Dr. James Michael Lewis, MD
- Medicare services, 2024
- 315
- Medicare patients, 2024
- 146
- Part D claims, 2024
- 271
- MIPS score, 2024
- 96
- Hospital affiliations
- 4
- Practice address
- 1924 Alcoa Highway, Knoxville, TN 37920
- Practice phone
- Call (865) 305-9000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Lewis' professional email, personal email and mobile number
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Dr. James Michael Lewis is a surgical oncologist in Knoxville, Tennessee
Dr. Lewis practices at The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical.
Dr. Lewis' NPI, 1053510586, was assigned on July 14, 2007. Dr. Lewis graduated from University of Florida College of Medicine in 1998. Dr. Lewis holds Florida license TRN8754.
- NPI
- 1053510586NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6901994839
- NPI enumeration date
- July 14, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (865) 305-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 54
- Medical school graduation
- 1998
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. James Michael Lewis practices at The University of Tennessee Medical Center in Knoxville, Tennessee
Dr. Lewis' primary practice is The University of Tennessee Medical Center, at 1924 Alcoa Highway, Knoxville, TN 37920 in Knox County. The practice phone is (865) 305-9000.
- The University of Tennessee Medical Center1924 Alcoa Highway, Knoxville, TN 37920 · Knox CountyPhone(865) 305-9000
Source: Dmand AI Affiliation Data
Dr. James Michael Lewis is affiliated with 5 sites of care and 1 medical group
Dr. Lewis' primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. Dr. Lewis is also affiliated with Holston Valley Medical Center. The medical group on file is UT Internal Medicine - Pellissippi. Dmand AI also links Dr. Lewis to 2 more hospitals and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. James Michael Lewis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Lewis practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The University of Tennessee Medical Center | Available with a free account |
| +4 more affiliated sites | 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 Ut Medical and 6.2K+ hospitals, with verified contacts in the same login.
Dr. James Michael Lewis is one of 56 surgical oncologists in Tennessee
Surgical oncology is Dr. Lewis' primary specialty in the NPI Registry, under taxonomy code 2086X0206X. Dr. Lewis is licensed in Florida.
Specialties and state licenses
- Surgical oncology, FloridaPrimary
Surgical oncologists near Dr. Lewis
Counts of surgical oncologists 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. James Michael Lewis billed Medicare for 315 services in 2024
CMS data shows 315 Medicare services from Dr. Lewis across 13 procedure codes in 2024, for 146 Medicare patients. Medicare paid $40,339 for them.
Dr. Lewis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1992024: 1829%
- Surgery
- 2023: 952024: 12026%
- Other services
- 2023: 02024: 13
Where Dr. Lewis' Medicare services took place, 2024
- In an office19562%
- In a facility12038%
Dr. Lewis compared with the Tennessee median for surgical oncologists, 2024
- Dr. Lewis
- Tennessee median
- Medicare services
- 315vs 1382.3 times
- Medicare patients
- 146vs 8866% above
- Part D claims
- 242vs 269.3 times
Medians across 51 surgical oncologists in Tennessee with Dmand AI profiles that report each measure.
Dr. Lewis' 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. Lewis and other surgical oncologists in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. James Michael Lewis treated 146 Medicare patients in 2024, average age 77
CMS counts 146 Medicare patients who saw Dr. Lewis in 2024. The largest group is 75 to 84, with 68 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.55, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Lewis' median patient age at 72, with 43% women.
Dr. Lewis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Lewis' Medicare patients by sex, 2024
- Women5538%
- Men9162%
Chronic conditions among Dr. Lewis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis40%
- Diabetes32%
- Chronic kidney disease30%
- Ischemic heart disease29%
- Cancer23%
- Anxiety21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Lewis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women43%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. James Michael Lewis wrote 271 Medicare Part D claims in 2024
In 2024, Dr. Lewis wrote 271 Medicare Part D claims for 133 patients. 99% of them were for generic drugs. CMS names the drug for 242 of them, across 3 drugs with 11 or more claims each, at $536 in total drug cost. In 2023, CMS named 205 claims across 4 drugs.
