Dr. Thomas M. Ruff, DO
- Medicare services, 2024
- 2,776
- Medicare patients, 2024
- 641
- Part D claims, 2024
- 8,499
- MIPS score, 2024
- 81
- Hospital affiliations
- 5
- Practice address
- 4160 Little York Rd, Dayton, OH 45414
- Practice phone
- Call (937) 762-1629
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kettering Independent Medical Group Inc
Dayton, Ohio
Find Dr. Ruff's professional email, personal email and mobile number
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Dr. Thomas M. Ruff is an interventional cardiologist in Dayton, Ohio
Dr. Ruff practices at Kettering Independent Medical Group Inc in Dayton, Ohio.
Dr. Ruff's NPI, 1639178304, was assigned on July 15, 2005. Dr. Ruff graduated from Chicago College of Osteopathy in 1989. Dr. Ruff holds Ohio license 34006163.
- NPI
- 1639178304NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3678566312
- NPI enumeration date
- July 15, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (937) 762-1629
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 63
- Medical school graduation
- 1989
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas M. Ruff practices at Kettering Independent Medical Group Inc in Dayton, Ohio
Dr. Ruff's primary practice is Kettering Independent Medical Group Inc, at 4160 Little York Rd, Dayton, OH 45414 in Montgomery County. The practice phone is (937) 762-1629.
- Kettering Independent Medical Group Inc4160 Little York Rd, Dayton, OH 45414 · Montgomery CountyPhone(937) 762-1629
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thomas M. Ruff is affiliated with 9 sites of care and 3 medical groups
Dr. Ruff's primary practice is Kettering Independent Medical Group Inc in Dayton, Ohio. Dr. Ruff is also affiliated with Kettering Health Dayton. The medical group on file is Kettering Health Medical Group. Dmand AI also links Dr. Ruff to 4 more hospitals, 3 group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Thomas M. Ruff's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Ruff practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kettering Independent Medical Group Inc | Available with a free account |
| +8 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas M. Ruff is one of 247 interventional cardiologists in Ohio
Interventional cardiology is Dr. Ruff's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Ruff is licensed in Ohio.
Specialties and state licenses
- Interventional cardiology, OhioPrimary
Interventional cardiologists near Dr. Ruff
Counts of interventional cardiologists 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 M. Ruff billed Medicare for 2,776 services in 2024
CMS data shows 2,776 Medicare services from Dr. Ruff across 30 procedure codes in 2024, for 641 Medicare patients. Medicare paid $143,183 for them.
Dr. Ruff's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1,0252024: 1,0937%
- Office and hospital visits
- 2023: 9712024: 1,08312%
- Other services
- 2023: 1382024: 576317%
- Surgery
- 2023: 322024: 2425%
Where Dr. Ruff's Medicare services took place, 2024
- In an office2,21380%
- In a facility56320%
Dr. Ruff compared with the Ohio median for interventional cardiologists, 2024
- Dr. Ruff
- Ohio median
- Medicare services
- 2,776vs 1,1292.5 times
- Medicare patients
- 641vs 6007% above
- Part D claims
- 8,220vs 1,4845.5 times
Medians across 245 interventional cardiologists in Ohio with Dmand AI profiles that report each measure.
Dr. Ruff'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Ruff and other interventional cardiologists in Ohio.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas M. Ruff treated 641 Medicare patients in 2024, average age 76
CMS counts 641 Medicare patients who saw Dr. Ruff in 2024. The largest group is 65 to 74, with 269 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.68, 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. Ruff's median patient age at 71, with 47% women.
Dr. Ruff's Medicare patients by age, 2024
Dr. Ruff's Medicare patients by sex, 2024
- Women29346%
- Men34854%
Chronic conditions among Dr. Ruff's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease64%
- Arthritis52%
- Heart failure43%
- Atrial fibrillation42%
- Diabetes40%
- Chronic kidney disease39%
Share of Medicare patients with each condition. A patient can have several.
Dr. Ruff's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women47%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas M. Ruff wrote 8,499 Medicare Part D claims in 2024
In 2024, Dr. Ruff wrote 8,499 Medicare Part D claims for 792 patients. 87% of them were for generic drugs. CMS names the drug for 8,220 of them, across 56 drugs with 11 or more claims each, at $1,168,852 in total drug cost. In 2023, CMS named 7,470 claims across 55 drugs.
