Dr. Thomas Edward Gaines, MD
- Medicare services, 2022
- 41
- Publications
- 4
- Clinical trials
- 1
- MIPS score, 2024
- 96
- Industry payments
- $5,980
- Practice address
- 1940 Alcoa Hwy Ste E310 Suite E310, Knoxville, TN 37920
- Practice phone
- Call (865) 544-2800
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
University Health System - Knoxville (1940 Alcoa Hwy)
Primary care practice · Knoxville, Tennessee
Find Dr. Gaines' 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. Thomas Edward Gaines is a cardiothoracic surgeon in Knoxville, Tennessee
Dr. Gaines practices at University Health System - Knoxville (1940 Alcoa Hwy) in Knoxville, Tennessee.
Dr. Gaines' NPI, 1447243068, was assigned on August 30, 2005. Dr. Gaines graduated from University Of Washington School Of Medicine in 1979. Dr. Gaines holds Tennessee license 021056.
- NPI
- 1447243068NPI Registry (opens in a new tab)
- NPI enumeration date
- August 30, 2005
- NPI status
- Active
- Practice phone
- (865) 544-2800
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Edward Gaines practices at 2 locations in Knoxville, Tennessee
Dr. Gaines' primary practice is University Health System - Knoxville (1940 Alcoa Hwy), at 1940 Alcoa Hwy Ste E310 Suite E310, Knoxville, TN 37920. The practice phone is (865) 544-2800. The NPI Registry lists Dr. Gaines' practice address as 1924 Alcoa Hwy, Knoxville, TN 37920.
- University Health System - Knoxville (1940 Alcoa Hwy)Primary1940 Alcoa Hwy Ste E310 Suite E310, Knoxville, TN 37920Phone(865) 544-2800
- NPI Registry address1924 Alcoa Hwy, Knoxville, TN 37920 · Knox CountyPhone(865) 305-6955
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data
Dr. Thomas Edward Gaines is affiliated with 1 site of care and 1 medical group
Dr. Gaines' primary practice is University Health System - Knoxville (1940 Alcoa Hwy) in Knoxville, Tennessee. The medical group on file is UT Internal Medicine - Pellissippi.
Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dmand AI tracks the EHR system at Dr. Thomas Edward Gaines' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gaines practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Health System - Knoxville (1940 Alcoa Hwy) | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Edward Gaines is one of 105 cardiothoracic surgeons in Tennessee
Thoracic surgery (cardiothoracic vascular surgery) is Dr. Gaines' primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Gaines is board certified in surgery by the American Board of Surgery. Dmand AI has Dr. Gaines' licenses on file in 3 states: Tennessee, Washington and Colorado.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), TennesseePrimary
- Washington license
- Colorado license
Cardiothoracic surgeons near Dr. Gaines
Counts of cardiothoracic surgeons 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. Thomas Edward Gaines billed Medicare for 41 services in 2022
CMS data shows 41 Medicare services from Dr. Gaines across 1 procedure code in 2022, all of them office visits. Medicare paid $2,559 for them. Every service was in an office.
Dr. Gaines' Medicare services by type, 2021 to 2022
- 2021
- 2022
- Office and hospital visits
- 2021: 2212022: 4181%
- Surgery
- 2021: 192022: 0100%
Dr. Gaines compared with the Tennessee median for cardiothoracic surgeons, 2022
- Dr. Gaines
- Tennessee median
- Medicare services
- 41vs 13971% below
Medians across 92 cardiothoracic surgeons in Tennessee with Dmand AI profiles that report each measure.
Dr. Gaines' most billed Medicare procedure codes, 2022
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Gaines?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gaines and other cardiothoracic surgeons in Tennessee.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Edward Gaines' patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Dr. Gaines' median patient age at 74, with 33% women.
Dr. Gaines' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women33%
- Men67%
Source: Dmand AI Patient Panel Data
Dr. Thomas Edward Gaines 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. Gaines for performance year 2024, reported through an alternative payment model (APM).
Dr. Gaines' 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.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Thomas Edward Gaines has 4 publications on record
Dmand AI links 4 papers to Dr. Gaines in 2012. Dr. Gaines' most frequent co-authors are Jacob Paul Barbee, MD, Stephen W. Downing, MD and Kenneth A. Ellenbogen, MD.
Dr. Gaines' most frequent co-authors
- Jacob Paul Barbee, MD1 shared paper
- Stephen W. Downing, MD1 shared paper
- Kenneth A. Ellenbogen, MD1 shared paper
Recent publications by Dr. Gaines
Vasc Endovascular Surg
See who Dr. Gaines researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gaines works with, so you can find a warm path to the right cardiothoracic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Thomas Edward Gaines has worked on 1 clinical trial
Dmand AI links Dr. Gaines to 1 clinical trial. 1 is still active or recruiting. Conditions studied include Adenocarcinoma, Bronchiolo-Alveolar and Adenocarcinoma of Lung.