Dr. Lewis' Part D claims by kind of drug, 2024
- Generic269 claims99%
- Brand-name and other2 claims1%
Dr. Lewis' 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. Lewis' Part D claims, 2024
- Opioids46%125 of 271 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: 2052024: 24218%
Drugs named by CMS: 3 in 2024, 4 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. James Michael Lewis scored 96 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 96 out of 100 for Dr. Lewis for performance year 2024, reported through an alternative payment model (APM). Dr. Lewis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 66 procedures of melanoma (skin cancer) excision by Dr. Lewis, more than 89% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Lewis' MIPS scores, performance year 2024
- 96of 100Final score
- 86.2of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Lewis ranks in Medicare procedure volume
- Melanoma (skin cancer) excision
- 89th percentile66 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Skin biopsy: 1 to 10 procedures (CMS shows small counts as a range)
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. James Michael Lewis received $96,724 in industry payments from 2016 to 2025
CMS Open Payments shows 222 general payments to Dr. Lewis from 26 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 78% of the total. Amgen Inc. paid the most, $50,756.
General payments to Dr. Lewis by program year, 2016 to 2025
General payments to Dr. Lewis by kind, 2016 to 2025
- Speaker and faculty fees$75,50178%
- Travel and lodging$12,47413%
- Food and beverage$4,6805%
- Consulting fees$4,0684%
Companies that paid Dr. Lewis the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. James Michael Lewis graduated from University of Florida College of Medicine
Dr. Lewis graduated from University of Florida College of Medicine in 1998.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. James Michael Lewis'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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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. James Michael Lewis
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. James Michael Lewis' NPI number?
Dr. James Michael Lewis' NPI number is 1053510586. It was assigned on July 14, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. James Michael Lewis?
Dr. James Michael Lewis is a surgical oncologist in Knoxville, Tennessee. The primary specialty in the NPI Registry is Surgical Oncology Physician (taxonomy code 2086X0206X).
Where does Dr. James Michael Lewis practice?
Dr. Lewis practices at 1924 Alcoa Highway, Knoxville, TN 37920. Dr. Lewis' primary practice is The University of Tennessee Medical Center in Knoxville, Tennessee, part of Ut Medical. Dmand AI also links Dr. Lewis to 2 hospitals and 1 group practice or clinic.
What is Dr. James Michael Lewis' office phone number?
The practice phone on file for Dr. Lewis is (865) 305-9000.
What is Dr. James Michael Lewis' medical license number?
Dr. Lewis holds Florida license TRN8754.
Which hospitals is Dr. James Michael Lewis affiliated with?
Dr. Lewis practices at The University of Tennessee Medical Center in Knoxville, Tennessee. Dr. Lewis is also affiliated with Holston Valley Medical Center. Dmand AI links Dr. Lewis to 2 more hospitals.
What medical group is Dr. James Michael Lewis part of?
Dr. Lewis is linked to UT Internal Medicine - Pellissippi.
Does Dr. James Michael Lewis accept Medicare?
Yes. CMS data shows Dr. Lewis billed Medicare for 315 services in 2024, and Dr. Lewis accepts Medicare assignment.
What is Dr. James Michael Lewis' MIPS score?
Dr. Lewis' MIPS final score for performance year 2024 is 96 out of 100, reported through an alternative payment model (APM).
How many Medicare patients does Dr. James Michael Lewis see?
CMS counts 146 Medicare patients who saw Dr. Lewis in 2024, with an average age of 77.
Show 5 more questionsShow fewer questions
What services does Dr. James Michael Lewis bill to Medicare?
In 2024, Dr. Lewis' most billed Medicare services were office visit, new patient (99205), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. James Michael Lewis go to medical school?
Dr. Lewis graduated from University of Florida College of Medicine in 1998.
What drugs does Dr. James Michael Lewis prescribe most?
In 2024 Medicare Part D data, Dr. Lewis' most prescribed drugs by claims were Ondansetron HCl, Tramadol HCl and Hydrocodone-Acetaminophen.
Has Dr. James Michael Lewis received payments from drug or device companies?
CMS Open Payments shows $96,724 in general payments to Dr. Lewis from 26 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. James Michael Lewis been practicing?
Dr. Lewis graduated from medical school in 1998, 28 years ago.
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