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

Mark D. Hollowitsch, CSAC

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1245270172

Mark D. Hollowitsch, CSAC is an Addiction (Substance Use Disorder) Counselor in LA Crosse, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
Specialties on file
2

Practice location Address checks out

212 11th St S
LA Crosse, WI 54601-4116
Phone: (608) 392-9555
Fax: (608) 785-0002
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 1631 (WI)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence 1631-132 (WI)

Record details

NPI number1245270172
Entity typeIndividual (Type 1)
GenderMale
Credentials CSAC
Sole proprietorNo
NPI enumeratedJune 8, 2006
Last updated in NPPESDecember 20, 2011

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