Quick answers
- Which hospitals does Patrick R. Duffy Iii work at?
- Medicare's official clinician data lists Patrick R. Duffy Iii at 5 hospitals: Day Kimball Hospital, Griffin Hospital, Hartford Hospital, Manchester Memorial Hospital and Yale-New Haven Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Patrick R. Duffy Iii see patients?
- Medicare's clinician data lists 14 practice locations, including Avon, CT, Wethersfield, CT and Derby, CT. Call before your visit to confirm the address.
- What is Patrick R. Duffy Iii's specialty?
- Medicare lists Diagnostic Radiology as the primary specialty, and also Interventional Radiology.
- Does Patrick R. Duffy Iii accept Medicare assignment?
- Yes. Medicare's clinician data says Patrick R. Duffy Iii accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Patrick R. Duffy Iii?
- (860) 289-3375, as listed in official Medicare / NPI Registry data.
- What is Patrick R. Duffy Iii's NPI number?
- 1922258532. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Patrick R. Duffy Iii works
Medicare's Facility Affiliation Data lists Patrick R. Duffy Iii at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Day Kimball HospitalPutnam, CT · Acute Care Hospital · CCN 070003
- Griffin HospitalDerby, CT · Acute Care Hospital · CCN 070031
- Hartford HospitalHartford, CT · Acute Care Hospital · CCN 070025
- Manchester Memorial HospitalManchester, CT · Acute Care Hospital · CCN 070027
- Yale-New Haven HospitalNew Haven, CT · Acute Care Hospital · CCN 070022
Practice locations
Addresses where Patrick R. Duffy Iii is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 14; the Medicare profile lists all.
- 100 Simsbury RdAvon, CT 06001 (860) 289‑3375
- 1260 Silas Deane Hwy, Suite 104Wethersfield, CT 06109 (860) 289‑3375
- 1260 Silas Deane Hwy 100Wethersfield, CT 06109
- 130 Division StDerby, CT 06418 (203) 735‑7421
- 26 Whispering LnNatick, MA 01760 (860) 289‑3375
Group practices
Medicare enrollment lists Patrick R. Duffy Iii as a member of these groups (CMS data updated 2026-10-02).
- Jefferson Radiology PC114 clinicians in the group
- Connecticut Imaging Partners LLC104 clinicians in the group
- Farmington Imaging Center LLC71 clinicians in the group
- Tic LLC53 clinicians in the group
Specialties
- Diagnostic Radiologyprimary
- Interventional Radiologyalso
Other radiologists in Avon
Clinicians with the same Medicare primary specialty in Avon, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | George Washington University School Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1922258532 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians