID 835011417991068
  8. Lawrence Ohman, PTLewiston, ID 835011447354998

Common questions

What is Clifford P. Knelsen, PT's NPI number?

Clifford P. Knelsen, PT's National Provider Identifier (NPI) is 1750320677, issued on Jun 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Clifford P. Knelsen, PT located?

The NPPES record lists a practice address at 328 Warner Dr, Lewiston, ID, 83501. Phone: (208) 746-7573. Providers update this record themselves, so call before visiting.

How can I verify Clifford P. Knelsen, PT's license?

NPPES lists Idaho license number PT1687, as entered by the provider. Search the Idaho board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.