William C Dir, MD - Medicare Critical Care (intensivists) in Rapid City, SD

William C Dir, MD is a medicare enrolled "Internal Medicine - Critical Care Medicine" physician in Rapid City, South Dakota. He went to University Of Nebraska College Of Medicine and graduated in 1998 and has 26 years of diverse experience with area of expertise as Critical Care (intensivists). He is a member of the group practice Multicare Health System and his current practice location is 353 Fairmont Blvd, Rapid City, South Dakota. You can reach out to his office (for appointments etc.) via phone at (605) 755-1000.

William C Dir is licensed to practice in Washington (license number MD00042788) 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 1376517268.

Contact Information

William C Dir, MD
353 Fairmont Blvd,
Rapid City, SD 57701-7375
(605) 755-1000
(208) 750-7516

Map and Direction




Physician's Profile

Full NameWilliam C Dir
GenderMale
SpecialityCritical Care (intensivists)
Experience26 Years
Location353 Fairmont Blvd, Rapid City, 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:
  • William C Dir attended and graduated from University Of Nebraska College Of Medicine in 1998
  NPI Data:
  • NPI Number: 1376517268
  • Provider Enumeration Date: 02/15/2006
  • Last Update Date: 09/29/2017
  Medicare PECOS Information:
  • PECOS PAC ID: 7315912136
  • Enrollment ID: I20070409000189

Medical Identifiers

Medical identifiers for William C Dir such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1376517268NPI-NPPES
806983600MedicaidID
L13360MedicaidWA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine M9046 (Idaho)Secondary
207R00000XInternal Medicine 9106 (South Dakota)Secondary
207RC0200XInternal Medicine - Critical Care Medicine MD00042788 (Washington)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Deaconess Medical CenterSpokane, WAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Multicare Health System77198998971689

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. William C Dir allows following entities to bill medicare on his behalf.
Entity NameMulticare Health System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1497766638
PECOS PAC ID: 7719899897
Enrollment ID: O20031105000760

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. William C Dir 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
William C Dir, MD
Po Box 3649,
Spokane, WA 99220-3649

Ph: (509) 342-3758
William C Dir, MD
353 Fairmont Blvd,
Rapid City, SD 57701-7375

Ph: (605) 755-1000

Reviews and Comments


Internal Medicine Doctors in Rapid City, SD

Cliff Janikowski,
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 353 Fairmont Blvd, Rapid City, SD 57701
Phone: 605-755-1000    
Dr. James A Engelbrecht, MD
Critical Care Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 640 Flormann St, Rapid City, SD 57701
Phone: 605-718-3300    Fax: 605-718-3426
James Michael Keegan, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 4940 5th St, Suite 1b, Rapid City, SD 57701
Phone: 605-342-8329    
Santosh Raj Poudel, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 353 Fairmont Blvd., Rapid City, SD 57701
Phone: 605-719-1000    Fax: 605-719-8826
Dr. Oksana Anand, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2820 Mount Rushmore Rd, Rapid City, SD 57701
Phone: 605-342-3280    
Masaru Chiba, MD
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2805 5th St, Suite 100, Rapid City, SD 57701
Phone: 605-719-5700    Fax: 605-719-5701
John Palmer, DO
Critical Care Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 640 Flormann St, Rapid City, SD 57701
Phone: 605-755-3300    Fax: 605-755-3129

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.