Mark Nowaczewski
Addiction (Substance Use Disorder) Counselor · Vassar, MI
Mark Nowaczewski is an addiction (substance use disorder) counselor with a practice address in Vassar, Michigan, and NPI 1417313115, issued on Jan 11, 2016. Check the license with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mark Nowaczewski
- Primary taxonomy
- Addiction (Substance Use Disorder) Counselor 101YA0400X
- Practice location
- 150 Enterprise Dr, Vassar, MI 48768
- Phone
- (989) 823-0183
- Enumerated
- Jan 11, 2016
- Record last updated
- Jan 11, 2016 (not updated in 10 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20260115001746); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest addiction (substance use disorder) counselor records → All 2,317 in Michigan → Look up another NPI →
Also registered at 150 Enterprise Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Keith Asbury, B.A., S.W.T.Social Worker1316122534
- Julianne Bailey, LPNLicensed Practical Nurse1619120367
- Helga Bakk, B.A, M.AAddiction (Substance Use Disorder) Counselor1417490111
- Nicole Benkert, LMSWClinical Social Worker1043782865
- Roy Brewer, BA, CAC-1Addiction (Substance Use Disorder) Counselor1316123938
- Michael Buck, MA, LMSW, CAC IIClinical Social Worker1972788198
Verify Mark Nowaczewski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Lakeside Professional Counseling PCShelby Township, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark Nowaczewski among 2,317 addiction (substance use disorder) counselor records in Michigan
Mark Nowaczewski is one of 2,317 addiction (substance use disorder) counselor records with a practice address in Michigan. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 43% of them.
- NPI issued2016 · 43% of these records are older, 51% newer
- In a Medicare fileYes · 2% of these records are
- In the CMS Doctors and Clinicians fileYes · 3% of these records are
- Graduated2020 · median 2015 among the 76 with a school on file
- Record last updated2016 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 101YA0400X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
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.
All 2,317 in Michigan → Every provider in Vassar → Addiction (Substance Use Disorder) Counselor nationwide →
The 8 addiction (substance use disorder) counselor records with the nearest ZIP codes
- Helga Bakk, B.A, M.AVassar, MI 487681417490111
- Linda Bielskis, MA, MBA, CAADC, CCSVassar, MI 487681770949760
- Roy Brewer, BA, CAC-1Vassar, MI 487681316123938
- Christopher Charkowske, BAVassar, MI 487681164757944
- Christopher Johnston, B.A.Vassar, MI 487681598121972
- Benjamin Leal, BS IN PSYCHOLOGYVassar, MI 487681487901542
- Rebecca Lutz, CADCVassar, MI 487681235642323
- Andreas Parsley, BAVassar, MI 487681306022926
Common questions
What is Mark Nowaczewski's NPI number?
Mark Nowaczewski's National Provider Identifier (NPI) is 1417313115, issued on Jan 11, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Mark Nowaczewski 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 Mark Nowaczewski'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. 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.