NPPES file of Aug 9, 2026

Thomas Mack, LCSW

Social Worker · Providence, RI

Thomas Mack, LCSW is a social worker with a practice address in Providence, Rhode Island, and NPI 1508129362, issued on Jun 18, 2012. Check the license (Rhode Island CSW01571, as entered in NPPES) with the Rhode Island 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
1508129362
Name
Thomas Mack
Credential
LCSW
Primary taxonomy
Social Worker 104100000X
License number
CSW01571 RI
Self-reported in NPPES; status is on the state search
Practice location
528 N Main St, Providence, RI 02904
Phone
(401) 383-5811
Enumerated
Jun 18, 2012
Record last updated
Mar 21, 2014 (not updated in 12 years: call before relying on the address or phone)
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 social worker records → All 296 in Rhode Island → Look up another NPI →

Also registered at 528 N Main St

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

  1. Rachel Armada, LICSWClinical Social Worker1548754484
  2. Victoria Arrico, M.ED., LCDPAddiction (Substance Use Disorder) Counselor1952857534
  3. Cynthia Barry, LCSWSocial Worker1164753992
  4. Megan BergeronMental Health Counselor1700298775
  5. Rachel Berman, RNRegistered Nurse1780121665
  6. Sara Brockway, MASTERSClinical Social Worker1356537260

Verify Thomas Mack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Rhode Island board licenses this profession
    Search for license CSW01571    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 Rhode Island 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 Mack among 296 social worker records in Rhode Island

Thomas Mack, LCSW is one of 296 social worker records with a practice address in Rhode Island. 11% 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 2012, is newer than 39% of them.

  • NPI issued2012 · 39% of these records are older, 58% newer
  • In a Medicare fileNo · 11% of these records are
  • In the CMS Doctors and Clinicians fileNo · 17% 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 104100000X and a Rhode Island practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

133 social worker records list a practice address in Providence

They are 133 of the 9,647 NPPES records with a practice address in Providence, and 296 social worker records in Rhode Island. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 296 in Rhode Island → Every provider in Providence → Social Worker nationwide →

The 8 social worker records with the nearest ZIP codes

  1. Cynthia Barry, LCSWProvidence, RI 029041164753992
  2. Luanne Calvo, LCSWProvidence, RI 029041205086956
  3. Milagros Cruz, LCSWProvidence, RI 029041336166412
  4. Enrique Gonzalez, LCDPProvidence, RI 029041427079086
  5. Melissa Holcomb, LCSWProvidence, RI 029041720210974
  6. Phebe Howland, LICSWNorth Providence, RI 029041184864530
  7. Rachel Legend, LCSWProvidence, RI 029041821376286
  8. Jill Maccormack, LICSWNorth Providence, RI 029041790086387

Common questions

What is Thomas Mack, LCSW's NPI number?

Thomas Mack, LCSW's National Provider Identifier (NPI) is 1508129362, issued on Jun 18, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Mack, LCSW located?

The NPPES record lists a practice address at 528 N Main St, Providence, RI, 02904. Phone: (401) 383-5811. Providers update this record themselves, so call before visiting.

How can I verify Thomas Mack, LCSW's license?

NPPES lists Rhode Island license number CSW01571, as entered by the provider. Search the Rhode Island 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.