NPPES file of Aug 9, 2026

Mary Tiffin, MSW, LSW

Clinical Social Worker · Bloomsburg, PA

Mary Tiffin, MSW, LSW is a clinical social worker with a practice address in Bloomsburg, Pennsylvania, and NPI 1790557205, issued on Oct 27, 2023. Check the license (Pennsylvania CW024341, as entered in NPPES) with the Pennsylvania 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
1790557205
Name
Mary Tiffin
Credential
MSW, LSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License numbers
CW024341 PA
SW129995 PA
Self-reported in NPPES; status is on the state search
Practice location
298 E 5TH St, Bloomsburg, PA 17815
Phone
(570) 317-2999
Enumerated
Oct 27, 2023
Record last updated
Feb 2, 2024
Medicare enrollment
Enrolled (PECOS I20240514000138); 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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Also registered at 298 E 5TH St

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

  1. Reanna Buehler, M.S. CCC-SLPSpeech-Language Pathologist1710394713

Verify Mary Tiffin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Pennsylvania board licenses this profession
    Search for license CW024341
    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 Pennsylvania 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. Psychogeriatric Services LLCLancaster, PA

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

19 clinical social worker records list a practice address in Bloomsburg

They are 19 of the 617 NPPES records with a practice address in Bloomsburg, and 7,830 clinical social worker records in Pennsylvania.

Other clinical social worker records in Pennsylvania

  1. Theresa Aaron, MSWHomestead, PA1063704344
  2. Lauren Aaronson, LCSWTrooper, PA1033633029
  3. Moses Abare, LCSWBloomsburg, PA1861371411
  4. Abigail Abbas, L.C.S.W.Philadelphia, PA1588058135
  5. Caroline AbbottMorrisville, PA1609719517
  6. Heather Abbruzzese, LCSWPleasant Hills, PA1699969980
  7. Kristie AbbsWexford, PA1487827028
  8. Danielle Abdelhak, LCSWCoraopolis, PA1518279611
  9. Sheila Abdo, LCSWScranton, PA1134164890
  10. Kareema Abdussalaam, LCSWPhiladelphia, PA1881305688

Common questions

What is Mary Tiffin, MSW, LSW's NPI number?

Mary Tiffin, MSW, LSW's National Provider Identifier (NPI) is 1790557205, issued on Oct 27, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Mary Tiffin, MSW, LSW located?

The NPPES record lists a practice address at 298 E 5TH St, Bloomsburg, PA, 17815. Phone: (570) 317-2999. Providers update this record themselves, so call before visiting.

How can I verify Mary Tiffin, MSW, LSW's license?

NPPES lists Pennsylvania license number CW024341, as entered by the provider. Search the Pennsylvania 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.

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.