Registry data as of Aug 27, 2026

Ralph Harmon, LMSW, CAADC

Social Worker · Gwinn, MI

Ralph Harmon, LMSW, CAADC is a social worker with a practice address in Gwinn, Michigan, and NPI 1164716361, issued on Jun 6, 2011. Check the license (Michigan 6801074257, 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1164716361
Name
Ralph Harmon
Credential
LMSW, CAADC
Primary taxonomy
Social Worker 104100000X
License number
6801074257 MI
Self-reported in NPPES; status is on the state search
Practice location
511 Hustler St, Gwinn, MI 49841
Phone
(906) 250-2382
Enumerated
Jun 6, 2011
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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Verify Ralph Harmon 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 6801074257
    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.

2 social worker records list a Gwinn practice address

They are 2 of the 51 NPPES records with a Gwinn practice address, and 9,499 social worker records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other social worker records in Michigan

  1. Holly A Carpenter, MSWHillsdale, MI1679377535
  2. Layla AbadaNovi, MI1982195608
  3. Dana AbbamonteAuburn Hills, MI1184915159
  4. Yasmin AbbasRomulus, MI1174463046
  5. Madeeha AbbasiCanton, MI1801441878
  6. Claudia AbboudSouthfield, MI1275499329
  7. Mariam AbdallaSterling Heights, MI1619696051
  8. Intsar AbdulaheGrand Rapids, MI1275988925
  9. Josie Abdulbaki, LLMSWClinton Township, MI1912517590
  10. Nancy Abiade, LMSWMuskegon, MI1245860907

Common questions

What is Ralph Harmon, LMSW, CAADC's NPI number?

Ralph Harmon, LMSW, CAADC's National Provider Identifier (NPI) is 1164716361, issued on Jun 6, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Ralph Harmon, LMSW, CAADC located?

The NPPES record lists a practice address at 511 Hustler St, Gwinn, MI, 49841. Phone: (906) 250-2382. Providers update this record themselves, so call before visiting.

How can I verify Ralph Harmon, LMSW, CAADC's license?

NPPES lists Michigan license number 6801074257, 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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.