NPPES file of Aug 9, 2026

Thomas Walter, MS, LAC, LISAC

Addiction (Substance Use Disorder) Counselor · Casa Grande, AZ

Thomas Walter, MS, LAC, LISAC is an addiction (substance use disorder) counselor with a practice address in Casa Grande, Arizona, and NPI 1992109599, issued on Oct 10, 2014. Check the license (Arizona LISAC-10457, 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
1992109599
Name
Thomas Walter
Credential
MS, LAC, LISAC
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
License numbers
LISAC-10457 AZ
LAC-14414 AZ
Self-reported in NPPES; status is on the state search
Practice location
1901 N Trekell RD, Casa Grande, AZ 85122
Phone
(520) 421-3321
Enumerated
Oct 10, 2014
Record last updated
Oct 10, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(520) 421-0087
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 addiction (substance use disorder) counselor records → All 837 in Arizona → Look up another NPI →

Also registered at 1901 N Trekell RD

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

  1. Kristy BlakemanRegistered Nurse1194192922
  2. Colleen Fitzpatrick-Rodgers, LISACAddiction (Substance Use Disorder) Counselor1538554977
  3. Deborah McClish, LSAT, LISACAddiction (Substance Use Disorder) Counselor1356793608
  4. Robert Miller, LPCProfessional Counselor1356228837
  5. Sindiso Siso, LPCProfessional Counselor1396571550
  6. Christi Stice, ED.D, LPC, LISACProfessional Counselor1720247836

Verify Thomas Walter 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 LISAC-10457    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

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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Thomas Walter among 837 addiction (substance use disorder) counselor records in Arizona

Thomas Walter, MS, LAC, LISAC is one of 837 addiction (substance use disorder) counselor records with a practice address in Arizona. under 1% 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 2014, is newer than 40% of them.

  • NPI issued2014 · 40% of these records are older, 55% newer
  • In a Medicare fileNo · under 1% of these records are
  • In the CMS Doctors and Clinicians fileNo · 2% of these records are
  • Record last updated2014 · 57% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

21 addiction (substance use disorder) counselor records list a practice address in Casa Grande

They are 21 of the 867 NPPES records with a practice address in Casa Grande, and 837 addiction (substance use disorder) counselor records in Arizona. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 837 in Arizona → Every provider in Casa Grande → Addiction (Substance Use Disorder) Counselor nationwide →

The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes

  1. Paul Appleby, LISACCasa Grande, AZ 851221295356046
  2. Russell AppletonCasa Grande, AZ 851221386380996
  3. Martha Bailey, MS, LIACCasa Grande, AZ 851221245937952
  4. Yolanda BeltranCasa Grand, AZ 851221972048981
  5. Colleen Fitzpatrick-Rodgers, LISACCasa Grande, AZ 851221538554977
  6. Arnie Kahn, LISACCasa Grande, AZ 851221427412469
  7. Lisa MaherCasa Grande, AZ 851221346561297
  8. Stephen Malsberger, LIACCasa Grande, AZ 851221205700846

Common questions

What is Thomas Walter, MS, LAC, LISAC's NPI number?

Thomas Walter, MS, LAC, LISAC's National Provider Identifier (NPI) is 1992109599, issued on Oct 10, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Walter, MS, LAC, LISAC located?

The NPPES record lists a practice address at 1901 N Trekell RD, Casa Grande, AZ, 85122. Phone: (520) 421-3321. Providers update this record themselves, so call before visiting.

How can I verify Thomas Walter, MS, LAC, LISAC's license?

NPPES lists Arizona license number LISAC-10457, 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.

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.