Dr. Thomas Peponis, MD
- Medicare services, 2024
- 425
- Medicare patients, 2024
- 180
- Part D claims, 2024
- 93
- Publications
- 31
- MIPS score, 2024
- 100
- Practice address
- 55 Lake N Ave, Worcester, MA 01605
- Practice phone
- Call (508) 334-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Umass Memorial Medical Group Inc
Worcester, Massachusetts
Find Dr. Peponis' professional email, personal email and mobile number
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Dr. Thomas Peponis is a colorectal surgeon in Worcester, Massachusetts
Dr. Peponis practices at Umass Memorial Medical Group Inc in Worcester, Massachusetts.
Dr. Peponis' NPI, 1306376538, was assigned on June 20, 2017. Dr. Peponis holds Massachusetts license 1015489.
- NPI
- 1306376538NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587937891
- NPI enumeration date
- June 20, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (508) 334-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Thomas Peponis practices at Umass Memorial Medical Group Inc in Worcester, Massachusetts
Dr. Peponis' primary practice is Umass Memorial Medical Group Inc, at 55 Lake N Ave, Worcester, MA 01605 in Worcester County. The practice phone is (508) 334-1000.
- Umass Memorial Medical Group Inc55 Lake N Ave, Worcester, MA 01605 · Worcester CountyPhone(508) 334-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Thomas Peponis is affiliated with 4 sites of care and 1 medical group
Dr. Peponis' primary practice is Umass Memorial Medical Group Inc in Worcester, Massachusetts. Dr. Peponis is also affiliated with UMass Memorial Medical Center - University Campus. The medical group on file is UMass Memorial Medical Group. Dmand AI also links Dr. Peponis to 1 more hospital and 1 group practice or clinic, 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 Peponis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Peponis practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Umass Memorial Medical Group Inc | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Thomas Peponis is one of 41 colorectal surgeons in Massachusetts
Colon and rectal surgery is Dr. Peponis' primary specialty in the NPI Registry, under taxonomy code 208C00000X. Dmand AI has Dr. Peponis' licenses on file in 2 states: Massachusetts and Minnesota.
Specialties and state licenses
- Colon and rectal surgery, MassachusettsPrimary
- Minnesota license
Colorectal surgeons near Dr. Peponis
Counts of colorectal 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 Peponis billed Medicare for 425 services in 2024
CMS data shows 425 Medicare services from Dr. Peponis across 14 procedure codes in 2024, for 180 Medicare patients. Medicare paid $45,626 for them.
Dr. Peponis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 192024: 2381153%
- Surgery
- 2023: 182024: 116544%
- Tests and treatments
- 2023: 02024: 39
- Other services
- 2023: 02024: 32
Where Dr. Peponis' Medicare services took place, 2024
- In an office33679%
- In a facility8921%
Dr. Peponis compared with the Massachusetts median for colorectal surgeons, 2024
- Dr. Peponis
- Massachusetts median
- Medicare services
- 425vs 24673% above
- Medicare patients
- 180vs 1916% below
- Part D claims
- 73vs 282.6 times
Medians across 40 colorectal surgeons in Massachusetts with Dmand AI profiles that report each measure.
Dr. Peponis' 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. Peponis?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Peponis and other colorectal surgeons in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Thomas Peponis treated 180 Medicare patients in 2024, average age 70
CMS counts 180 Medicare patients who saw Dr. Peponis in 2024. The largest group is 65 to 74, with 66 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 29% are also on Medicaid. Their average risk score is 1.36, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Peponis' median patient age at 66, with 45% women.
Dr. Peponis' Medicare patients by age, 2024
Dr. Peponis' Medicare patients by sex, 2024
- Women10759%
- Men7341%
Chronic conditions among Dr. Peponis' Medicare patients, 2024
- High blood pressure75%
- High cholesterol74%
- Arthritis41%
- Anxiety38%
- Mood disorders37%
- Ischemic heart disease32%
- Depression31%
- Cancer28%
Share of Medicare patients with each condition. A patient can have several.
Dr. Peponis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Thomas Peponis wrote 93 Medicare Part D claims in 2024
In 2024, Dr. Peponis wrote 93 Medicare Part D claims for 57 patients. 92% of them were for generic drugs. CMS names the drug for 73 of them, across 3 drugs with 11 or more claims each, at $608 in total drug cost. In 2020, CMS named 21 claims across 1 drug.
Dr. Peponis' Part D claims by kind of drug, 2024
- Generic86 claims92%
- Brand-name and other7 claims8%
Dr. Peponis' 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. Peponis' Part D claims, 2024
- Antibiotics54%50 of 93 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, 2020 to 2024
- 2020
- 2024
- Claims for drugs CMS names
- 2020: 212024: 73248%
Drugs named by CMS: 3 in 2024, 1 in 2020.
