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

Katherine Suzanne Winiarczyk, MD

Individual provider Internal Medicine Physician · NPI 1841670726

Katherine Suzanne Winiarczyk, MD is an Internal Medicine in Ladysmith, Wisconsin. Qualified in 2015, 11 years ago. Practices with Mchs Hospitals Inc, a 1,194-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
11
Licensed in
WI
In the registry since
2015
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1200 Port Arthur Rd
Ladysmith, WI 54848-1137
Phone: (715) 532-2300
Show map & directions

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

Additional practice locations (1)

  • 1001 E 11th St N, Ladysmith, WI 54848-1455 — (715) 532-5546

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 66082-20 (WI)

Record details

NPI number1841670726
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 4, 2015
Last updated in NPPESSeptember 22, 2025
Certification dateSeptember 22, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPICE/PALLIATIVE CARE
Medical schoolOTHER
Graduated 2015 (11 years in practice)
Group practice McHs Hospitals Inc — 1194 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare