Dr. Colin Thomas Swales, MD
- Medicare services, 2024
- 470
- Medicare patients, 2024
- 327
- Part D claims, 2024
- 1,488
- MIPS score, 2024
- 93
- Hospital affiliations
- 5
- Practice address
- 320 Pomfret Street, Putnam, CT 06260
- Practice phone
- Call (860) 928-6541
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Swales' professional email, personal email and mobile number
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Dr. Colin Thomas Swales is a gastroenterologist in Putnam, Connecticut
Dr. Swales practices at Day Kimball Hospital in Putnam, Connecticut, part of Day Kimball Health.
Dr. Swales' NPI, 1386621464, was assigned on December 29, 2005. Dr. Swales graduated from University of Massachusetts Medical School in 2003. Dr. Swales holds Connecticut license 048589.
- NPI
- 1386621464NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355373853
- NPI enumeration date
- December 29, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (860) 928-6541
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Colin Thomas Swales practices at Day Kimball Hospital in Putnam, Connecticut
Dr. Swales' primary practice is Day Kimball Hospital, at 320 Pomfret Street, Putnam, CT 06260 in Windham County. The practice phone is (860) 928-6541.
- Day Kimball Hospital320 Pomfret Street, Putnam, CT 06260 · Windham CountyPhone(860) 928-6541
Source: Dmand AI Affiliation Data
Dr. Colin Thomas Swales is affiliated with 7 sites of care and 3 medical groups
Dr. Swales' primary practice is Day Kimball Hospital in Putnam, Connecticut, part of Day Kimball Health. Dr. Swales is also affiliated with Hartford Hospital. The medical group on file is Connecticut GI. Dmand AI also links Dr. Swales to 3 more hospitals, 2 group practices and clinics and 2 medical groups, 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. Colin Thomas Swales' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Swales practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Day Kimball Hospital | Available with a free account |
| +6 more sites and 2 medical groups | 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 Day Kimball Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Colin Thomas Swales is one of 298 gastroenterologists in Connecticut
Gastroenterology is Dr. Swales' primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Dr. Swales is licensed in Connecticut.
Specialties and state licenses
- Gastroenterology, ConnecticutPrimary
Gastroenterologists near Dr. Swales
Counts of gastroenterologists 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. Colin Thomas Swales billed Medicare for 470 services in 2024
CMS data shows 470 Medicare services from Dr. Swales across 11 procedure codes in 2024, for 327 Medicare patients. Medicare paid $42,690 for them.
Dr. Swales' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3592024: 31612%
- Surgery
- 2023: 862024: 11938%
- Other services
- 2023: 02024: 35
Where Dr. Swales' Medicare services took place, 2024
- In an office409%
- In a facility43091%
Dr. Swales compared with the Connecticut median for gastroenterologists, 2024
- Dr. Swales
- Connecticut median
- Medicare services
- 470vs 36130% above
- Medicare patients
- 327vs 25329% above
- Part D claims
- 1,295vs 5382.4 times
Medians across 284 gastroenterologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Swales' 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. Swales?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Swales and other gastroenterologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Colin Thomas Swales treated 327 Medicare patients in 2024, average age 72
CMS counts 327 Medicare patients who saw Dr. Swales in 2024. The largest group is 65 to 74, with 132 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 32% are also on Medicaid. Their average risk score is 2.02, 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. Swales' median patient age at 62, with 51% women.
Dr. Swales' Medicare patients by age, 2024
Dr. Swales' Medicare patients by sex, 2024
- Women16651%
- Men16149%
Chronic conditions among Dr. Swales' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis43%
- Anxiety37%
- Diabetes36%
- Mood disorders36%
- Ischemic heart disease32%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
Dr. Swales' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women51%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Colin Thomas Swales wrote 1,488 Medicare Part D claims in 2024
In 2024, Dr. Swales wrote 1,488 Medicare Part D claims for 364 patients. 77% of them were for generic drugs. CMS names the drug for 1,295 of them, across 29 drugs with 11 or more claims each, at $1,106,312 in total drug cost. In 2023, CMS named 1,191 claims across 28 drugs.
Dr. Swales' Part D claims by kind of drug, 2024
- Generic1,143 claims77%
- Brand-name345 claims23%
Dr. Swales' 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. Swales' Part D claims, 2024
- Antibiotics5%77 of 1,488 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: 1,1912024: 1,2959%
Drugs named by CMS: 29 in 2024, 28 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. Colin Thomas Swales scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Dr. Swales for performance year 2024, reported as part of a group. Dr. Swales accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Swales as offering telehealth. CMS counts 88 procedures of colonoscopy by Dr. Swales, more than 77% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Swales' MIPS scores, performance year 2024
- 93of 100Final score
- 75.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Swales ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 74th percentile91 procedures
- Colonoscopy
- 77th percentile88 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
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. Colin Thomas Swales received $365,856 in industry payments from 2016 to 2025
CMS Open Payments shows 904 general payments to Dr. Swales from 64 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 65% of the total. Madrigal Pharmaceuticals paid the most, $88,699.
General payments to Dr. Swales by program year, 2016 to 2025
General payments to Dr. Swales by kind, 2016 to 2025
- Speaker and faculty fees$229,12065%
- Education speaker fees$32,0009%
- Compensation for serving as faculty or as a speaker for a medical education program$25,0007%
- Food and beverage$23,0057%
- Other$41,29312%
Companies that paid Dr. Swales 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. Colin Thomas Swales graduated from University of Massachusetts Medical School
Dr. Swales graduated from University of Massachusetts Medical School in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Colin Thomas Swales'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. Colin Thomas Swales
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. Colin Thomas Swales' NPI number?
Dr. Colin Thomas Swales' NPI number is 1386621464. It was assigned on December 29, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Colin Thomas Swales?
Dr. Colin Thomas Swales is a gastroenterologist in Putnam, Connecticut. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Dr. Colin Thomas Swales practice?
Dr. Swales practices at 320 Pomfret Street, Putnam, CT 06260. Dr. Swales' primary practice is Day Kimball Hospital in Putnam, Connecticut, part of Day Kimball Health. Dmand AI also links Dr. Swales to 3 hospitals, 2 group practices and clinics and 2 medical groups.
What is Dr. Colin Thomas Swales' office phone number?
The practice phone on file for Dr. Swales is (860) 928-6541.
What is Dr. Colin Thomas Swales' medical license number?
Dr. Swales holds Connecticut license 048589.
Which hospitals is Dr. Colin Thomas Swales affiliated with?
Dr. Swales practices at Day Kimball Hospital in Putnam, Connecticut. Dr. Swales is also affiliated with Hartford Hospital. Dmand AI links Dr. Swales to 3 more hospitals.
What medical group is Dr. Colin Thomas Swales part of?
Dr. Swales is linked to Connecticut GI. Dmand AI links Dr. Swales to 2 more medical groups.
Does Dr. Colin Thomas Swales accept Medicare?
Yes. CMS data shows Dr. Swales billed Medicare for 470 services in 2024, and Dr. Swales accepts Medicare assignment.
Does Dr. Colin Thomas Swales offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Swales as offering telehealth services.
What is Dr. Colin Thomas Swales' MIPS score?
Dr. Swales' MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Colin Thomas Swales see?
CMS counts 327 Medicare patients who saw Dr. Swales in 2024, with an average age of 72.
What services does Dr. Colin Thomas Swales bill to Medicare?
In 2024, Dr. Swales' most billed Medicare services were hospital inpatient care (99232), office visit, established patient (99214) and surgery: digestive system (45385).
Where did Dr. Colin Thomas Swales go to medical school?
Dr. Swales graduated from University of Massachusetts Medical School in 2003.
What drugs does Dr. Colin Thomas Swales prescribe most?
In 2024 Medicare Part D data, Dr. Swales' most prescribed drugs by claims were Pantoprazole Sodium, Ursodiol and Tacrolimus.
Has Dr. Colin Thomas Swales received payments from drug or device companies?
CMS Open Payments shows $365,856 in general payments to Dr. Swales from 64 companies from 2016 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Dr. Colin Thomas Swales been practicing?
Dr. Swales graduated from medical school in 2003, 23 years ago.
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