Dr. Ruff's Part D claims by kind of drug, 2024
- Generic7,367 claims87%
- Brand-name1,132 claims13%
Dr. Ruff'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.
Drug classes CMS tracks in Dr. Ruff's Part D claims, 2024
- Antibiotics0%16 of 8,499 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: 7,4702024: 8,22010%
Drugs named by CMS: 56 in 2024, 55 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 M. Ruff scored 81 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dr. Ruff for performance year 2024, reported as part of a group. Dr. Ruff accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 36 procedures of coronary angioplasty and stenting by Dr. Ruff, more than 72% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Ruff's MIPS scores, performance year 2024
- 81of 100Final score
- 63.7of 100Quality
- 100of 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. Ruff ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 72nd percentile36 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Pacemaker insertion or repair: 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. Thomas M. Ruff received $2,590 in industry payments from 2016 to 2025
CMS Open Payments shows 40 general payments to Dr. Ruff from 12 drug and device companies from 2016 to 2025. Travel and lodging make up the largest share, 53% of the total. Abbott Laboratories paid the most, $1,976.
General payments to Dr. Ruff by program year, 2016 to 2025
General payments to Dr. Ruff by kind, 2016 to 2025
- Travel and lodging$1,38353%
- Food and beverage$1,18146%
- Education$261%
Companies that paid Dr. Ruff 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 M. Ruff graduated from Chicago College of Osteopathy
Dr. Ruff graduated from Chicago College of Osteopathy in 1989.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Thomas M. Ruff'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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. Thomas M. Ruff
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 M. Ruff's NPI number?
Dr. Thomas M. Ruff's NPI number is 1639178304. It was assigned on July 15, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas M. Ruff?
Dr. Thomas M. Ruff is an interventional cardiologist in Dayton, Ohio. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Thomas M. Ruff practice?
Dr. Ruff practices at 4160 Little York Rd, Dayton, OH 45414. Dr. Ruff's primary practice is Kettering Independent Medical Group Inc in Dayton, Ohio. Dmand AI also links Dr. Ruff to 4 hospitals, 3 group practices and clinics and 2 medical groups.
What is Dr. Thomas M. Ruff's office phone number?
The practice phone on file for Dr. Ruff is (937) 762-1629.
What is Dr. Thomas M. Ruff's medical license number?
Dr. Ruff holds Ohio license 34006163.
Which hospitals is Dr. Thomas M. Ruff affiliated with?
Dr. Ruff is affiliated with Kettering Health Dayton. Dmand AI links Dr. Ruff to 4 more hospitals.
What medical group is Dr. Thomas M. Ruff part of?
Dr. Ruff is linked to Kettering Health Medical Group. Dmand AI links Dr. Ruff to 2 more medical groups.
Does Dr. Thomas M. Ruff accept Medicare?
Yes. CMS data shows Dr. Ruff billed Medicare for 2,776 services in 2024, and Dr. Ruff accepts Medicare assignment.
What is Dr. Thomas M. Ruff's MIPS score?
Dr. Ruff's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.
How many Medicare patients does Dr. Thomas M. Ruff see?
CMS counts 641 Medicare patients who saw Dr. Ruff in 2024, with an average age of 76.
Show 5 more questionsShow fewer questions
What services does Dr. Thomas M. Ruff bill to Medicare?
In 2024, Dr. Ruff's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and heart test or procedure (93000).
Where did Dr. Thomas M. Ruff go to medical school?
Dr. Ruff graduated from Chicago College of Osteopathy in 1989.
What drugs does Dr. Thomas M. Ruff prescribe most?
In 2024 Medicare Part D data, Dr. Ruff's most prescribed drugs by claims were Carvedilol, Atorvastatin Calcium and Clopidogrel.
Has Dr. Thomas M. Ruff received payments from drug or device companies?
CMS Open Payments shows $2,590 in general payments to Dr. Ruff from 12 companies from 2016 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Thomas M. Ruff been practicing?
Dr. Ruff graduated from medical school in 1989, 37 years ago.
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