Dr. Thomas Sloane Guy, MD
- Medicare services, 2024
- 157
- Medicare patients, 2024
- 134
- Part D claims, 2024
- 39
- Publications
- 97
- Hospital affiliations
- 3
- Practice address
- 743 Spring Street, Gainesville, GA 30501
- Practice phone
- Call (770) 535-3553
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Dr. Guy's 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 Sloane Guy is a cardiothoracic surgeon in Gainesville, Georgia
Dr. Guy practices at Northeast Georgia Medical Center Gainesville in Gainesville, Georgia, part of Northeast Georgia Health System.
Dr. Guy's NPI, 1558308858, was assigned on June 2, 2006. Dr. Guy graduated from Perelman School of Medicine - Philadelphia in 1994. Dr. Guy holds Georgia license 64041.
- NPI
- 1558308858NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8628072295
- NPI enumeration date
- June 2, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (770) 535-3553
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Sloane Guy practices at Northeast Georgia Medical Center Gainesville in Gainesville, Georgia
Dr. Guy's primary practice is Northeast Georgia Medical Center Gainesville, at 743 Spring Street, Gainesville, GA 30501 in Hall County. The practice phone is (770) 535-3553.
- Northeast Georgia Medical Center Gainesville743 Spring Street, Gainesville, GA 30501 · Hall CountyPhone(770) 535-3553
Source: Dmand AI Affiliation Data
Dr. Thomas Sloane Guy is affiliated with 4 sites of care and 2 medical groups
Dr. Guy's primary practice is Northeast Georgia Medical Center Gainesville in Gainesville, Georgia, part of Northeast Georgia Health System. Dr. Guy is also affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. The medical group on file is Northeast Georgia Physicians Group Inpatient Neurology. Dmand AI also links Dr. Guy to 1 more hospital, 1 group practice or clinic and 1 medical group, 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. Thomas Sloane Guy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Guy practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northeast Georgia Medical Center Gainesville | Available with a free account |
| +3 more sites and 1 medical group | 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 Northeast Georgia Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Thomas Sloane Guy is one of 144 cardiothoracic surgeons in Georgia
Thoracic surgery (cardiothoracic vascular surgery) is Dr. Guy's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. Guy is board certified in general surgery by the American Board of Surgery. Dmand AI has Dr. Guy's licenses on file in 4 states: Georgia, New York, Pennsylvania and California.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), GeorgiaPrimary
- Surgery, New York
- Pennsylvania license
- California license
Clinical focus
Dmand AI lists heart bypass surgery and heart valve surgery among the conditions Dr. Guy treats.
Cardiothoracic surgeons near Dr. Guy
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 Sloane Guy billed Medicare for 157 services in 2024
CMS data shows 157 Medicare services from Dr. Guy across 6 procedure codes in 2024, for 134 Medicare patients. Medicare paid $51,688 for them.
Dr. Guy's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 662024: 11574%
- Surgery
- 2023: 752024: 3060%
- Other services
- 2023: 02024: 12
Where Dr. Guy's Medicare services took place, 2024
- In an office10668%
- In a facility5132%
Dr. Guy compared with the Georgia median for cardiothoracic surgeons, 2024
- Dr. Guy
- Georgia median
- Medicare services
- 157vs 12427% above
- Medicare patients
- 134vs 9344% above
- Part D claims
- 13vs 2752% below
Medians across 128 cardiothoracic surgeons in Georgia with Dmand AI profiles that report each measure.
Dr. Guy's 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.
Need commercial claims for Dr. Guy?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Guy and other cardiothoracic surgeons in Georgia.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Sloane Guy treated 134 Medicare patients in 2024, average age 75
CMS counts 134 Medicare patients who saw Dr. Guy in 2024. The largest group is 75 to 84, with 56 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.76, 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. Guy's median patient age at 72, with 41% women.
Dr. Guy's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Guy's Medicare patients by sex, 2024
- Women5541%
- Men7959%
Chronic conditions among Dr. Guy's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease70%
- Atrial fibrillation63%
- Heart failure60%
- Chronic kidney disease49%
- Arthritis46%
- COPD34%
Share of Medicare patients with each condition. A patient can have several.
