Dr William Elwyn Lyles, MD - Medicare Gastroenterology in Maryville, TN

Dr William Elwyn Lyles, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Maryville, Tennessee. He graduated from medical school in 1987 and has 37 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Blount Memorial Physician Group Inc and his current practice location is 355 Bmh Physicians Office Bldg, Maryville, Tennessee. You can reach out to his office (for appointments etc.) via phone at (865) 980-5060.

Dr William Elwyn Lyles is licensed to practice in Tennessee (license number MD018716) 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 1750364782.

Contact Information

Dr William Elwyn Lyles, MD
355 Bmh Physicians Office Bldg,
Maryville, TN 37804-5820
(865) 980-5060
(865) 980-5066

Map and Direction




Physician's Profile

Full NameDr William Elwyn Lyles
GenderMale
SpecialityGastroenterology
Experience37 Years
Location355 Bmh Physicians Office Bldg, Maryville, 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 Elwyn Lyles graduated from medical school in 1987
  NPI Data:
  • NPI Number: 1750364782
  • Provider Enumeration Date: 11/23/2005
  • Last Update Date: 01/26/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 9931127198
  • Enrollment ID: I20131218001356

Medical Identifiers

Medical identifiers for Dr William Elwyn Lyles such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1750364782NPI-NPPES
3033902MedicaidTN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology MD018716 (Tennessee)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Blount Memorial HospitalMaryville, TNHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Blount Memorial Physician Group Inc6406844174242

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 Elwyn Lyles allows following entities to bill medicare on his behalf.
Entity NameBlount Memorial Physician Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1699710194
PECOS PAC ID: 6406844174
Enrollment ID: O20040503000547

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 Elwyn Lyles 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 Elwyn Lyles, MD
103 W Broadway Ave,
Maryville, TN 37801-4703

Ph: (865) 273-1752
Dr William Elwyn Lyles, MD
355 Bmh Physicians Office Bldg,
Maryville, TN 37804-5820

Ph: (865) 980-5060

Reviews and Comments


Internal Medicine Doctors in Maryville, TN

Kevin Mccoy James, M.D.
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Phone: 865-980-5200    Fax: 865-980-5201
Jack T Roberts Jr., MD
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Bhavin Patel, MD
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Phone: 865-238-6161    Fax: 862-238-6170
Kevin Michael Donovan, M.D.
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Phone: 865-980-4897    Fax: 865-977-4722
Dr. Matthew J Mccarty, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 220 Bmh Cancer Center, Maryville, TN 37804
Phone: 865-977-1065    Fax: 865-982-8538
Dr. Joseph Duane Payne, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 1103 E. Lamar Alexander Pkwy, Maryville, TN 37804
Phone: 865-977-1818    Fax: 865-977-1801
Dr. Michael John Coffey, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1706 E Lamar Alexander Pkwy, Maryville, TN 37804
Phone: 865-983-0073    Fax: 865-984-1731

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.