Is this information incorrect? This page shows public data from NPPES. Update your record in NPPES and this page will update automatically within 7 days.
Individual
THOMAS R DEFANTI
Active
Individual
THOMAS R DEFANTI
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
MD
Taxonomy
Speciality
Code
Description
License number
State
207QA0401X
Addiction Medicine (Family Medicine) Physician
011764
ME
2084A0401X
Addiction Medicine (Psychiatry & Neurology) Physician
Primary
049233
CT
Other
Enumeration date
07/19/2006
Last updated
10/13/2025
About Stedi
Stedi is the only programmable healthcare clearinghouse. You can use Stedi's APIs to process eligibility checks, claims, remits, and more.
Sign upProduct
Developers