Robert Eugene Van Demark Iii, MD - Medicare Orthopedic Surgery in Sioux Falls, SD

Robert Eugene Van Demark Iii, MD is a medicare enrolled "Orthopaedic Surgery" physician in Sioux Falls, South Dakota. He went to Creighton University School Of Medicine and graduated in 2011 and has 13 years of diverse experience with area of expertise as Orthopedic Surgery. He is a member of the group practice Sanford Medical Center and his current practice location is 1210 W 18th St Ste G01, Sioux Falls, South Dakota. You can reach out to his office (for appointments etc.) via phone at (605) 328-2663.

Robert Eugene Van Demark Iii is licensed to practice in South Dakota (license number 10520) 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 1063708915.

Contact Information

Robert Eugene Van Demark Iii, MD
1210 W 18th St Ste G01,
Sioux Falls, SD 57104-4651
(605) 328-2663
Not Available

Map and Direction




Physician's Profile

Full NameRobert Eugene Van Demark Iii
GenderMale
SpecialityOrthopedic Surgery
Experience13 Years
Location1210 W 18th St Ste G01, Sioux Falls, South Dakota
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:
  • Robert Eugene Van Demark Iii attended and graduated from Creighton University School Of Medicine in 2011
  NPI Data:
  • NPI Number: 1063708915
  • Provider Enumeration Date: 06/20/2011
  • Last Update Date: 06/06/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 1355590597
  • Enrollment ID: I20171206000473

Medical Identifiers

Medical identifiers for Robert Eugene Van Demark Iii such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1063708915NPI-NPPES
1063708915MedicaidNC
NC2779MedicaidSC

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207X00000XOrthopaedic Surgery 55491 (Minnesota)Secondary
207X00000XOrthopaedic Surgery 2016-00257 (North Carolina)Secondary
390200000XStudent In An Organized Health Care Education/training Program (* (Not Available))Secondary
207X00000XOrthopaedic Surgery 10520 (South Dakota)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Sanford Usd Medical CenterSioux falls, SDHospital
Sanford Sheldon Medical CenterSheldon, IAHospital
Sanford Medical Center WorthingtonWorthington, MNHospital
Sanford Chamberlain Medical CenterChamberlain, SDHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sanford Medical Center8325950215707

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. Robert Eugene Van Demark Iii allows following entities to bill medicare on his behalf.
Entity NameSanford Clinic
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1396764254
PECOS PAC ID: 0244143824
Enrollment ID: O20031110000532
Entity NameSanford Medical Center
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821017880
PECOS PAC ID: 8325950215
Enrollment ID: O20040115000388

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. Robert Eugene Van Demark Iii 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
Robert Eugene Van Demark Iii, MD
Po Box 5074,
Sioux Falls, SD 57117-5074

Ph: (605) 328-2663
Robert Eugene Van Demark Iii, MD
1210 W 18th St Ste G01,
Sioux Falls, SD 57104-4651

Ph: (605) 328-2663

Reviews and Comments


Orthopaedic Surgery Doctors in Sioux Falls, SD

Mr. Brandon M Harris, CNP
Orthopedic Surgery
Medicare: Medicare Enrolled
Practice Location: 1325 S Cliff Ave, Sioux Falls, SD 57105
Phone: 605-322-8000    
Walter O Carlson, MD
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 810 E 23rd St, Sioux Falls, SD 57105
Phone: 605-331-5890    Fax: 605-336-3974
Franklin G Alvine, MD
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 2908 E 26th St, Sioux Falls, SD 57103
Phone: 605-336-2638    Fax: 605-334-3500
Hillary A Becker, MD
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 1210 W 18th St Ste G01, Sioux Falls, SD 57104
Phone: 605-328-2663    Fax: 605-328-3760
Dr. Thomas H Flesher Iii, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 1210 W 18th St Ste G01, Sioux Falls, SD 57104
Phone: 605-328-3944    
Patrick B Horrigan, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 1210 W 18th St Ste G01, Sioux Falls, SD 57104
Phone: 605-328-2663    

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.