Dr. Guy's 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
- Women41%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Sloane Guy wrote 39 Medicare Part D claims in 2024
In 2024, Dr. Guy wrote 39 Medicare Part D claims for 22 patients. 100% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $70 in total drug cost. In 2023, CMS named 17 claims across 1 drug.
Dr. Guy's 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 172024: 1324%
Drugs named by CMS: 1 in 2024, 1 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. Thomas Sloane Guy ranks in the 43rd percentile for coronary artery bypass graft (cabg) in Medicare
Dr. Guy accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Guy as offering telehealth. CMS counts 11 procedures of coronary artery bypass graft (cabg) by Dr. Guy, more than 43% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Guy ranks in Medicare procedure volume
- Coronary artery bypass graft (CABG)
- 43rd percentile11 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Thomas Sloane Guy has 97 publications on record
Dmand AI links 97 papers to Dr. Guy, published from 2008 to 2025. 2023 was the busiest year, with 11. The most frequent topics are Cardiac Surgical Procedures, Robotic Surgical Procedures and Minimally Invasive Surgical Procedures. Dr. Guy has published most often in Ann Thorac Surg. Dr. Guy's most frequent co-authors are Colin C. Yost, MD, Caroline Komlo, MD and Elaine Evelina Tseng, MD.
Dr. Guy's papers by year, 2016 to 2025
Topics Dr. Guy writes about most
- Cardiac Surgical Procedures
- Robotic Surgical Procedures
- Minimally Invasive Surgical Procedures
- Mitral Valve
- Heart Valve Prosthesis Implantation
- Postoperative Complications
- Aortic Valve
- Mitral Valve Insufficiency
Dr. Guy's most frequent co-authors
- Colin C. Yost, MD15 shared papers
- Caroline Komlo, MD11 shared papers
- Elaine Evelina Tseng, MD9 shared papers
Recent publications by Dr. Guy
Innovations (Phila)
Multimed Man Cardiothorac Surg
See who Dr. Guy researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Guy 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 Sloane Guy received $110,978 in industry payments from 2016 to 2025
CMS Open Payments shows 517 general payments to Dr. Guy from 41 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 38% of the total. Edwards Lifesciences Corporation paid the most, $50,135. It also lists 1 research payment totaling $2,100 in 2017.
General payments to Dr. Guy by program year, 2016 to 2025
General payments to Dr. Guy by kind, 2016 to 2025
- Consulting fees$42,47238%
- Food and beverage$26,60624%
- Travel and lodging$26,12824%
- Honoraria$7,1206%
- Other$8,6538%
Companies that paid Dr. Guy 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 Sloane Guy has 9 awards and honors on record
Dmand AI lists 9 awards for Dr. Guy, most recently Best Doctors in 2016.
Awards and honors for Dr. Guy
- 2016
- Best Doctors
- 2015
- America's Top Doctors
- Philadelphia Magazine
- 2002
- US Surgical Surgical Resident Scholar
- 2001
- Resident Research
- 1999
- Keith Reemtsma Surgical Resident of the Year
Source: Dmand AI Professional Profile Data
Dr. Thomas Sloane Guy graduated from Perelman School of Medicine - Philadelphia
Dr. Guy graduated from Perelman School of Medicine - Philadelphia in 1994. Dr. Guy is a member of ACC.
- Medical school
- Board certified in general surgery
- Board certified in surgery
- Board certified in cardiothoracic surgery
- Board certified in thoracic and cardiac surgery
Source: Dmand AI Professional Profile Data
Dr. Thomas Sloane Guy accepts plans from 14 insurance carriers
Dr. Guy is in network with 14 carriers, including Elevance, Aetna and Cigna. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Cigna
- Blue Cross Blue Shield of Michigan
- Highmark
- Horizon Blue Cross Blue Shield of New Jersey
- Blue Cross Blue Shield of Massachusetts
- HCSC
- +6 more carriersWith a free account
Plan types Dr. Guy accepts, by number of carriers
- Medicare10
- PPO10
- HMO5
- EPO4
- POS4
- Medicaid3
Source: Dmand AI Insurance Network Data
Sources for Dr. Thomas Sloane Guy'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)Doctors and Clinicians Utilization Data (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 |
| 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 Sloane Guy
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 Sloane Guy's NPI number?
