Doctor profile · Federal record

Dr. William Duvall, M.D.

Nuclear Cardiology Physician (CMS: Cardiovascular Disease (Cardiology)) · Specialist · Cardiovascular Disease Physician · Cardiovascular Disease Physician · Hartford, CT

  • NPI 1174560403
  • Accepts Medicare
  • MIPS 77.5 / 100 · 2023
  • 28 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
80 Seymour Street, Hartford Hospital Cardiology Dept
Hartford, CT 061025037
(860) 545-5517
Mailing address
Po Box 415933, Hartford Hospital Professional Services
Boston, MA 022415933

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 3, 2013
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207UN0901X — NUCC code
State licenses (2)
Connecticut #051946 · New York #220964
Medicaid (2)
CT #001519461 · NY #02578430

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174560403. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
757
Distinct HCPCS
10
Medicare allowed
$41,116
HCPCS Description Services Patients Avg allowed
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 161 160 $72
93308 Ultrasound of heart, follow-up 82 80 $26
93018 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician 77 76 $14
78803 Nuclear medicine study, spect imaging, 1 area or single acquisition, single day imaging 65 64 $52
93016 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision by physician 65 65 $22
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 46 46 $80
78431 Nuclear medicine studies of blood flow in heart muscle at rest and with stress with concurrent ct scan 43 43 $90
78434 Nuclear medicine study of heart muscle blood flow by pet 38 38 $30
93356 Heart muscle strain imaging 35 35 $12
93355 Ultrasound of heart with probe in esophagus during surgery on heart or great blood vessels with report 25 25 $234

In context: peer comparison

Among 2 peers in this city , average services per provider: 127. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$665
Transactions
25
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 11 $188.19
PFIZER INC. 6 $165.84
GE HEALTHCARE 1 $137.36
E.R. Squibb & Sons, L.L.C. 4 $109.63
AstraZeneca Pharmaceuticals LP 1 $27.59
Abbott Laboratories 1 $19.50
LANTHEUS MEDICAL IMAGING, INC. 1 $17.23

By nature of payment

Food and Beverage
$665

Frequently asked questions

Auto-generated from federal data
What is Dr. William Duvall's medical specialty?
Dr. William Duvall practices Nuclear Cardiology Physician in Hartford, CT.
Where does Dr. William Duvall practice?
Dr. William Duvall practices at 80 Seymour Street, Hartford, CT 061025037. Office phone: 8605455517.
What is Dr. William Duvall's NPI?
Dr. William Duvall's National Provider Identifier (NPI) is 1174560403, issued by NPPES.
Does Dr. William Duvall accept Medicare assignment?
Yes. Dr. William Duvall accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Duvall commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306); Ultrasound of heart, follow-up (HCPCS 93308); Exercise or drug-induced heart stress test with electrocardiogram (ecg) with review by physician (HCPCS 93018). Source: CMS Medicare Physician & Other Practitioners file.