Doctor profile · Federal record

Dr. Holley Dey, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Wallingford, CT

  • NPI 1700860699
  • Accepts Medicare
  • 45 yrs in practice
  • Female
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
97 Barnes RD
Wallingford, CT 064921885
(203) 949-2700
fax (203) 949-2712
Mailing address
101 N Plains Industrial RD
Wallingford, CT 064922360

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1981 — 45 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Connecticut #025655

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700860699. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,151
Distinct HCPCS
10
Medicare allowed
$169,377
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 1,355 13 $0
77063 Screening 3d breast mammography 144 144 $55
77067 Screening mammography 144 144 $135
76641 Complete ultrasound scan of 1 breast 111 111 $162
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 65 59 $118
78803 Nuclear medicine study, spect imaging, 1 area or single acquisition, single day imaging 39 39 $388
A9584 Iodine 1-123 ioflupane, diagnostic, per study dose, up to 5 millicuries 35 35 $2,429
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 27 27 $30
77065 Diagnostic mammography of 1 breast 26 26 $40
78452 Nuclear medicine studies of heart muscle at rest and with stress and spect 26 26 $78

In context: peer comparison

Among 2 peers in this city , average services per provider: 100. This provider delivers 22× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Holley Dey's medical specialty?
Dr. Holley Dey practices Diagnostic Radiology Physician in Wallingford, CT.
Where does Dr. Holley Dey practice?
Dr. Holley Dey practices at 97 Barnes RD, Wallingford, CT 064921885. Office phone: 2039492700.
What is Dr. Holley Dey's NPI?
Dr. Holley Dey's National Provider Identifier (NPI) is 1700860699, issued by NPPES.
Does Dr. Holley Dey accept Medicare assignment?
Yes. Dr. Holley Dey accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Holley Dey commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Screening 3d breast mammography (HCPCS 77063); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.