Margaret Mary Mussfeldt, APNP - Medicare Nurse Practitioner in Shell Lake, WI

Margaret Mary Mussfeldt, APNP is a medicare enrolled "Nurse Practitioner - Family" in Shell Lake, Wisconsin. She graduated from nursing school in 2024 and has 2 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Indianhead Medical Center Shell Lake, Inc. and her current practice location is 113 4th Ave, Shell Lake, Wisconsin. You can reach out to her office (for appointments etc.) via phone at (715) 468-2711.

Margaret Mary Mussfeldt is licensed to practice in Wisconsin (license number 16574-33) 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 1376360610.

Contact Information

Margaret Mary Mussfeldt, APNP
113 4th Ave,
Shell Lake, WI 54871-4457
(715) 468-2711
(715) 468-2727

Map and Direction




Provider's Profile

Full NameMargaret Mary Mussfeldt
GenderFemale
SpecialityNurse Practitioner
Experience2 Years
Location113 4th Ave, Shell Lake, 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:
  • Margaret Mary Mussfeldt graduated from nursing school in 2024
  NPI Data:
  • NPI Number: 1376360610
  • Provider Enumeration Date: 09/25/2024
  • Last Update Date: 01/19/2026
  Medicare PECOS Information:
  • PECOS PAC ID: 6406331099
  • Enrollment ID: I20260401000744

Medical Identifiers

Medical identifiers for Margaret Mary Mussfeldt such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1376360610NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363LF0000XNurse Practitioner - Family 16574-33 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Indianhead Medical CtrShell lake, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Indianhead Medical Center Shell Lake, Inc.640674883911

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. Margaret Mary Mussfeldt 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
Margaret Mary Mussfeldt, APNP
113 4th Ave,
Shell Lake, WI 54871-4457

Ph: (715) 468-2711
Margaret Mary Mussfeldt, APNP
113 4th Ave,
Shell Lake, WI 54871-4457

Ph: (715) 468-2711

Reviews and Comments


Nurse Practitioner Nurses in Shell Lake, WI

Terry Lynn Weinert, APRN
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 113 4th Avenue, Shell Lake, WI 54871
Phone: 715-468-7833    Fax: 715-468-7839
Ms. Eydie A Farrow, APNP
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 113 4th Avenue, Shell Lake, WI 54871
Phone: 715-468-7833    Fax: 715-468-7839
Sara Haynes Olson, APRN
Nurse Practitioner
Medicare: Accepting Medicare Assignments
Practice Location: 113 4th Ave, Shell Lake, WI 54871
Phone: 715-468-7833    Fax: 715-468-7839

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.