THOMAS R DEFANTI MD
NPI 1043239783
Psychiatry & Neurology - Addiction Medicine in North Stonington, CT

Q: What is Thomas Defanti's NPI number?

The NPI number for Thomas Defanti is 1043239783. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Q: What is Thomas Defanti's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Medicine, with taxonomy code 2084A0401X.

Q: When was this NPI record last updated?

The NPPES record for Thomas Defanti was last updated on October 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 19, 2006PECOS EnrolledAccepts Medicare Assignment

75 SWANTOWN HL, NORTH STONINGTON, CT 06359(860) 535-1010(860) 445-3677 Get Directions Write a Review

NPPES record last updated: October 13, 2025. Verified against the NPPES registry weekly; last sync: October 11, 2026.

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About Thomas R Defanti Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THOMAS R DEFANTI MD (NPI 1043239783) is an individual addiction medicine provider in North Stonington, Connecticut, licensed in Connecticut (049233) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Georgetown University School Of Medicine (1981).

NPPES Registry Identity

NPI1043239783

Entity TypeIndividualMale

Primary Taxonomy2084A0401X

Provider Legal NameTHOMAS R DEFANTICredential: MD

Location Address75 SWANTOWN HLNorth Stonington, CT 06359-1022

Mailing Address75 Swantown HlNorth Stonington, CT 06359-1022 · (860) 535-1010 · Fax (860) 445-3677

Phone(860) 535-1010

Fax(860) 445-3677

Sole ProprietorNo

Medical School CMSGeorgetown University School Of MedicineGraduated 1981

Enumeration DateJuly 19, 2006

Last NPPES UpdateOctober 13, 2025

NPPES CertifiedOctober 13, 2025

✔ NPI 1043239783 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · Addiction MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2084A0401X

License✔ Licensed in CT · 049233

Definition

A doctor of osteopathy board eligible/certified in the field of Psychiatry by the American Osteopathic Board of Neurology and Psychiatry is able to obtain a Certificate of Added Qualifications in the field of Addiction Medicine

Also ListedFamily Medicine · Addiction MedicineTaxonomy 207QA0401X · License 011764 (ME)

75 SWANTOWN HL, North Stonington, CT 06359

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Thomas R Defanti Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2668416512

PECOS Enrollment IDI20230504002531

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06359 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

Established Patient

$106.68 typical visit price

range $19.76 – $149.26

Typical copayment $26.67 (range $4.94 – $37.31)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. KATHERINE M. NICHOLS APRN

Clinical Nurse Specialist (Psychiatric/Mental Health, Adult)

75 SWANTOWN HL, STONINGTON INSTITUTE
NORTH STONINGTON, CT 06359

Southeastern Connecticut Planning Region (860) 535-1010

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Defanti's NPI number?

The NPI number for Thomas Defanti is 1043239783. It was assigned to this individual provider in the NPPES registry on July 19, 2006.

Where is Thomas Defanti located?

Thomas Defanti practices at 75 Swantown Hl, North Stonington, CT 06359. The listed phone number is (860) 535-1010.

What is Thomas Defanti's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Addiction Medicine, with taxonomy code 2084A0401X.

Is Thomas Defanti enrolled in Medicare?

Yes. Thomas Defanti is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Thomas Defanti was last updated on October 13, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.