Karl S Demarco, MD - Medicare Family Medicine in Tyndall, SD

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Karl S Demarco, MD is a medicare enrolled "Family Medicine" physician in Tyndall, South Dakota. His current practice location is 410 W 16th Ave, Tyndall, South Dakota. You can reach out to his office (for appointments etc.) via phone at (605) 589-2100.

Karl S Demarco is licensed to practice in South Dakota (license number 13975) 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 1205483781.

Contact Information

Karl S Demarco, MD
410 W 16th Ave,
Tyndall, SD 57066-2318
(605) 589-2100
(605) 589-2115

Map and Direction




Physician's Profile

Full NameKarl S Demarco
GenderMale
SpecialityFamily Medicine
Location410 W 16th Ave, Tyndall, South Dakota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1205483781
  • Provider Enumeration Date: 08/20/2019
  • Last Update Date: 09/12/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 2163815192
  • Enrollment ID: I20220215000927

Medical Identifiers

Medical identifiers for Karl S Demarco such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1205483781NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 13975 (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. Karl S Demarco allows following entities to bill medicare on his behalf.
Entity NameMercy Health System Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1598718603
PECOS PAC ID: 7416860440
Enrollment ID: O20031113000164

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. Karl S Demarco 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
Karl S Demarco, MD
410 W 16th Ave,
Tyndall, SD 57066-2318

Ph: (605) 589-2100		Karl S Demarco, MD
410 W 16th Ave,
Tyndall, SD 57066-2318

Ph: (605) 589-2100

Reviews and Comments


Family Medicine Doctors in Tyndall, SD

Melvin Wallinga, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 410 West 16th Ave, Tyndall, SD 57066
Phone: 605-589-3341    Fax: 605-589-3288
Lori Ranek, PA-C
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 410 W 16th Ave, Tyndall, SD 57066
Phone: 605-589-4602    Fax: 605-589-3288
Rock F. Boyd, M.D.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 410 16th Ave.w, Tyndall, SD 57066
Phone: 605-589-3341    Fax: 605-589-3288

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.