Dr. Thomas Sloane Guy's NPI number is 1558308858. It was assigned on June 2, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Sloane Guy?
Dr. Thomas Sloane Guy is a cardiothoracic surgeon in Gainesville, Georgia. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. Thomas Sloane Guy practice?
Dr. Guy practices at 743 Spring Street, Gainesville, GA 30501. Dr. Guy's primary practice is Northeast Georgia Medical Center Gainesville in Gainesville, Georgia, part of Northeast Georgia Health System. Dmand AI also links Dr. Guy to 1 hospital, 1 group practice or clinic and 1 medical group.
What is Dr. Thomas Sloane Guy's office phone number?
The practice phone on file for Dr. Guy is (770) 535-3553.
What is Dr. Thomas Sloane Guy's medical license number?
Dr. Guy holds Georgia license 64041, one of the licenses on file in 4 states.
Which states has Dr. Thomas Sloane Guy been licensed in?
Dmand AI has state licenses on file for Dr. Guy in Georgia (2010 to 2026), New York (2015 to 2026), Pennsylvania (1999 to 2026) and California (2006 to 2025).
Which hospitals is Dr. Thomas Sloane Guy affiliated with?
Dr. Guy practices at Northeast Georgia Medical Center Gainesville in Gainesville, Georgia. Dr. Guy is also affiliated with NewYork-Presbyterian/Weill Cornell Medical Center. Dmand AI links Dr. Guy to 1 more hospital.
What medical group is Dr. Thomas Sloane Guy part of?
Dr. Guy is linked to Northeast Georgia Physicians Group Inpatient Neurology. Dmand AI links Dr. Guy to 1 more medical group.
Does Dr. Thomas Sloane Guy accept Medicare?
Yes. CMS data shows Dr. Guy billed Medicare for 157 services in 2024, and Dr. Guy accepts Medicare assignment.
Does Dr. Thomas Sloane Guy offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Guy as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Thomas Sloane Guy see?
CMS counts 134 Medicare patients who saw Dr. Guy in 2024, with an average age of 75.
Is Dr. Thomas Sloane Guy board certified?
Yes. Dr. Guy is board certified in general surgery by the American Board of Surgery.
What services does Dr. Thomas Sloane Guy bill to Medicare?
In 2024, Dr. Guy's most billed Medicare services were office visit, new patient (99205), office visit, established patient (99215) and hospital inpatient care (99223).
Where did Dr. Thomas Sloane Guy go to medical school?
Dr. Guy graduated from Perelman School of Medicine - Philadelphia in 1994.
What drugs does Dr. Thomas Sloane Guy prescribe most?
In 2024 Medicare Part D data, Dr. Guy's most prescribed drugs by claims were Mupirocin.
Has Dr. Thomas Sloane Guy received payments from drug or device companies?
CMS Open Payments shows $110,978 in general payments to Dr. Guy from 41 companies from 2016 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Thomas Sloane Guy been practicing?
Dr. Guy graduated from medical school in 1994, 32 years ago.
Does Dr. Thomas Sloane Guy do research?
Dmand AI links 97 publications to Dr. Guy, published from 2008 to 2025.
Who does Dr. Thomas Sloane Guy publish with?
Dr. Guy's most frequent co-authors are Colin C. Yost, MD (15 shared papers), Caroline Komlo, MD (11 shared papers) and Elaine Evelina Tseng, MD (9 shared papers).
What insurance does Dr. Thomas Sloane Guy accept?
Dr. Guy is in network with 14 carriers, including Elevance, Aetna and Cigna. Medicare plans come from the most carriers, 10. Check the plan with the practice before a visit.
Selling to thoracic surgery (cardiothoracic vascular surgery) practices?
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