NPPES file of Aug 9, 2026

Clayton Thomas Shirk, SLP

Speech-Language Pathologist · Tucson, AZ

Clayton Thomas Shirk, SLP is a speech-language pathologist with a practice address in Tucson, Arizona, and NPI 1174864458, issued on Mar 11, 2013. Check the license (Arizona SLP8235, as entered in NPPES) with the Arizona 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
1174864458
Name
Clayton Thomas Shirk
Credential
SLP
Primary taxonomy
Speech-Language Pathologist 235Z00000X
License number
SLP8235 AZ
Self-reported in NPPES; status is on the state search
Practice location
2260 N Rosemont Blvd Ste 100, Tucson, AZ 85712
Phone
(520) 232-2021
Enumerated
Mar 11, 2013
Record last updated
Sep 17, 2020 (not updated in 6 years: call before relying on the address or phone)
Fax
(520) 232-2553
Medicaid ID
796078 AZ
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 2260 N Rosemont Blvd Ste 100

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

  1. Korinna Alvarado Teran, OTD, OTR/LPediatric Occupational Therapist1346846235
  2. Iris GarciaSpeech-Language Assistant1164092052
  3. Jennifer HenriquezSpeech-Language Pathologist1063085967
  4. Nicole Palmer, SLPSpeech-Language Pathologist1588156319
  5. Julie Sack, OTR/LOccupational Therapist1942896675
  6. Chelye SmithSpeech-Language Pathologist1083221493

Verify Clayton Thomas Shirk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Arizona board licenses this profession
    Search for license SLP8235
    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 Arizona license search

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546 speech-language pathologist records list a practice address in Tucson

They are 546 of the 18,788 NPPES records with a practice address in Tucson, and 4,510 speech-language pathologist records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other speech-language pathologist records in Arizona

  1. Erin Aafedt, MA CCC-SLPFlagstaff, AZ1053325654
  2. Christine AbassiPhoenix, AZ1043057268
  3. Amy Abdai, MS CCCSLPTucson, AZ1538389630
  4. Amanda AbererChandler, AZ1639698855
  5. Courtney AbernathySurprise, AZ1235853961
  6. Carolyn AbrahamPhoenix, AZ1275811176
  7. Judy Abraham, M.S. CCC-SLPChandler, AZ1093968711
  8. Ricki Abrams-SternSurprise, AZ1174951099
  9. Melanie AbshireVail, AZ1750060869
  10. Manuela Acero, SLPAYuma, AZ1114234879

Common questions

What is Clayton Thomas Shirk, SLP's NPI number?

Clayton Thomas Shirk, SLP's National Provider Identifier (NPI) is 1174864458, issued on Mar 11, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Clayton Thomas Shirk, SLP located?

The NPPES record lists a practice address at 2260 N Rosemont Blvd Ste 100, Tucson, AZ, 85712. Phone: (520) 232-2021. Providers update this record themselves, so call before visiting.

How can I verify Clayton Thomas Shirk, SLP's license?

NPPES lists Arizona license number SLP8235, as entered by the provider. Search the Arizona 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.