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

Osl Marathon Operating LLC

Organization Assisted Living Facility · NPI 1528896370

Osl Marathon Operating LLC is an Assisted Living Facility in Marathon, Wisconsin. Registered with an NPI since 2024.

In the registry since
2024
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

663 Maratech Ave
Marathon, WI 54448-9002
Phone: (715) 443-2727
Fax: (715) 443-6727
Show map & directions

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

Specialties & licences

Assisted Living Facility (primary) Taxonomy 310400000X

Record details

NPI number1528896370
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Jamie Hagen — Director Of Operations · (414) 324-5172
NPI enumeratedJuly 23, 2024
Last updated in NPPESJuly 23, 2024
Certification dateJuly 23, 2024
Mailing address2448 S 102nd St Ste 305, West Allis, WI 53227-2141