NPPES file of Aug 9, 2026

Michelle Mistelske, LCSW

Clinical Social Worker · Tucson, AZ

Michelle Mistelske, LCSW is a clinical social worker with a practice address in Tucson, Arizona, and NPI 1962948968, issued on Jan 13, 2017. Check the license (Arizona LCSW-18291, 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, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1962948968
Name
Michelle Mistelske
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
LCSW-18291 AZ
LMSW-16324 AZ
Self-reported in NPPES; status is on the state search
Practice location
839 W Congress St, Tucson, AZ 85745
Phone
(520) 670-3909
Enumerated
Jan 13, 2017
Record last updated
Mar 6, 2025
Fax
(520) 309-2560
Medicare enrollment
Enrolled (PECOS I20200115003415); accepts 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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8 nearest clinical social worker records → All 3,200 in Arizona → Look up another NPI →

Also registered at 839 W Congress St

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

  1. Denise Ahearn, MDPediatrics Physician1194719047
  2. Melinda Arias, PMHNP-BCPsychiatric/Mental Health Nurse Practitioner1720688369
  3. Andrew Arthur, MDPediatrics Physician1962484048
  4. Vienna Aslanian, LCSWClinical Social Worker1437743523
  5. James Austin, CNMAdvanced Practice Midwife1205398682
  6. Michelle Baas, CNMAdvanced Practice Midwife1164155487

Verify Michelle Mistelske 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 LCSW-18291    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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Bills Medicare through one group practice

  1. EL Rio Santa Cruz Neighborhood Health Center, Inc.Tucson, AZ

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

Michelle Mistelske among 3,200 clinical social worker records in Arizona

Michelle Mistelske, LCSW is one of 3,200 clinical social worker records with a practice address in Arizona. 11% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 52% of them.

  • NPI issued2017 · 52% of these records are older, 45% newer
  • In a Medicare fileYes · 11% of these records are
  • In the CMS Doctors and Clinicians fileYes · 20% of these records are
  • Graduated2016 · median 2011 among the 648 with a school on file
  • Record last updated2025 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a Arizona practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

674 clinical social worker records list a practice address in Tucson

They are 674 of the 18,788 NPPES records with a practice address in Tucson, and 3,200 clinical social worker records in Arizona.

All 3,200 in Arizona → Every provider in Tucson → Clinical Social Worker nationwide →

The 8 clinical social worker records with the nearest ZIP codes

  1. Barry Breen, LCSWTucson, AZ 857451992842652
  2. Carmen Calderon, LCSWTucson, AZ 857451396286589
  3. Janette Cardwell, LCSWTucson, AZ 857451275930901
  4. Jonathan Cates, MSWTucson, AZ 857451326072836
  5. Lisa Da Silva, LCSWTucson, AZ 857451932479151
  6. Sandra Filipponi Lee, LCSWTucson, AZ 857451629292230
  7. Connie Lantz, LCSWTucson, AZ 857451932378908
  8. Rebecca Molden, MSW, LCSWTucson, AZ 857451811392368

Common questions

What is Michelle Mistelske, LCSW's NPI number?

Michelle Mistelske, LCSW's National Provider Identifier (NPI) is 1962948968, issued on Jan 13, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Michelle Mistelske, LCSW located?

The NPPES record lists a practice address at 839 W Congress St, Tucson, AZ, 85745. Phone: (520) 670-3909. Providers update this record themselves, so call before visiting.

How can I verify Michelle Mistelske, LCSW's license?

NPPES lists Arizona license number LCSW-18291, 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. Medicare files from data.cms.gov. 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.