Eammon Grosek, - Medicare Internal Medicine in Marshfield, WI

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Eammon Grosek, is a medicare enrolled "Internal Medicine" physician in Marshfield, Wisconsin. He went to Sanford School Of Medicine Of University Of South Dakota and graduated in 2016 and has 9 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Monument Health Rapid City Hospital Inc and his current practice location is 1000 N Oak Ave, Marshfield, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (719) 649-0232.

Eammon Grosek is licensed to practice in Wisconsin (license number 6523) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1154855732.

Contact Information

Eammon Grosek,
1000 N Oak Ave,
Marshfield, WI 54449-5703
(719) 649-0232
Not Available

Map and Direction




Physician's Profile

Full NameEammon Grosek
GenderMale
SpecialityInternal Medicine
Experience9 Years
Location1000 N Oak Ave, Marshfield, Wisconsin
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Eammon Grosek attended and graduated from Sanford School Of Medicine Of University Of South Dakota in 2016
  NPI Data:
  • NPI Number: 1154855732
  • Provider Enumeration Date: 04/20/2017
  • Last Update Date: 04/20/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 6901169390
  • Enrollment ID: I20200930001439

Medical Identifiers

Medical identifiers for Eammon Grosek such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1154855732NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 6523 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Monument Health Home Plus Home HealthRapid city, SDHome health agency
Regional Health Home Plus HospiceRapid city, SDHospice
Monument Health Rapid City HospitalRapid city, SDHospital
Monument Health Sturgis HospitalSturgis, SDHospital
Westhills Village Health Care FacilityRapid city, SDNursing home

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Monument Health Rapid City Hospital Inc6002729506488

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. Eammon Grosek allows following entities to bill medicare on his behalf.
Entity NameMonument Health Rapid City Hospital Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1275553463
PECOS PAC ID: 6002729506
Enrollment ID: O20070625000144

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. Eammon Grosek 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
Eammon Grosek,
1000 N Oak Ave,
Marshfield, WI 54449-5703

Ph: () -		Eammon Grosek,
1000 N Oak Ave,
Marshfield, WI 54449-5703

Ph: (719) 649-0232

Reviews and Comments


Internal Medicine Doctors in Marshfield, WI

Kenneth E Engelhart, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5704    
Michael E Ryan, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-221-7822    
James Nash, DO
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5511    
Patrick Michael Aquilina, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5511    
Maria Voronova, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-1713    
Matthew C. Keifer, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5511    Fax: 715-387-5240
Alan K Mckenzie, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1000 N Oak Ave, Marshfield, WI 54449
Phone: 715-387-5481    

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.