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Addiction Medicine Doctors (Psychiatry & Neurology) in Connecticut

Data updated monthly · Last refresh October 2026

10 Addiction Medicine (Psychiatry & Neurology) providers practice in Connecticut, including 1 (10%) offering telehealth. The largest concentration is in Canaan. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.

10providers
1telehealth
Canaantop city

Addiction Medicine (Psychiatry & Neurology) by city in Connecticut

Choose a city to see providers there.

Addiction Medicine (Psychiatry & Neurology) in Canaan1 providers
Addiction Medicine (Psychiatry & Neurology) in North Stonington1 providers
Addiction Medicine (Psychiatry & Neurology) in Newington1 providers
Addiction Medicine (Psychiatry & Neurology) in Rocky Hill1 providers
Addiction Medicine (Psychiatry & Neurology) in Derby1 providers
Addiction Medicine (Psychiatry & Neurology) in Hartford1 providers
Addiction Medicine (Psychiatry & Neurology) in Middletown1 providers
Addiction Medicine (Psychiatry & Neurology) in West Haven1 providers
Addiction Medicine (Psychiatry & Neurology) in Hamden1 providers
Addiction Medicine (Psychiatry & Neurology) in Danbury1 providers

Where Addiction Medicine Doctors (Psychiatry & Neurology) in Connecticut practice

From CMS Medicare enrollment records covering 2 of the 10 providers listed here (20%). Providers who do not bill Medicare are not included in these figures.

Largest practice groups

Group (as registered with Medicare)Addiction Medicine Doctors (Psychiatry & Neurology)All clinicians in groupMain city
Connecticut Addiction Medicine, LLC26Rocky Hill

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Addiction Medicine (Psychiatry & Neurology) providers in Connecticut

Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Magdalena Wieczorek, PMNP-BC
Canaan, CT · No drug or device payments recorded (2025) · (860) 824-1397
Dr. Holly Seddon, M.D.
Danbury, CT · No drug or device payments recorded (2025) · (203) 797-7443
Dr. Edward Halstead, M.D.
Derby, CT · No drug or device payments recorded (2025) · (203) 732-7403
Dr. George Gammon, MD
Hamden, CT · No drug or device payments recorded (2025) · (203) 865-6540
Dr. Peter Strong, M.D.
Hartford, CT · No drug or device payments recorded (2025) · (860) 525-2181
Dr. Vincent Mcclain, M.D.
Middletown, CT · $19 in drug and device payments (2025) · (860) 559-8565
Dr. John Antonucci
Newington, CT · $1,003 in drug and device payments (2025) · (860) 677-6747
Dr. Thomas Defanti, MD
North Stonington, CT · $497 in drug and device payments (2025) · (860) 535-1010
Dr. Mahboob Aslam, MD
Rocky Hill, CT · $101 in drug and device payments (2025) · Telehealth · (860) 757-3874
Dr. Isabel Rathbone, M.D.
West Haven, CT · No drug or device payments recorded (2025) · (203) 932-5711

Common questions

How many Addiction Medicine (Psychiatry & Neurology) providers are in Connecticut?

There are 10 Addiction Medicine (Psychiatry & Neurology) providers with active NPI records practicing in Connecticut, according to federal NPPES data refreshed monthly.

Do Addiction Medicine (Psychiatry & Neurology) providers in Connecticut offer telehealth?

Yes. 1 of the 10 Addiction Medicine (Psychiatry & Neurology) providers in Connecticut (about 10%) report offering telehealth services in CMS data.

Which cities in Connecticut have the most Addiction Medicine (Psychiatry & Neurology) providers?

Canaan (1), North Stonington (1), Newington (1) have the highest concentration of Addiction Medicine (Psychiatry & Neurology) providers in Connecticut.

Where does this data come from?

Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

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Related

Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Addiction Medicine (Psychiatry & Neurology) in Connecticut? Get featured.