NPPES file of Aug 9, 2026

William P. Nash, PT

Physical Therapist · Alton, IL

William P. Nash, PT is a physical therapist with a practice address in Alton, Illinois, and NPI 1700871100, issued on Sep 13, 2005. Check the license with the Illinois 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
1700871100
Name
William P. Nash
Credential
PT
Primary taxonomy
Physical Therapist 225100000X
Practice location
1719 Clawson St, Alton, IL 62002
Phone
(618) 462-1133
Enumerated
Sep 13, 2005
Record last updated
Jul 13, 2026
Fax
(618) 462-3736
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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8 nearest physical therapist records → All 12,045 in Illinois → Look up another NPI →

Also registered at 1719 Clawson St

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

  1. Leanne Bonnell, D.P.T.Physical Therapist1992232482
  2. John File, D.P.T.Physical Therapist1396105029
  3. Shonna Fortschneider, PTPhysical Therapist1528053055
  4. Jenny Gargac, PTPhysical Therapist1487648911
  5. Christa Kelly, PTPhysical Therapist1033104443
  6. Kelly Mc Cormick, P.T.Physical Therapist1235378449

Verify William P. Nash in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck 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 Illinois 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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William P. Nash among 12,045 physical therapist records in Illinois

William P. Nash, PT is one of 12,045 physical therapist records with a practice address in Illinois. 36% 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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, over 99% newer
  • In a Medicare fileNo · 36% of these records are
  • In the CMS Doctors and Clinicians fileNo · 37% of these records are
  • Record last updated2026 · 65% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

53 physical therapist records list a practice address in Alton

They are 53 of the 1,113 NPPES records with a practice address in Alton, and 12,045 physical therapist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 12,045 in Illinois → Every provider in Alton → Physical Therapist nationwide →

The 8 physical therapist records with the nearest ZIP codes

  1. Shonna Fortschneider, PTAlton, IL 620021528053055
  2. Jenny Gargac, PTAlton, IL 620021487648911
  3. Jenny Harshbarger, P.T.Alton, IL 620021437471117
  4. Christa Kelly, PTAlton, IL 620021033104443
  5. Dena Marshall, PTAlton, IL 620021013130038
  6. Ralph Mayfield, PTAlton, IL 620021598808586
  7. Kelly Mc Cormick, P.T.Alton, IL 620021235378449
  8. Karyle Penelton, PTAlton, IL 620021245543164

Common questions

What is William P. Nash, PT's NPI number?

William P. Nash, PT's National Provider Identifier (NPI) is 1700871100, issued on Sep 13, 2005. An NPI identifies a provider in billing; it is not a license.

Where is William P. Nash, PT located?

The NPPES record lists a practice address at 1719 Clawson St, Alton, IL, 62002. Phone: (618) 462-1133. Providers update this record themselves, so call before visiting.

How can I verify William P. Nash, PT's license?

Search the Illinois 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.

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.