Donald J Kosiak Jr, MD - Medicare Emergency Medicine in Sioux Falls, SD

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Donald J Kosiak Jr, MD is a medicare enrolled "Emergency Medicine" physician in Sioux Falls, South Dakota. His current practice location is 800 E 21st St, Emergency Dept, Sioux Falls, South Dakota. You can reach out to his office (for appointments etc.) via phone at (605) 322-2000.

Donald J Kosiak Jr is licensed to practice in South Dakota (license number 5446) 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 1073541215.

Contact Information

Donald J Kosiak Jr, MD
800 E 21st St, Emergency Dept,
Sioux Falls, SD 57105-1016
(605) 322-2000
(605) 322-2036

Map and Direction




Physician's Profile

Full NameDonald J Kosiak Jr
GenderMale
SpecialityEmergency Medicine
Location800 E 21st St, Sioux Falls, South Dakota
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1073541215
  • Provider Enumeration Date: 06/28/2006
  • Last Update Date: 08/01/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 0244138873
  • Enrollment ID: I20040812001492

Medical Identifiers

Medical identifiers for Donald J Kosiak Jr such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1073541215NPI-NPPES
0042211OtherSDWELLMARK SD BC
492T3KOOtherMNMN BLUE CROSS
9223504OtherSDDAKOTACARE
460224743-31MedicaidNE
P00199220OtherSDRAILROAD MEDICARE
1557298MedicaidIA
460224743-57105-AF04OtherSDTRICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 5446 (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. Donald J Kosiak Jr allows following entities to bill medicare on his behalf.
Entity NameAvera Mckennan
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1003389206
PECOS PAC ID: 0345157103
Enrollment ID: O20031110000117

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. Donald J Kosiak Jr 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
Donald J Kosiak Jr, MD
800 E 21st St, Emergency Dept,
Sioux Falls, SD 57105-1016

Ph: (605) 322-2000		Donald J Kosiak Jr, MD
800 E 21st St, Emergency Dept,
Sioux Falls, SD 57105-1016

Ph: (605) 322-2000

Reviews and Comments


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Dr. Scott Gregory Vankeulen, M.D.
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Phone: 605-333-6688    Fax: 605-333-1578
Jessica Rae Tonsager, M.D.
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Dr. Peter W Levasseur, MD
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Practice Location: 1325 S Cliff Ave, Sioux Falls, SD 57105
Phone: 605-322-8000    
Dr. Lucas Paul Mailander, MD
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Medicare: Medicare Enrolled
Practice Location: 1325 S Cliff Ave, Sioux Falls, SD 57105
Phone: 605-322-8000    

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.