Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Anthony J Tomassoni, MD

Individual provider Emergency Medicine Physician · NPI 1487740122

Dr. Anthony J Tomassoni, MD is an Emergency Medicine in New Haven, Connecticut. Graduated from Rutgers New Jersey Medical School in 1989, 37 years ago. Practices with Yale University, a 2,618-clinician group and accepts Medicare assignment. Licensed in Connecticut and Maine.

Years since qualifying
37
Trained at
Rutgers New Jersey Medical School
Licensed in
CT, ME
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

464 Congress Ave Ste 260 Yale University Section OF Emergencymedicine
New Haven, CT 06519-1361
Phone: (203) 785-4404
Fax: (203) 785-3196
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 045057 (CT)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 014140 (ME)
Medical Toxicology (Emergency Medicine) Physician Taxonomy 207PT0002X · Licence 045057 (CT)

Record details

NPI number1487740122
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 4, 2006
Last updated in NPPESSeptember 11, 2025
Mailing address464 Congress Ave Ste 260, Yale University, Section Of Emergencymedicine, New Haven, CT 06519-1361

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Also practisesMEDICAL TOXICOLOGY
Medical schoolRUTGERS NEW JERSEY MEDICAL SCHOOL
Graduated 1989 (37 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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