NPPES file of Aug 9, 2026

Christopher Johnston, B.A.

Addiction (Substance Use Disorder) Counselor · Vassar, MI

Christopher Johnston, B.A. is an addiction (substance use disorder) counselor with a practice address in Vassar, Michigan, and NPI 1598121972, issued on Jan 14, 2016. Check the license 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
1598121972
Name
Christopher Johnston
Credential
B.A.
Primary taxonomy
Addiction (Substance Use Disorder) Counselor 101YA0400X
Practice location
150 Enterprise Dr, Vassar, MI 48768
Phone
(989) 823-0183
Enumerated
Jan 14, 2016
Record last updated
Jan 14, 2016 (not updated in 10 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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Also registered at 150 Enterprise Dr

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

  1. Keith Asbury, B.A., S.W.T.Social Worker1316122534
  2. Julianne Bailey, LPNLicensed Practical Nurse1619120367
  3. Helga Bakk, B.A, M.AAddiction (Substance Use Disorder) Counselor1417490111
  4. Nicole Benkert, LMSWClinical Social Worker1043782865
  5. Roy Brewer, BA, CAC-1Addiction (Substance Use Disorder) Counselor1316123938
  6. Michael Buck, MA, LMSW, CAC IIClinical Social Worker1972788198

Verify Christopher Johnston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this professionCheck 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
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10 addiction (substance use disorder) counselor records list a practice address in Vassar

They are 10 of the 55 NPPES records with a practice address in Vassar, and 2,317 addiction (substance use disorder) counselor records in Michigan. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other addiction (substance use disorder) counselor records in Michigan

  1. Samantha AbdullaDetroit, MI1558808246
  2. Ricky AbregoRichmond, MI1972939726
  3. Danielle Acker, M.AKalamazoo, MI1558719914
  4. Jerry AckleyGrand Rapids, MI1821808361
  5. Nicholas AcostaTroy, MI1184542276
  6. Carleena AdamoAnn Arbor, MI1811698343
  7. Hillary AdamsDetroit, MI1720465800
  8. Jonathan Adams, MS, CADCMarquette, MI1336664192
  9. Telko Adams Cunningham, CAADCMuskegon, MI1518381979
  10. Crystal AddisonDetroit, MI1013584580

Common questions

What is Christopher Johnston, B.A.'s NPI number?

Christopher Johnston, B.A.'s National Provider Identifier (NPI) is 1598121972, issued on Jan 14, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Christopher Johnston, B.A. located?

The NPPES record lists a practice address at 150 Enterprise Dr, Vassar, MI, 48768. Phone: (989) 823-0183. Providers update this record themselves, so call before visiting.

How can I verify Christopher Johnston, B.A.'s license?

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.