NPPES file of Aug 9, 2026

Diana Tumasz, LSW

School Social Worker · Mount Prospect, IL

Diana Tumasz, LSW is a school social worker with a practice address in Mount Prospect, Illinois, and NPI 1770206336, issued on Sep 20, 2022. Check the license with the Illinois 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
1770206336
Name
Diana Tumasz
Credential
LSW
Primary taxonomy
School Social Worker 1041S0200X
Practice location
1585 Dempster St, Mount Prospect, IL 60056
Phone
(847) 315-0849
Enumerated
Sep 20, 2022
Record last updated
Sep 20, 2022
Medicare enrollment
Enrolled (PECOS I20240916001074); 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 school social worker records → All 204 in Illinois → Look up another NPI →

Also registered at 1585 Dempster St

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

  1. Zahraa AbbasCase Manager/Care Coordinator1578262937
  2. Adriana ArellanoClinical Social Worker1689155152
  3. Mayra AscencioMental Health Counselor1720503998
  4. Mark Branson, MSW, LSWSocial Worker1427783372
  5. Brittany BroviakMental Health Counselor1679116172
  6. Tanzania ColeCase Manager/Care Coordinator1407637093

Verify Diana Tumasz 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
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Bills Medicare through one group practice

  1. Kenneth Young CenterElk Grove Village, IL

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

Diana Tumasz among 204 school social worker records in Illinois

Diana Tumasz, LSW is one of 204 school social worker records with a practice address in Illinois. 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 49% of them.

  • NPI issued2022 · 49% of these records are older, 39% newer
  • In a Medicare fileYes · 1% of these records are
  • In the CMS Doctors and Clinicians fileYes · 1% of these records are
  • Record last updated2022 · 36% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041S0200X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

School Social Worker providers in Illinois

There are 204 school social worker records in Illinois.

All 204 in Illinois → Every provider in Mount Prospect → School Social Worker nationwide →

The 8 school social worker records with the nearest ZIP codes

  1. Margaret MayMorton Grove, IL 600531942086848
  2. Jessica Buechner, LCSWMundelein, IL 600601578940318
  3. Theresa Mugerditchian, MSW, PELMundelein, IL 600601508464330
  4. Jody Berkelhamer, MSWNorthbrook, IL 600621184805558
  5. Christine Grene, MSW, LCSWNorthbrook, IL 600621588846406
  6. Savannah HofmannNorthbrook, IL 600621376465591
  7. Susan Kovin, LCSWNorthbrook, IL 600621497938823
  8. Mary Obrien, LCSWNorthbrook, IL 600621558541276

Common questions

What is Diana Tumasz, LSW's NPI number?

Diana Tumasz, LSW's National Provider Identifier (NPI) is 1770206336, issued on Sep 20, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Diana Tumasz, LSW located?

The NPPES record lists a practice address at 1585 Dempster St, Mount Prospect, IL, 60056. Phone: (847) 315-0849. Providers update this record themselves, so call before visiting.

How can I verify Diana Tumasz, LSW'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. 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.