Doctor profile · Federal record

Dr. Patrick Duffy, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Student in an Organized Health Care Education/Training Program · Hartford, CT

  • NPI 1922258532
  • Accepts Medicare
  • 18 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
85 Seymour St Ste 200
Hartford, CT 061065509
(860) 246-6589
Additional location
111 Founders Plz Ste 400
East Hartford, CT 061083240
(860) 289-3375
Additional location
1450 Chapel St
New Haven, CT 065114405
(203) 789-3000
Mailing address
111 Founders Plz Ste 400
East Hartford, CT 061083240

Credentials & registration

NPPES · NUCC
NPI registered
September 2008 — 18 yrs on file
Profile last updated
March 17, 2018
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Connecticut #52599 · Massachusetts #257908

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922258532. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,412
Distinct HCPCS
10
Medicare allowed
$69,375
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 2,350 25 $0
71045 X-ray of chest, 1 view 533 480 $9
71046 X-ray of chest, 2 views 246 238 $11
71250 Ct scan of chest without contrast 130 122 $53
74177 Ct scan of abdomen and pelvis with contrast 98 92 $90
70450 Ct scan head or brain without contrast 85 85 $41
76770 Complete ultrasound scan behind abdominal cavity 80 75 $36
74018 X-ray of abdomen, 1 view 67 65 $9
74176 Ct scan of abdomen and pelvis without contrast 67 65 $87
71260 Ct scan of chest with contrast 60 55 $56

In context: peer comparison

Among 23 peers in this city , average services per provider: 163. This provider delivers 27× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Patrick Duffy's medical specialty?
Dr. Patrick Duffy practices Diagnostic Radiology Physician in Hartford, CT.
Where does Dr. Patrick Duffy practice?
Dr. Patrick Duffy practices at 85 Seymour St Ste 200, Hartford, CT 061065509. Office phone: 8602466589.
What is Dr. Patrick Duffy's NPI?
Dr. Patrick Duffy's National Provider Identifier (NPI) is 1922258532, issued by NPPES.
Does Dr. Patrick Duffy accept Medicare assignment?
Yes. Dr. Patrick Duffy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Patrick Duffy commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); X-ray of chest, 1 view (HCPCS 71045); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.