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

Mark a Midthun MD LLC

Organization Psychiatry Physician · NPI 1740830512

Mark a Midthun MD LLC is a Psychiatry Physician in LA Crosse, Wisconsin. Registered with an NPI since 2019.

In the registry since
2019
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3626 E Ave S Ste 2A
LA Crosse, WI 54601-7221
Phone: (608) 778-1114
Fax: (608) 778-1147
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X

Record details

NPI number1740830512
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Midthun — Psychiatrist · (608) 397-5904
NPI enumeratedSeptember 13, 2019
Last updated in NPPESMarch 30, 2020
Certification dateMarch 30, 2020
Mailing addressW6602 Schilling Rd Unit C, Onalaska, WI 54650-9343

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