Dr William A Walker, MD - Medicare General Surgery in Knoxville, TN

Dr William A Walker, MD is a medicare enrolled "Thoracic Surgery (cardiothoracic Vascular Surgery)" physician in Knoxville, Tennessee. He went to University Of South Florida College Of Medicine and graduated in 1981 and has 43 years of diverse experience with area of expertise as General Surgery. He is a member of the group practice Knoxville Hma Physician Management, Llc and his current practice location is 10810 Parkside Dr Ste 208, Knoxville, Tennessee. You can reach out to his office (for appointments etc.) via phone at (865) 647-3350.

Dr William A Walker is licensed to practice in Tennessee (license number 14057) 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 1770551368.

Contact Information

Dr William A Walker, MD
10810 Parkside Dr Ste 208,
Knoxville, TN 37934-1981
(865) 647-3350
(865) 647-3359

Map and Direction




Physician's Profile

Full NameDr William A Walker
GenderMale
SpecialityGeneral Surgery
Experience43 Years
Location10810 Parkside Dr Ste 208, Knoxville, 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:
  • Dr William A Walker attended and graduated from University Of South Florida College Of Medicine in 1981
  NPI Data:
  • NPI Number: 1770551368
  • Provider Enumeration Date: 03/09/2006
  • Last Update Date: 09/10/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 7214831569
  • Enrollment ID: I20031215000130

Medical Identifiers

Medical identifiers for Dr William A Walker such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1770551368NPI-NPPES
3002187MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2086S0129XSurgery - Vascular Surgery 14057 (Tennessee)Secondary
208G00000XThoracic Surgery (cardiothoracic Vascular Surgery) 14057 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Physicians Regional Medical CenterPowell, TNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Knoxville Hma Physician Management, Llc610309731698

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 A Walker allows following entities to bill medicare on his behalf.
Entity NameKnoxville Hma Physician Management, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1629356969
PECOS PAC ID: 6103097316
Enrollment ID: O20110920000526
Entity NameRevitalist Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1073168241
PECOS PAC ID: 6800295650
Enrollment ID: O20210527000088

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 A Walker 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 A Walker, MD
10810 Parkside Dr Ste 208,
Knoxville, TN 37934-1981

Ph: (865) 647-3350
Dr William A Walker, MD
10810 Parkside Dr Ste 208,
Knoxville, TN 37934-1981

Ph: (865) 647-3350

Reviews and Comments


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

Brent A Grishkin, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Medicare Enrolled
Practice Location: 9330 Park West Blvd, Suite 108, Knoxville, TN 37923
Phone: 865-769-8635    Fax: 865-769-8631
Raymond A Dieter Iii, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 1940 Alcoa Hwy, Suite E310, Knoxville, TN 37920
Phone: 865-305-6955    Fax: 865-637-5216
William Walter Mcalexander, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 10810 Parkside Dr Ste 109, Knoxville, TN 37934
Phone: 865-647-3350    Fax: 865-647-3359
Dr. Vijay R. Patil, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Not Enrolled in Medicare
Practice Location: 2001 Laurel Ave, Suite 201, Knoxville, TN 37916
Phone: 865-522-3355    Fax: 865-522-9774
Dr. Walter Howard Brott, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Not Enrolled in Medicare
Practice Location: 3701 Maloney Rd, Knoxville, TN 37920
Phone: 865-579-5597    
Dr. Robert A Helsel, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Not Enrolled in Medicare
Practice Location: 9330 Park West Blvd, Ste 108, Knoxville, TN 37923
Phone: 865-373-0820    Fax: 865-373-0821
Thomas Edward Gaines, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery)
Medicare: Accepting Medicare Assignments
Practice Location: 1940 Alcoa Hwy, Ste E-180, Knoxville, TN 37920
Phone: 865-305-6955    Fax: 865-637-5216

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.