Registry data as of Aug 27, 2026

Matthew Lasslo

Counselor · Page, AZ

Matthew Lasslo is a counselor with a practice address in Page, Arizona, and NPI 1003426545, issued on Aug 7, 2020. Check the license (Arizona LAC-17209, as entered in NPPES) with the Arizona board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1003426545
Name
Matthew Lasslo
Primary taxonomy
Counselor 101Y00000X
License number
LAC-17209 AZ
Self-reported in NPPES; status is on the state search
Practice location
463 S Lake Powell Blvd, Page, AZ 86040
Phone
(928) 645-5113
Enumerated
Aug 7, 2020
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 463 S Lake Powell Blvd

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

  1. Ralph Chester, M.D.Psychiatry Physician1467415620
  2. Michael Demangone, MDFamily Medicine Physician1841294378
  3. Suzanne Diaz, LCSWClinical Social Worker1609626449
  4. Maureen Guilfoyle, LICSWClinical Social Worker1407875693
  5. Michael Moore, D.C.Chiropractor1851456487
  6. Scott Sadler, P.A.-CSurgical Physician Assistant1386612265

Verify Matthew Lasslo 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 LAC-17209
    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.

One hospital or facility affiliation

  1. Creek Valley Health ClinicColorado City, AZ

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Counselor providers in Arizona

There are 1,330 counselor records in Arizona.

Other counselor records in Arizona

  1. Dawn Abbott, MAKingman, AZ1184612442
  2. Paul Abdi, MSPhoenix, AZ1366921249
  3. Ashley AbeytiaEl Mirage, AZ1679392922
  4. Kristen Ables, LACPhoenix, AZ1396488391
  5. Lorraine AchesonFlagstaff, AZ1639318702
  6. Sarah AchuffPhoenix, AZ1073430898
  7. Jane Ackerley, DNPTucson, AZ1588868921
  8. Juanita Adams, LPCGilbert, AZ1538271317
  9. Lauren AdamsGlendale, AZ1144051285
  10. Megan Addis, M.ED., LAC, NCCTucson, AZ1487916714

Common questions

What is Matthew Lasslo's NPI number?

Matthew Lasslo's National Provider Identifier (NPI) is 1003426545, issued on Aug 7, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Matthew Lasslo located?

The NPPES record lists a practice address at 463 S Lake Powell Blvd, Page, AZ, 86040. Phone: (928) 645-5113. Providers update this record themselves, so call before visiting.

How can I verify Matthew Lasslo's license?

NPPES lists Arizona license number LAC-17209, 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), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.