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Contact Information

ANTHONY J TOMASSONI, MD
464 CONGRESS AVE STE 260
YALE UNIVERSITY, SECTION OF EMERGENCYMEDICINE
NEW HAVEN, CT06519-1361
 Phone: 203-785-4404
 Fax: 203-785-3196
 Website:
 

Specialty

Taxonomy Code Specialty Code Provider Type

Emergency Medicine

207P00000X 93 Physician/Emergency Medicine
 

Medical Toxicology

207PT0002X 93 Physician/Emergency Medicine
Indicates primary specialty

NPI Profile & details for ANTHONY J TOMASSONI · (Male)

NPI Number 1487740122
Status Active
Credentials MD
Entity Individual
Enumeration date 10/04/2006
Last updated 09/11/2025 - About 9 months ago
Sole proprietor 1 Yes
Identifiers
  • CT License # 045057
  • ME License # 014140
Hospital affiliation(s)
  • YALE-NEW HAVEN HOSPITAL - (Acute Care)
    20 YORK ST
    NEW HAVEN, CT 06504
1 A sole proprietor/sole proprietorship is an individual, and as such, is eligible for a single NPI number. The sole proprietor must apply for the NPI number using his or her own Social Security Number (SSN), not an Employer Identification Number (EIN) even if he/she has an EIN.

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