Katherine Suzanne Winiarczyk, MD - Medicare Internal Medicine in Ladysmith, WI

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Katherine Suzanne Winiarczyk, MD is a medicare enrolled "Internal Medicine" physician in Ladysmith, Wisconsin. She graduated from medical school in 2015 and has 11 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Mchs Hospitals Inc and her current practice location is 1200 Port Arthur Rd, Ladysmith, Wisconsin. You can reach out to her office (for appointments etc.) via phone at (715) 532-2300.

Katherine Suzanne Winiarczyk is licensed to practice in Wisconsin (license number 66082-20) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1841670726.

Contact Information

Katherine Suzanne Winiarczyk, MD
1200 Port Arthur Rd,
Ladysmith, WI 54848-1137
(715) 532-2300
Not Available

Map and Direction




Physician's Profile

Full NameKatherine Suzanne Winiarczyk
GenderFemale
SpecialityInternal Medicine
Experience11 Years
Location1200 Port Arthur Rd, Ladysmith, Wisconsin
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Katherine Suzanne Winiarczyk graduated from medical school in 2015
  NPI Data:
  • NPI Number: 1841670726
  • Provider Enumeration Date: 06/04/2015
  • Last Update Date: 09/22/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 7911286216
  • Enrollment ID: I20190214002252

Medical Identifiers

Medical identifiers for Katherine Suzanne Winiarczyk such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1841670726NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 66082-20 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Hope Hospice Palliative CareMedford, WIHospice
Lakeview Medical Ctr HospiceRice lake, WIHospice
Marshfield Medical Center - LadysmithLadysmith, WIHospital
Marshfield Medical CenterMarshfield, WIHospital
Lakeview Medical Center Of Rice LakeRice lake, WIHospital
Ladysmith Living Center, IncLadysmith, WINursing home
Ladysmith Nursing HomeLadysmith, WINursing home

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mchs Hospitals Inc56980711731045

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Katherine Suzanne Winiarczyk allows following entities to bill medicare on her behalf.
Entity NameMarshfield Clinic Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952347981
PECOS PAC ID: 2264345206
Enrollment ID: O20031106000590
Entity NameMchs Hospitals Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093221434
PECOS PAC ID: 5698071173
Enrollment ID: O20180208000096
Entity NameLakeview Medical Center Inc Of Rice Lake
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093201832
PECOS PAC ID: 6103737820
Enrollment ID: O20180817001484
Entity NameMchs Hospitals Inc
Entity TypePart A Provider - Critical Access Hospital
Entity IdentifiersNPI Number: 1952890873
PECOS PAC ID: 5698071173
Enrollment ID: O20180904002962

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Katherine Suzanne Winiarczyk is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Katherine Suzanne Winiarczyk, MD
1000 N Oak Ave,
Marshfield, WI 54449-5703

Ph: (715) 387-5511		Katherine Suzanne Winiarczyk, MD
1200 Port Arthur Rd,
Ladysmith, WI 54848-1137

Ph: (715) 532-2300

Reviews and Comments


Internal Medicine Doctors in Ladysmith, WI


Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.