NPPES file of Aug 9, 2026

Erin Joy Mercer, LPC

Counselor · Troy, MI

Erin Joy Mercer, LPC is a counselor with a practice address in Troy, Michigan, and NPI 1144868316, issued on Dec 18, 2019. Check the license (Michigan 6401009207, 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
1144868316
Name
Erin Joy Mercer
Credential
LPC
Primary taxonomy
Counselor 101Y00000X
License number
6401009207 MI
Self-reported in NPPES; status is on the state search
Practice location
3101 Caswell Dr, Troy, MI 48084
Phone
(248) 854-1890
Enumerated
Dec 18, 2019
Record last updated
Dec 18, 2019 (not updated in 7 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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Verify Erin Joy Mercer 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 6401009207    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.

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55 counselor records list a practice address in Troy

They are 55 of the 3,809 NPPES records with a practice address in Troy, and 2,514 counselor records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 55 in Troy → All 2,514 in Michigan → Every provider in Troy →

Other counselor records in Michigan

  1. Beth AbbottAdrian, MI1720443468
  2. Jenna Abduljawad, B.S.W.Grand Rapids, MI1871028969
  3. Nancy AblaoKalamazoo, MI1255253266
  4. Raneem Abubars, LLPCRochester Hills, MI1235962499
  5. Adrian Accetta, MA, LPCNorthville, MI1235377060
  6. Ashley AdamsDetroit, MI1023722535
  7. Casita AdamsRedford, MI1952774846
  8. Jordyn Adams, MA. LLCLenox, MI1063110666
  9. Lois Adams, LBSWHoughton Lake, MI1942548821
  10. Shana Adkison, LLP, LPCFlint, MI1851506562

Common questions

What is Erin Joy Mercer, LPC's NPI number?

Erin Joy Mercer, LPC's National Provider Identifier (NPI) is 1144868316, issued on Dec 18, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Erin Joy Mercer, LPC located?

The NPPES record lists a practice address at 3101 Caswell Dr, Troy, MI, 48084. Phone: (248) 854-1890. Providers update this record themselves, so call before visiting.

How can I verify Erin Joy Mercer, LPC's license?

NPPES lists Michigan license number 6401009207, 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.

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.