Conditions in Dr. Gaines' trials
- Adenocarcinoma, Bronchiolo-Alveolar
- Adenocarcinoma of Lung
Investigators on the most trials with Dr. Gaines
- Abbas El Sayed Abbas, MD1 shared trial
- Amir M. Abolhoda, MD1 shared trial
- Nasser Altorki, MD1 shared trial
Recent clinical trials with Dr. Gaines
Comparison of Different Types of Surgery in Treating Patients With Stage IA Non-Small Cell Lung Cancer (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Thomas Edward Gaines received $5,980 in industry payments from 2016 to 2025
CMS Open Payments shows 97 general payments to Dr. Gaines from 38 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 66% of the total. Intuitive Surgical, Inc. paid the most, $2,710.
General payments to Dr. Gaines by program year, 2016 to 2025
General payments to Dr. Gaines by kind, 2016 to 2025
- Travel and lodging$3,93066%
- Food and beverage$2,03034%
- Education$200%
Companies that paid Dr. Gaines 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. Thomas Edward Gaines has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Gaines, most recently Regional Top Doctor in 2014.
Awards and honors for Dr. Gaines
- 2014
- Regional Top Doctor
- Undated
- ACS Fellow
Source: Dmand AI Professional Profile Data
Dr. Thomas Edward Gaines graduated from University Of Washington School Of Medicine
Dr. Gaines graduated from University Of Washington School Of Medicine in 1979. Dr. Gaines is a member of ACCP, ACS and STS.
- Medical school
- Board certified in surgery
- Board certified in thoracic and cardiac surgery
Source: Dmand AI Professional Profile Data
Dr. Thomas Edward Gaines accepts plans from 11 insurance carriers
Dr. Gaines is in network with 11 carriers, including Aetna, Cigna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
- Aetna
- Cigna
- Excellus BlueCross BlueShield
- United Healthcare
- Blue Cross Blue Shield of Massachusetts
- Blue Cross Blue Shield of Michigan
- Elevance
- HCSC
- +3 more carriersWith a free account
Plan types Dr. Gaines accepts, by number of carriers
- PPO11
- Medicare8
- HMO6
- POS4
- EPO1
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas Edward Gaines'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| 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 Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Thomas Edward Gaines
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. Thomas Edward Gaines' NPI number?
Dr. Thomas Edward Gaines' NPI number is 1447243068. It was assigned on August 30, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Edward Gaines?
Dr. Thomas Edward Gaines is a cardiothoracic surgeon in Knoxville, Tennessee. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. Thomas Edward Gaines practice?
Dr. Gaines practices at 1940 Alcoa Hwy Ste E310 Suite E310, Knoxville, TN 37920. Dr. Gaines also practices at 1924 Alcoa Hwy, Knoxville, TN 37920. Dr. Gaines' primary practice is University Health System - Knoxville (1940 Alcoa Hwy) in Knoxville, Tennessee.
What is Dr. Thomas Edward Gaines' office phone number?
The practice phone on file for Dr. Gaines is (865) 544-2800.
What is Dr. Thomas Edward Gaines' medical license number?
Dr. Gaines holds Tennessee license 021056, one of the licenses on file in 3 states.
Which states has Dr. Thomas Edward Gaines been licensed in?
Dmand AI has state licenses on file for Dr. Gaines in Tennessee (1990 to 2026), Washington (1981 to 2018) and Colorado (1988 to 2007).
What medical group is Dr. Thomas Edward Gaines part of?
Dr. Gaines is linked to UT Internal Medicine - Pellissippi.
Does Dr. Thomas Edward Gaines accept Medicare?
Yes. CMS data shows Dr. Gaines billed Medicare for 41 services in 2022.
What is Dr. Thomas Edward Gaines' MIPS score?
Dr. Gaines' MIPS final score for performance year 2024 is 96 out of 100, reported through an alternative payment model (APM).
Is Dr. Thomas Edward Gaines board certified?
Yes. Dr. Gaines is board certified in surgery by the American Board of Surgery.
Show 7 more questionsShow fewer questions
What services does Dr. Thomas Edward Gaines bill to Medicare?
In 2022, Dr. Gaines' most billed Medicare services were office visit, established patient (99213).
Where did Dr. Thomas Edward Gaines go to medical school?
Dr. Gaines graduated from University Of Washington School Of Medicine in 1979.
Has Dr. Thomas Edward Gaines received payments from drug or device companies?
CMS Open Payments shows $5,980 in general payments to Dr. Gaines from 38 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Thomas Edward Gaines been practicing?
Dr. Gaines graduated from medical school in 1979, 47 years ago.
Does Dr. Thomas Edward Gaines do research?
Dmand AI links 4 publications to Dr. Gaines. Dr. Gaines has worked on 1 clinical trial.
Who does Dr. Thomas Edward Gaines publish with?
Dr. Gaines' most frequent co-authors are Jacob Paul Barbee, MD (1 shared paper), Stephen W. Downing, MD (1 shared paper) and Kenneth A. Ellenbogen, MD (1 shared paper).
What insurance does Dr. Thomas Edward Gaines accept?
Dr. Gaines is in network with 11 carriers, including Aetna, Cigna and Excellus BlueCross BlueShield. PPO plans come from the most carriers, 11. Check the plan with the practice before a visit.
Selling to thoracic surgery (cardiothoracic vascular surgery) practices?
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