NPPES file of Aug 9, 2026

Rachel Slack, LCSW

Clinical Social Worker · Springfield, MA

Rachel Slack, LCSW is a clinical social worker with a practice address in Springfield, Massachusetts, and NPI 1346014941, issued on Nov 14, 2023. Check the license (Massachusetts LCSW229873, as entered in NPPES) with the Massachusetts 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
1346014941
Name
Rachel Slack
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
LCSW229873 MA
Self-reported in NPPES; status is on the state search
Practice location
300 Carew St Ste 2, Springfield, MA 01104
Phone
(413) 794-9816
Enumerated
Nov 14, 2023
Record last updated
Feb 7, 2024
Fax
(413) 794-4945
Medicare enrollment
Enrolled (PECOS I20260519001218); may accept 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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Also registered at 300 Carew St Ste 2

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

  1. Stephanie Kaplan, PHDPsychologist1750825469
  2. Sarah Liquorman, PSYDPsychologist1417577149
  3. Alison Morrisey, MSWSocial Worker1053645820
  4. Eliel Negron Diaz, LMHCMental Health Counselor1811326648

Verify Rachel Slack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Massachusetts board licenses this profession
    Search for license LCSW229873
    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 Massachusetts 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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624 clinical social worker records list a practice address in Springfield

They are 624 of the 8,553 NPPES records with a practice address in Springfield, and 17,815 clinical social worker records in Massachusetts. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical social worker records in Massachusetts

  1. Andrew Aaron, LICSWNew Bedford, MA1053477885
  2. Cynthia AaronFall River, MA1407258676
  3. Emanuel Aaron, LICSW,LADCI, CADCII,Orange, MA1134475817
  4. Karla Abad, LCSWLynn, MA1598577470
  5. Amy Abair, LICSWBoston, MA1972821858
  6. Nicole Abair, LCSWLexington, MA1386590859
  7. Stephanie Abate, LICSWAmherst, MA1669580973
  8. Lynn Abbey, LICSWFall River, MA1437189248
  9. Bernard Abbot, MSWBoston, MA1861913188
  10. Amanda Abbott, CNM, LCSWCambridge, MA1821358284

Common questions

What is Rachel Slack, LCSW's NPI number?

Rachel Slack, LCSW's National Provider Identifier (NPI) is 1346014941, issued on Nov 14, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Rachel Slack, LCSW located?

The NPPES record lists a practice address at 300 Carew St Ste 2, Springfield, MA, 01104. Phone: (413) 794-9816. Providers update this record themselves, so call before visiting.

How can I verify Rachel Slack, LCSW's license?

NPPES lists Massachusetts license number LCSW229873, as entered by the provider. Search the Massachusetts 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.

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.