Marcus G Williams, MD - Medicare Thoracic Surgery in Bristol, TN

Marcus G Williams, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Bristol, Tennessee. He went to Howard University College Of Medicine and graduated in 1979 and has 45 years of diverse experience with area of expertise as Thoracic Surgery. He is a member of the group practice Wellmont Cardiology Services and his current practice location is 1 Medical Park Blvd, Suite 458w, Bristol, Tennessee. You can reach out to his office (for appointments etc.) via phone at (423) 230-6900.

Marcus G Williams is licensed to practice in Tennessee (license number MD20084) 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 1730177155.

Contact Information

Marcus G Williams, MD
1 Medical Park Blvd, Suite 458w,
Bristol, TN 37620
(423) 230-6900
(423) 844-4987



Physician's Profile

Full NameMarcus G Williams
GenderMale
SpecialityThoracic Surgery
Experience45 Years
Location1 Medical Park Blvd, Bristol, Tennessee
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:
  • Marcus G Williams attended and graduated from Howard University College Of Medicine in 1979
  NPI Data:
  • NPI Number: 1730177155
  • Provider Enumeration Date: 10/10/2005
  • Last Update Date: 12/04/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 8426199845
  • Enrollment ID: I20100107000616

Medical Identifiers

Medical identifiers for Marcus G Williams such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1730177155NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) MD20084 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Wellmont Bristol Regional Medical CenterBristol, TNHospital
Johnston Memorial HospitalAbingdon, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Wellmont Cardiology Services5799970281130

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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. Marcus G Williams allows following entities to bill medicare on his behalf.
Entity NameWellmont Cardiology Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376575035
PECOS PAC ID: 5799970281
Enrollment ID: O20101215000083

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Entity NameWellmont Medical Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780986257
PECOS PAC ID: 8123291739
Enrollment ID: O20111026000909

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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. Marcus G Williams 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
Marcus G Williams, MD
105 W Stone Dr, Suite 6a,
Kingsport, TN 37660-3365

Ph: (423) 408-7220
Marcus G Williams, MD
1 Medical Park Blvd, Suite 458w,
Bristol, TN 37620

Ph: (423) 230-6900

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Thoracic Surgery (Cardiothoracic Vascular Surgery) Doctors in Bristol, TN

William H Messerschmidt, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 1 Medical Park Blvd, Suite 458w, Bristol, TN 37620
Phone: 423-439-7201    Fax: 423-439-7219
Melissa P Taylor, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 271 Medical Park Blvd, Bristol, TN 37620
Phone: 423-274-8600    Fax: 423-390-6845

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