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 Peponis scored 100 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Dr. Peponis for performance year 2024, reported through an alternative payment model (APM). Dr. Peponis accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 52 procedures of colonoscopy by Dr. Peponis, more than 64% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Dr. Peponis' MIPS scores, performance year 2024
- 100of 100Final score
- 83of 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. Peponis ranks in Medicare procedure volume
- Colonoscopy
- 64th percentile52 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of tissue: 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 Peponis has 31 publications on record
Dmand AI links 31 papers to Dr. Peponis, published from 2016 to 2025. 2018 was the busiest year, with 6. The most frequent topics are Intraoperative Complications, Cholecystectomy, Laparoscopic and Laparotomy. Dr. Peponis has published most often in Am J Surg. Dr. Peponis' most frequent co-authors are George Velmahos, MD, PhD, Peter J. Fagenholz, MD and Jordan D. Bohnen, MD.
Dr. Peponis' papers by year, 2016 to 2025
Topics Dr. Peponis writes about most
- Intraoperative Complications
- Cholecystectomy, Laparoscopic
- Laparotomy
- Surgical Wound Infection
- Postoperative Complications
- Predictive Value of Tests
- Quality Improvement
- Surgical Procedures, Operative
Dr. Peponis' most frequent co-authors
- George Velmahos, MD, PhD18 shared papers
- Peter J. Fagenholz, MD10 shared papers
- Jordan D. Bohnen, MD5 shared papers
Recent publications by Dr. Peponis
Dis Colon Rectum
See who Dr. Peponis researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Peponis works with, so you can find a warm path to the right colorectal surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Thomas Peponis received $6,277 in industry payments from 2023 to 2025
CMS Open Payments shows 19 general payments to Dr. Peponis from 2 drug and device companies from 2023 to 2025. Travel and lodging make up the largest share, 47% of the total. Intuitive Surgical, Inc. paid the most, $6,132.
General payments to Dr. Peponis by program year, 2023 to 2025
General payments to Dr. Peponis by kind, 2023 to 2025
- Travel and lodging$2,97947%
- Education$2,50040%
- Food and beverage$79013%
- Gifts$90%
Companies that paid Dr. Peponis the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Thomas Peponis's profile data
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Thomas Peponis
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 Peponis' NPI number?
Dr. Thomas Peponis' NPI number is 1306376538. It was assigned on June 20, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Thomas Peponis?
Dr. Thomas Peponis is a colorectal surgeon in Worcester, Massachusetts. The primary specialty in the NPI Registry is Colon & Rectal Surgery Physician (taxonomy code 208C00000X).
Where does Dr. Thomas Peponis practice?
Dr. Peponis practices at 55 Lake N Ave, Worcester, MA 01605. Dr. Peponis' primary practice is Umass Memorial Medical Group Inc in Worcester, Massachusetts. Dmand AI also links Dr. Peponis to 1 hospital and 1 group practice or clinic.
What is Dr. Thomas Peponis' office phone number?
The practice phone on file for Dr. Peponis is (508) 334-1000.
What is Dr. Thomas Peponis' medical license number?
Dr. Peponis holds Massachusetts license 1015489, one of the licenses on file in 2 states.
Which states has Dr. Thomas Peponis been licensed in?
Dmand AI has state licenses on file for Dr. Peponis in Massachusetts and Minnesota.
Which hospitals is Dr. Thomas Peponis affiliated with?
Dr. Peponis is affiliated with UMass Memorial Medical Center - University Campus. Dmand AI links Dr. Peponis to 1 more hospital.
What medical group is Dr. Thomas Peponis part of?
Dr. Peponis is linked to UMass Memorial Medical Group.
Does Dr. Thomas Peponis accept Medicare?
Yes. CMS data shows Dr. Peponis billed Medicare for 425 services in 2024, and Dr. Peponis accepts Medicare assignment.
What is Dr. Thomas Peponis' MIPS score?
Dr. Peponis' MIPS final score for performance year 2024 is 100 out of 100, reported through an alternative payment model (APM).
Show 7 more questionsShow fewer questions
How many Medicare patients does Dr. Thomas Peponis see?
CMS counts 180 Medicare patients who saw Dr. Peponis in 2024, with an average age of 70.
What services does Dr. Thomas Peponis bill to Medicare?
In 2024, Dr. Peponis' most billed Medicare services were hospital inpatient care (99231), surgery: digestive system (46600) and surgery: urinary system (51784).
What drugs does Dr. Thomas Peponis prescribe most?
In 2024 Medicare Part D data, Dr. Peponis' most prescribed drugs by claims were Neomycin Sulfate, Gavilyte-G and Metronidazole.
Has Dr. Thomas Peponis received payments from drug or device companies?
CMS Open Payments shows $6,277 in general payments to Dr. Peponis from 2 companies from 2023 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Thomas Peponis been practicing?
Dr. Peponis graduated from medical school in 2014, 12 years ago.
Does Dr. Thomas Peponis do research?
Dmand AI links 31 publications to Dr. Peponis, published from 2016 to 2025.
Who does Dr. Thomas Peponis publish with?
Dr. Peponis' most frequent co-authors are George Velmahos, MD, PhD (18 shared papers), Peter J. Fagenholz, MD (10 shared papers) and Jordan D. Bohnen, MD (5 shared papers).
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