NPPES file of Aug 9, 2026

Cynthia K. Hack, LMSW, CSW

Clinical Social Worker · Bay City, MI

Cynthia K. Hack, LMSW, CSW is a clinical social worker with a practice address in Bay City, Michigan, and NPI 1255393153, issued on Apr 5, 2006. Check the license (Michigan 6801082328, as entered in NPPES) with the Michigan 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
1255393153
Name
Cynthia K. Hack
Credential
LMSW, CSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
6801082328 MI
Self-reported in NPPES; status is on the state search
Practice location
200 S Wenona St, Bay City, MI 48706
Phone
(989) 893-3212
Enumerated
Apr 5, 2006
Record last updated
Jul 13, 2026
Fax
(989) 893-0461
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.
Download card Updates feed

Also registered at 200 S Wenona St

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

  1. Selina Akbar, M.D.Internal Medicine Physician1568571453
  2. Subbarao Chavali, M.D.Cardiovascular Disease Physician1669490769
  3. James Guigelaar, MDInternal Medicine Physician1831105956
  4. Robert Lee, MDSpecialist1801957915
  5. Margarethe Maciulis, MDEndocrinology, Diabetes & Metabolism Physician1689650103
  6. Sang Oh, MDObstetrics & Gynecology Physician1467468959

Verify Cynthia K. Hack in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 6801082328
    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 Michigan 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.

Is this page about you? You can ask us to correct, restrict or remove it: how.

164 clinical social worker records list a practice address in Bay City

They are 164 of the 2,380 NPPES records with a practice address in Bay City, and 17,644 clinical social worker records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other clinical social worker records in Michigan

  1. Susan Aalsburg, M.S.W.Belmont, MI1962688630
  2. Pamela Aalto, LMSWEscanaba, MI1518271162
  3. Layla AbadaNovi, MI1982195608
  4. Gabriella AbaloAnn Arbor, MI1851983068
  5. Farwa AbbasDearborn, MI1285109694
  6. Meisaa Abbas, MA, LLMSWNovi, MI1871254672
  7. Jaclyn Abbate, LMSWGrand Rapids, MI1144678210
  8. Jeffrey AbbayaSterling Heights, MI1144071341
  9. Margaret Abbenante, LMSW,ACSWSaginaw, MI1255367967
  10. Kristen Abbo, LMSWCommerce Twp, MI1932947546

Common questions

What is Cynthia K. Hack, LMSW, CSW's NPI number?

Cynthia K. Hack, LMSW, CSW's National Provider Identifier (NPI) is 1255393153, issued on Apr 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Cynthia K. Hack, LMSW, CSW located?

The NPPES record lists a practice address at 200 S Wenona St, Bay City, MI, 48706. Phone: (989) 893-3212. Providers update this record themselves, so call before visiting.

How can I verify Cynthia K. Hack, LMSW, CSW's license?

NPPES lists Michigan license number 6801082328, as entered by the provider. Search the Michigan 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.