Dr. William Elwyn Lyles
Dr. William E. Lyles
Last updated: Oct 28, 2025

Dr. William E. Lyles

  • Gender: Male
  • Experience: 34 years
  • Graduation year: 1987
  • Sole propriator: No
  • NPI: 1750364782

Dr. William E. Lyles MD

Gastroenterologist

He is located at 355 Bmh Physicians Office Building in Maryville, TN 37804. Can help patients with the following: Anemia, Bleeding Varices, Colitis, Leaky Gut Syndrome, Pancreatic Cysts, Primary Sclerosing Cholangitis (PSC). His National Provider Identifier (NPI) number is 1750364782. Appointment can be made via the phone number (865) 980-5060. He is affiliated with 1 practices and 1 hospitals.

Conditions treated

Dr. William Elwyn Lyles, being an gastroenterologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. William E. Lyles.

  • Abdominal Pain
  • Acute Pain
  • Anemia
  • Arthritis
  • Ascites
  • Asthma
  • Atherosclerosis
  • Autoimmune Hepatitis
  • Bad Breath
  • Barrett's Esophagus
  • Bladder Control
  • Bleeding Varices
  • Blood in Stool
  • Botulism
  • Cancer
  • Carcinoid Tumor
  • Celiac Disease
  • Chest Pain
  • Childhood Obesity
  • Cholecystitis
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Cirrhosis
  • Clostridium Difficile Colitis
  • Colitis
  • Colonoscopy
  • Common Cold
  • Constipation
  • Crohn's Disease
  • Cystitis
  • Diarrhea
  • Diverticulosis
  • Edema
  • Eosinophilic Esophagitis
  • Esophagitis
  • Fatty Liver Disease
  • Feeding and Swallowing
  • Fever
  • Food Allergies
  • Gallbladder Pain
  • Gastric Bypass Surgery
  • Gastritis
  • Gastroesophageal Reflux Disease (GERD)
  • Gastroparesis
  • General Care
  • Headache
  • Heart Disease
  • Heartburn
  • Helicobacter Pylori Infection
  • Hemorrhoids
  • Hepatitis A (HAV)
  • Hepatitis B (HBV)
  • Hepatitis C (HCV)
  • Hiatal Hernia
  • High Blood Pressure
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Indigestion
  • Inflammatory Bowel Disease (IBD)
  • Influenza
  • Inguinal Hernia
  • Internal Bleeding
  • Intussusception
  • Irritable Bowel Syndrome (IBS)
  • Lactose Intolerance
  • Leaky Gut Syndrome
  • Liver Disease
  • Migraine
  • Nausea and Vomiting
  • Obesity
  • Osteoporosis
  • Pancreas Divisum
  • Pancreatic Cancer
  • Pancreatic Cysts
  • Pancreatitis
  • Peptic Ulcer
  • Portal Hypertension
  • Prescription Refill
  • Primary Biliary Cirrhosis (PBC)
  • Primary Sclerosing Cholangitis (PSC)
  • Stomach Cancer
  • Swallowing Disorders
  • Ulcerative Colitis
  • Urethritis
  • Urinary Tract Infection (UTI)

Procedures Performed by Dr. William E. Lyles

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. William E. Lyles as in-network for the following 2026 plans.

Health plans

Ambetter of Tennessee

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 16 plans from Ambetter of Tennessee
Ambetter of Tennessee plans
Plan Plan type Network tier New patients
Elite Bronze EPO · Expanded Bronze Preferred Accepting new patients
Elite Bronze + Vision + Adult Dental EPO · Expanded Bronze Preferred Accepting new patients
Elite Gold EPO · Gold Preferred Accepting new patients
Elite Gold + Vision + Adult Dental EPO · Gold Preferred Accepting new patients
Enhanced Diabetes Care Silver with $0 Drug Options EPO · Silver Preferred Accepting new patients
Enhanced Diabetes Care Silver with $0 Drug Options + Vision + Adult Dental EPO · Silver Preferred Accepting new patients
Everyday Bronze EPO · Expanded Bronze Preferred Accepting new patients
Everyday Bronze + Vision + Adult Dental EPO · Expanded Bronze Preferred Accepting new patients
Everyday Gold EPO · Gold Preferred Accepting new patients
Everyday Gold + Vision + Adult Dental EPO · Gold Preferred Accepting new patients
Standard Expanded Bronze EPO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze + Vision + Adult Dental EPO · Expanded Bronze Preferred Accepting new patients
Standard Gold EPO · Gold Preferred Accepting new patients
Standard Gold + Vision + Adult Dental EPO · Gold Preferred Accepting new patients
Standard Silver EPO · Silver Preferred Accepting new patients
Standard Silver + Vision + Adult Dental EPO · Silver Preferred Accepting new patients

BlueCross BlueShield of Tennessee

Network data as of Aug 25, 2026, as reported by the insurer.

