Doctor profile · Federal record

Dr. Anthony Tomassoni, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Medical Toxicology (Emergency Medicine) Physician · New Haven, CT

  • NPI 1487740122
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 37 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
464 Congress Ave Ste 260, Yale University, Section of Emergencymedicine
New Haven, CT 065191361
(203) 785-4404
fax (203) 785-3196

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 11, 2025
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Connecticut #045057 · Maine #014140

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1487740122. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
462
Distinct HCPCS
5
Medicare allowed
$72,907
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 217 209 $185
99284 Emergency department visit with moderate level of medical decision making 102 100 $127
99291 Critical care, first 30-74 minutes 77 76 $225
93308 Ultrasound of heart, follow-up 49 48 $26
99283 Emergency department visit with low level of medical decision making 17 17 $76

In context: peer comparison

Among 76 peers in New Haven Emergency Medicine Physician, average services per provider: 72. This provider delivers 6.4× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Anthony Tomassoni's medical specialty?
Dr. Anthony Tomassoni practices Emergency Medicine Physician in New Haven, CT.
Where does Dr. Anthony Tomassoni practice?
Dr. Anthony Tomassoni practices at 464 Congress Ave Ste 260, New Haven, CT 065191361. Office phone: 2037854404.
What is Dr. Anthony Tomassoni's NPI?
Dr. Anthony Tomassoni's National Provider Identifier (NPI) is 1487740122, issued by NPPES.
Does Dr. Anthony Tomassoni accept Medicare assignment?
Yes. Dr. Anthony Tomassoni accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Anthony Tomassoni commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.