NPPES file of Aug 9, 2026

Diane O. Shiffer, PT

Physical Therapist · Tigard, OR

Diane O. Shiffer, PT is a physical therapist with a practice address in Tigard, Oregon, and NPI 1598708919, issued on Jun 14, 2006. Check the license (Oregon 1330, as entered in NPPES) with the Oregon 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
1598708919
Name
Diane O. Shiffer
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
License number
1330 OR
Self-reported in NPPES; status is on the state search
Practice location
12540 SW 68TH Ave, Tigard, OR 97223
Phone
(503) 974-9078
Enumerated
Jun 14, 2006
Record last updated
May 30, 2023
Fax
(503) 974-9083
Medicare enrollment
Enrolled (PECOS I20130913000206); may accept 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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Also registered at 12540 SW 68TH Ave

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

  1. Keith Doty, DDSDentist1821233222
  2. Andrea Lairson, PHYSICAL THERAPISTPhysical Therapist1518011238
  3. Sue Stewart, PTPhysical Therapist1780795120

Verify Diane O. Shiffer 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 1330
    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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Bills Medicare through one group practice

  1. Connect Physical Therapy, LLCTigard, OR

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

87 physical therapist records list a practice address in Tigard

They are 87 of the 3,081 NPPES records with a practice address in Tigard, and 4,123 physical therapist records in Oregon.

Other physical therapist records in Oregon

  1. Joette :young, PTPendleton, OR1033398904
  2. Patricia Aarestad, R.P.T.Ontario, OR1740356500
  3. Kayla AaronsLincoln City, OR1780392043
  4. Ryan Abbott, PTPortland, OR1174961213
  5. Daniel AbdiePortland, OR1942884465
  6. Judith Abel, P.T.Eugene, OR1184890303
  7. Brianna Abernathy, PT, DPTGresham, OR1457863714
  8. Melisa AbesaSalem, OR1295148203
  9. Caitlin Abolt, DPTSalem, OR1801434766
  10. Stacey Abosamra, PT, DPTPortland, OR1063256071

Common questions

What is Diane O. Shiffer, PT's NPI number?

Diane O. Shiffer, PT's National Provider Identifier (NPI) is 1598708919, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Diane O. Shiffer, PT located?

The NPPES record lists a practice address at 12540 SW 68TH Ave, Tigard, OR, 97223. Phone: (503) 974-9078. Providers update this record themselves, so call before visiting.

How can I verify Diane O. Shiffer, PT's license?

NPPES lists Oregon license number 1330, 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. Medicare files from data.cms.gov. 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.