Dr. William Elwyn Lyles, MD
- Medicare services, 2024
- 713
- Medicare patients, 2024
- 336
- Part D claims, 2024
- 1,372
- MIPS score, 2024
- 78
- Hospital affiliations
- 1
- Practice address
- 907 E Lamar Alexander Parkway, Maryville, TN 37804
- Practice phone
- Call (865) 983-7211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lyles' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. William Elwyn Lyles is a gastroenterologist in Maryville, Tennessee
Dr. Lyles practices at Prisma Health Blount Memorial Hospital in Maryville, Tennessee, part of Prisma Health.
Dr. Lyles' NPI, 1750364782, was assigned on November 23, 2005. Dr. Lyles holds Tennessee license MD018716.
- NPI
- 1750364782NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9931127198
- NPI enumeration date
- November 23, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (865) 983-7211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 65
- Medical school graduation
- 1987
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. William Elwyn Lyles practices at Prisma Health Blount Memorial Hospital in Maryville, Tennessee
Dr. Lyles' primary practice is Prisma Health Blount Memorial Hospital, at 907 E Lamar Alexander Parkway, Maryville, TN 37804 in Blount County. The practice phone is (865) 983-7211.
- Prisma Health Blount Memorial Hospital907 E Lamar Alexander Parkway, Maryville, TN 37804 · Blount CountyPhone(865) 983-7211
Source: Dmand AI Affiliation Data
Dr. William Elwyn Lyles is affiliated with 2 sites of care and 1 medical group
Dr. Lyles' primary practice is Prisma Health Blount Memorial Hospital in Maryville, Tennessee, part of Prisma Health. The medical group on file is Blount Memorial Physicians Group. Dmand AI also links Dr. Lyles to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. William Elwyn Lyles' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lyles practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Prisma Health Blount Memorial Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Prisma Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. William Elwyn Lyles is one of 331 gastroenterologists in Tennessee
Gastroenterology is Dr. Lyles' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Lyles is licensed in Tennessee.
Specialties and state licenses
- Gastroenterology, TennesseePrimary
Gastroenterologists near Dr. Lyles
Counts of gastroenterologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. William Elwyn Lyles billed Medicare for 713 services in 2024
CMS data shows 713 Medicare services from Dr. Lyles across 12 procedure codes in 2024, for 336 Medicare patients. Medicare paid $62,780 for them.
Dr. Lyles' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Surgery
- 2023: 3942024: 4012%
- Office and hospital visits
- 2023: 3052024: 26015%
- Other services
- 2023: 382024: 5237%
Where Dr. Lyles' Medicare services took place, 2024
- In an office24134%
- In a facility47266%
Dr. Lyles compared with the Tennessee median for gastroenterologists, 2024
- Dr. Lyles
- Tennessee median
- Medicare services
- 713vs 64511% above
- Medicare patients
- 336vs 37711% below
- Part D claims
- 1,199vs 5962.0 times
Medians across 330 gastroenterologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Lyles' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Lyles and other gastroenterologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. William Elwyn Lyles treated 336 Medicare patients in 2024, average age 72
CMS counts 336 Medicare patients who saw Dr. Lyles in 2024. The largest group is 65 to 74, with 181 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 5% are also on Medicaid. Their average risk score is 1.20, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Lyles' median patient age at 65, with 55% women.
Dr. Lyles' Medicare patients by age, 2024
Dr. Lyles' Medicare patients by sex, 2024
- Women19558%
- Men14142%
Chronic conditions among Dr. Lyles' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis56%
- Diabetes32%
- Mood disorders32%
- Chronic kidney disease30%
- Depression30%
- Ischemic heart disease30%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lyles' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women55%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. William Elwyn Lyles wrote 1,372 Medicare Part D claims in 2024
In 2024, Dr. Lyles wrote 1,372 Medicare Part D claims for 481 patients. 79% of them were for generic drugs. CMS names the drug for 1,199 of them, across 26 drugs with 11 or more claims each, at $613,296 in total drug cost. In 2023, CMS named 1,404 claims across 33 drugs.
