Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Mark Sinski

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1659815223

Mark Sinski is an Addiction (Substance Use Disorder) Counselor in Waukesha, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2016.

Licensed in
WI
In the registry since
2016

Practice location Address checks out

2422 N Grandview Blvd
Waukesha, WI 53188-6105
Phone: (262) 549-6600
Fax: (262) 549-6698
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 17735-130 (WI)

Record details

NPI number1659815223
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedDecember 15, 2016
Last updated in NPPESDecember 15, 2016

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