Dr William David Byars, MD - Medicare Family Medicine in Greer, SC

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Dr William David Byars, MD is a medicare enrolled "Family Medicine" physician in Greer, South Carolina. His current practice location is 406 Memorial Drive Ext, Greer, South Carolina. You can reach out to his office (for appointments etc.) via phone at (864) 877-9066.

Dr William David Byars is licensed to practice in South Carolina (license number 9201) 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 1336110147.

Contact Information

Dr William David Byars, MD
406 Memorial Drive Ext,
Greer, SC 29651-1818
(864) 877-9066
(864) 848-3291

Map and Direction




Physician's Profile

Full NameDr William David Byars
GenderMale
SpecialityFamily Medicine
Location406 Memorial Drive Ext, Greer, South Carolina
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1336110147
  • Provider Enumeration Date: 01/30/2006
  • Last Update Date: 06/21/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 7214957729
  • Enrollment ID: I20051129000834

Medical Identifiers

Medical identifiers for Dr William David Byars such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336110147NPI-NPPES
21698OtherSCMEDCOST
092018MedicaidSC
4556629OtherSCAETNA
P00792867OtherSCRR MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine 9201 (South Carolina)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 William David Byars allows following entities to bill medicare on his behalf.
Entity NamePrisma Health University Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1295763217
PECOS PAC ID: 8325950983
Enrollment ID: O20031103000238
Entity NameGreenville Health System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1568532513
PECOS PAC ID: 8123938131
Enrollment ID: O20031212000723

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 William David Byars 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 William David Byars, MD
1 Independence Pt, Suite 212,
Greenville, SC 29615-4545

Ph: (864) 797-6044		Dr William David Byars, MD
406 Memorial Drive Ext,
Greer, SC 29651-1818

Ph: (864) 877-9066

Reviews and Comments


Family Medicine Doctors in Greer, SC

Neha Chowdhary, M.D,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 315 Medical Pkwy Ste 100, Greer, SC 29650
Phone: 864-454-7422    Fax: 864-797-9701
Kimberly Brooke Bishop, NP-C
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 830 S Buncombe Rd, Greer, SC 29650
Phone: 864-797-8500    
Jessica Nix Coplin,
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 109 Physicians Dr, Greer, SC 29650
Phone: 864-797-9150    
Braden Bennett,
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 109 Physicians Dr, Greer, SC 29650
Phone: 864-797-9150    
Dr. Gil-young Chae, D.O.
Family Medicine
Medicare: May Accept Medicare Assignments
Practice Location: 10 Cork Dr, Greer, SC 29650
Phone: 864-561-3213    
Julia Clark,
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 109 Physicians Dr, Greer, SC 29650
Phone: 864-797-9150    
Dr. David Lee Hudson, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 398 The Pkwy, Greer, SC 29650
Phone: 864-877-9577    Fax: 864-877-9073

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.