Dr. Lyles' Part D claims by kind of drug, 2024
- Generic1,082 claims79%
- Brand-name290 claims21%
Dr. Lyles' most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Lyles' Part D claims, 2024
- Antibiotics2%27 of 1,372 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,4042024: 1,19915%
Drugs named by CMS: 26 in 2024, 33 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. William Elwyn Lyles scored 78 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 78 out of 100 for Dr. Lyles for performance year 2024, reported as part of a group. Dr. Lyles accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 186 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Dr. Lyles, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Lyles' MIPS scores, performance year 2024
- 78of 100Final score
- 58.6of 100Quality
- 92of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Lyles ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 89th percentile186 procedures
- Colonoscopy
- 81st percentile104 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
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Dr. William Elwyn Lyles received $183,676 in industry payments from 2016 to 2025
CMS Open Payments shows 1,306 general payments to Dr. Lyles from 47 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 73% of the total. Abbvie Inc. paid the most, $116,509.
General payments to Dr. Lyles by program year, 2016 to 2025
General payments to Dr. Lyles by kind, 2016 to 2025
- Speaker and faculty fees$133,37873%
- Food and beverage$24,36913%
- Travel and lodging$11,0236%
- Education speaker fees$10,0005%
- Other$4,9063%
Companies that paid Dr. Lyles the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. William Elwyn Lyles's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. William Elwyn Lyles
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. William Elwyn Lyles' NPI number?
Dr. William Elwyn Lyles' NPI number is 1750364782. It was assigned on November 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. William Elwyn Lyles?
Dr. William Elwyn Lyles is a gastroenterologist in Maryville, Tennessee. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. William Elwyn Lyles practice?
Dr. Lyles practices at 907 E Lamar Alexander Parkway, Maryville, TN 37804. Dr. Lyles' primary practice is Prisma Health Blount Memorial Hospital in Maryville, Tennessee, part of Prisma Health. Dmand AI also links Dr. Lyles to 1 group practice or clinic.
What is Dr. William Elwyn Lyles' office phone number?
The practice phone on file for Dr. Lyles is (865) 983-7211.
What is Dr. William Elwyn Lyles' medical license number?
Dr. Lyles holds Tennessee license MD018716.
Which hospitals is Dr. William Elwyn Lyles affiliated with?
Dr. Lyles practices at Prisma Health Blount Memorial Hospital in Maryville, Tennessee.
What medical group is Dr. William Elwyn Lyles part of?
Dr. Lyles is linked to Blount Memorial Physicians Group.
Does Dr. William Elwyn Lyles accept Medicare?
Yes. CMS data shows Dr. Lyles billed Medicare for 713 services in 2024, and Dr. Lyles accepts Medicare assignment.
What is Dr. William Elwyn Lyles' MIPS score?
Dr. Lyles' MIPS final score for performance year 2024 is 78 out of 100, reported as part of a group.
How many Medicare patients does Dr. William Elwyn Lyles see?
CMS counts 336 Medicare patients who saw Dr. Lyles in 2024, with an average age of 72.
Show 4 more questionsShow fewer questions
What services does Dr. William Elwyn Lyles bill to Medicare?
In 2024, Dr. Lyles' most billed Medicare services were office visit, established patient (99214), surgery: digestive system (43239) and surgery: digestive system (45385).
What drugs does Dr. William Elwyn Lyles prescribe most?
In 2024 Medicare Part D data, Dr. Lyles' most prescribed drugs by claims were Omeprazole, Sod Sulf-Potass Sulf-Mag Sulf and Ondansetron ODT.
Has Dr. William Elwyn Lyles received payments from drug or device companies?
CMS Open Payments shows $183,676 in general payments to Dr. Lyles from 47 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. William Elwyn Lyles been practicing?
Dr. Lyles graduated from medical school in 1987, 39 years ago.
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