NPPES file of Aug 9, 2026

Ariel Witkin, PT

Physical Therapist · Portland, OR

Ariel Witkin, PT is a physical therapist with a practice address in Portland, Oregon, and NPI 1003462680, issued on Aug 10, 2019. Check the license (Oregon 63262, as entered in NPPES) with the Oregon board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1003462680
Name
Ariel Witkin
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
License number
63262 OR
Self-reported in NPPES; status is on the state search
Practice location
1515 NW 18TH Ave Ste 400, Portland, OR 97209
Phone
(503) 228-1306
Enumerated
Aug 10, 2019
Record last updated
Aug 10, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(503) 228-1307
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1515 NW 18TH Ave Ste 400

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

  1. Ryan Bourdo, DPTPhysical Therapist1275024184
  2. Ashley ChanPhysical Therapist1306670617
  3. Marcella Davidson, DPTPhysical Therapist1801738422
  4. Emma HelselPhysical Therapist1639062250
  5. Emiko Mar, DPTPhysical Therapist1942984380
  6. Megan Roos, PTPhysical Therapist1114448222

Verify Ariel Witkin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oregon board licenses this profession
    Search for license 63262
    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 Oregon 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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Ariel Witkin among 4,123 physical therapist records in Oregon

Ariel Witkin, PT is one of 4,123 physical therapist records with a practice address in Oregon. 34% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2019, is newer than 71% of them.

  • NPI issued2019 · 71% of these records are older, 26% newer
  • In a Medicare fileNo · 34% of these records are
  • In the CMS Doctors and Clinicians fileNo · 36% of these records are
  • Record last updated2019 · 63% 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 Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

885 physical therapist records list a practice address in Portland

They are 885 of the 42,088 NPPES records with a practice address in Portland, and 4,123 physical therapist records in Oregon. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 physical therapist records with the nearest ZIP codes

  1. James Arnoux, P.T.Portland, OR 972091548438559
  2. Katherine Braden, DPTPortland, OR 972091518956077
  3. Amy Brown, LMT, PTA, CSCSPortland, OR 972091801906540
  4. Karl Kolbeck, PTPortland, OR 972091720066780
  5. Sasha Kolbeck, MPTPortland, OR 972091972575728
  6. Matthew Marino, PT, MSPTPortland, OR 972091912087198
  7. Colleen McGinnis, PT, DPTPortland, OR 972091265694780
  8. Megan Moseley, PT, LMTPortland, OR 972091235180977

Common questions

What is Ariel Witkin, PT's NPI number?

Ariel Witkin, PT's National Provider Identifier (NPI) is 1003462680, issued on Aug 10, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Ariel Witkin, PT located?

The NPPES record lists a practice address at 1515 NW 18TH Ave Ste 400, Portland, OR, 97209. Phone: (503) 228-1306. Providers update this record themselves, so call before visiting.

How can I verify Ariel Witkin, PT's license?

NPPES lists Oregon license number 63262, as entered by the provider. Search the Oregon 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. An NPI identifies who bills; it is not a license.

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.