Doctor profile · Federal record

Dr. Jacquelyne Gaddy

Medical Oncology Physician (CMS: Medical Oncology) · New Haven, CT

  • NPI 1033565163
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
333 Cedar St
New Haven, CT 065103206
(203) 785-4095
Mailing address
Yale Cancer Center 333 Cedar Street, Box 208028
New Haven, CT 065208028

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
June 29, 2022
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Connecticut #70731

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033565163. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12
Distinct HCPCS
1
Medicare allowed
$2,161
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 12 12 $180

In context: peer comparison

Among 15 peers in New Haven Medical Oncology Physician, average services per provider: 62. This provider delivers 0.2× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$274
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Array Biopharma INC 1 $138.67
AstraZeneca Pharmaceuticals Lp 1 $135.00

By nature of payment

Food and Beverage
$274

Frequently asked questions

Auto-generated from federal data
What is Dr. Jacquelyne Gaddy's medical specialty?
Dr. Jacquelyne Gaddy practices Medical Oncology Physician in New Haven, CT.
Where does Dr. Jacquelyne Gaddy practice?
Dr. Jacquelyne Gaddy practices at 333 Cedar St, New Haven, CT 065103206. Office phone: 2037854095.
What is Dr. Jacquelyne Gaddy's NPI?
Dr. Jacquelyne Gaddy's National Provider Identifier (NPI) is 1033565163, issued by NPPES.
Does Dr. Jacquelyne Gaddy accept Medicare assignment?
Yes. Dr. Jacquelyne Gaddy accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jacquelyne Gaddy commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.