Dr Michael S Fenster, MD - Medicare Internal Medicine in Watertown, SD

Dr Michael S Fenster, MD is a medicare enrolled "Internal Medicine - Interventional Cardiology" physician in Watertown, South Dakota. His current practice location is 401 9th Ave Nw, Watertown, South Dakota. You can reach out to his office (for appointments etc.) via phone at (605) 882-7953.

Dr Michael S Fenster is licensed to practice in South Dakota (license number 9353) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1720068471.

Contact Information

Dr Michael S Fenster, MD
401 9th Ave Nw,
Watertown, SD 57201-1548
(605) 882-7953
(605) 882-7954

Map and Direction




Physician's Profile

Full NameDr Michael S Fenster
GenderMale
SpecialityInternal Medicine - Interventional Cardiology
Location401 9th Ave Nw, Watertown, South Dakota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1720068471
  • Provider Enumeration Date: 01/19/2006
  • Last Update Date: 07/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 0648234617
  • Enrollment ID: I20160204000713

Medical Identifiers

Medical identifiers for Dr Michael S Fenster such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1720068471NPI-NPPES
2530925MedicaidOH
505473295BMedicaidGA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RC0000XInternal Medicine - Cardiovascular Disease 35-08-5517 (Ohio)Secondary
207RI0011XInternal Medicine - Interventional Cardiology 057762 (Georgia)Secondary
207RI0011XInternal Medicine - Interventional Cardiology ME106924 (Florida)Secondary
207RI0011XInternal Medicine - Interventional Cardiology 9353 (South Dakota)Primary

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. Dr Michael S Fenster allows following entities to bill medicare on his behalf.
Entity NameSt Peters Health
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205025145
PECOS PAC ID: 7911814926
Enrollment ID: O20031204001245

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. Dr Michael S Fenster 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
Dr Michael S Fenster, MD
401 9th Ave Nw,
Watertown, SD 57201-1548

Ph: (605) 882-7953
Dr Michael S Fenster, MD
401 9th Ave Nw,
Watertown, SD 57201-1548

Ph: (605) 882-7953

Reviews and Comments


Internal Medicine Doctors in Watertown, SD

Salem N Maaliki, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 401 9th Ave Nw, Watertown, SD 57201
Phone: 605-882-7953    Fax: 605-882-7954
Kathryn Ann Aune, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 25 1st Ave Sw Ste A, Watertown, SD 57201
Phone: 612-562-9390    Fax: 605-309-7827
Dr. Deepali Shah, M.D.
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 506 1st Ave Se, Watertown, SD 57201
Phone: 605-886-8482    Fax: 605-884-4332
Dr. Ravishankar V Kalaga, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 401 9th Ave Nw, Watertown, SD 57201
Phone: 605-882-7000    Fax: 605-882-7607
Calvin A Roseth, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 901 4th St Nw, Watertown, SD 57201
Phone: 605-886-8471    Fax: 605-886-9317
Dr. Svien A Senne, D.O
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 401 9th Ave Nw, Watertown, SD 57201
Phone: 605-882-7000    Fax: 605-882-7819
Dr. Bipinkumar Amin, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 401 9th Ave Nw, Watertown, SD 57201
Phone: 605-882-6800    Fax: 605-882-6831

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.