BlueCross BlueShield of Tennessee plans
Plan Plan type Network tier New patients
BlueCross B16S $50 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) EPO · Expanded Bronze Blue Network S Accepting new patients
BlueCross G08S $30 PCP Copay + $0 virtual care from Teladoc Health ® (8 plan variants) EPO · Gold Blue Network S Accepting new patients
BlueCross S26S $40 PCP Copay + $0 virtual care from Teladoc Health® (8 plan variants) EPO · Silver Blue Network S Accepting new patients

Cigna Healthcare

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 10 plans from Cigna Healthcare
Cigna Healthcare plans
Plan Plan type Network tier New patients
Connect Bronze 7500 Indiv Med Deductible EPO · Bronze Preferred Accepting new patients
Connect Bronze 8500 Indiv Med Deductible EPO · Expanded Bronze Preferred Accepting new patients
Connect Bronze CMS Standard EPO · Expanded Bronze Preferred Accepting new patients
Connect Gold 1500 Indiv Med Deductible EPO · Gold Preferred Accepting new patients
Connect Gold CMS Standard EPO · Gold Preferred Accepting new patients
Connect myDiabetesCare Bronze EPO · Expanded Bronze Preferred Accepting new patients
Connect myDiabetesCare Silver EPO · Silver Preferred Accepting new patients
Connect Silver 3000 Indiv Med Deductible EPO · Silver Preferred Accepting new patients
Connect Silver 4500 Indiv Med Deductible EPO · Silver Preferred Accepting new patients
Connect Silver CMS Standard EPO · Silver Preferred Accepting new patients

Oscar Insurance Company

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 15 plans from Oscar Insurance Company
Oscar Insurance Company plans
Plan Plan type Network tier New patients
Bronze Classic Standard EPO · Expanded Bronze Preferred Accepting new patients
Bronze Elite + PCP Saver Plus EPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple EPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Breathe Easy with Enhanced COPD Benefits EPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Chronic Care CKM EPO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Diabetes EPO · Expanded Bronze Preferred Accepting new patients
Gold Classic Standard EPO · Gold Preferred Accepting new patients
Gold Elite EPO · Gold Preferred Accepting new patients
Silver Classic EPO · Silver Preferred Accepting new patients
Silver Classic Standard EPO · Silver Preferred Accepting new patients
Silver Simple Breathe Easy with Enhanced COPD Benefits EPO · Silver Preferred Accepting new patients
Silver Simple Chronic Care CKM EPO · Silver Preferred Accepting new patients
Silver Simple Diabetes EPO · Silver Preferred Accepting new patients
Silver Simple PCP Saver EPO · Silver Preferred Accepting new patients
Silver Simple Women's Health with Menopause Benefits EPO · Silver Preferred Accepting new patients

UnitedHealthcare

Network data as of Sep 16, 2026, as reported by the insurer.

Show all 12 plans from UnitedHealthcare
UnitedHealthcare plans
Plan Plan type Network tier New patients
UHC Bronze Copay Focus (Virtual Urgent Care, No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Copay Focus + (Virtual Urgent Care, Dental + Vision, No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Essential (No Referrals) EPO · Bronze Non Preferred Accepting new patients
UHC Bronze Standard (No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Gold Advantage (Virtual Urgent Care, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Copay Focus (Virtual Urgent Care, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Standard (No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Silver Advantage (Virtual Urgent Care, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Advantage + (Virtual Urgent Care, Dental + Vision, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Copay Focus (Virtual Urgent Care, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Standard (No Referrals) EPO · Silver Non Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. William E. Lyles is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. William E. Lyles is enrolled to bill Medicare as a Practitioner - Gastroenterology (also registered under: Practitioner - Internal Medicine) .

Bills through: Blount Memorial Physician Group Inc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

AbbVie $18760
Valeant Pharmaceuticals North America $14751
Salix Pharmaceuticals $3813

Other

Promotional Speaking or Service $17810
Other $17000
Food and Beverage $7163
Travel and Lodging $1315

Studies

Graduated in 1987

Additional Specialities

  • Internist

Affiliated practices

Blount Memorial Physician Group
458 BMH Physicians Office
Maryville, 37804 TN
(865) 273-1555

Affiliated hospitals

BLOUNT MEMORIAL HOSPITAL
907 E LAMAR ALEXANDER PARKWAY
MARYVILLE, 37804 TN
(865) 983-7211

Looking for more Gastroenterologists?

There are 7 other gastroenterologists in this region.

Dr. Edward Francis Brown
  • Gender: Male
  • Address: 1706 East Lamar Alexander Parkway Maryville, 37804, TN
Dr. Richard Glen Cline
  • Gender: Male
  • Address: 1706 East Lamar Alexander Parkway Maryville, 37804, TN
Dr. Jenny Owens Smith
  • Gender: Female
  • Address: 1706 East Lamar Alexander Parkway Maryville, 37804, TN
Dr. Isaac W. Cline
  • Gender: Male
  • Address: 1706 East Lamar Alexander Parkway Maryville, 37804, TN
Dr. Michael John Coffey
  • Gender: Male
  • Address: 1706 East Lamar Alexander Parkway Maryville, 37804, TN
Dr. Ravindra Murthy
  • Gender: Male
  • Address: 355 BMH Physicians Office Maryville, 37804, TN
Dr. Stuart Craig Jarvis
  • Gender: Male
  • Address: 100 Hitchcock Way Manchester, 3104, NH

Questions & Answers

Does Dr. William Elwyn Lyles accept patients with BlueCross BlueShield of Tennessee?

Yes, Dr. William Elwyn Lyles is listed in-network for BlueCross BlueShield of Tennessee through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

Does Dr. William Elwyn Lyles have affiliation with practices?

Dr. William Elwyn Lyles is affiliated with Blount Memorial Physician Group.

What conditions does Dr. William Elwyn Lyles treat?

Dr. William Elwyn Lyles provides treatment for Anemia, Bleeding Varices, Colitis, Leaky Gut Syndrome, Pancreatic Cysts, Primary Sclerosing Cholangitis (PSC). For the full list see this list.

Where can you meet with Dr. William Elwyn Lyles?

Dr. William Elwyn Lyles's office is located at 355 Bmh Physicians Office Building in Maryville, TN 37804.

Has Dr. William Elwyn Lyles affiliation with hospitals?

Dr. William Elwyn Lyles is affiliated with BLOUNT MEMORIAL HOSPITAL.