DR. THOMAS MITCHELL DUFFY O.D.
NPI 1063503613
Optometrist in Ansonia, CT

Q: What is Thomas Duffy's NPI number?

The NPI number for Thomas Duffy is 1063503613. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Q: What is Thomas Duffy's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Q: When was this NPI record last updated?

The NPPES record for Thomas Duffy was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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 September 27, 2006PECOS Enrolled

336 MAIN ST, ANSONIA, CT 06401(203) 732-3937(203) 735-0805 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 02, 2026.

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About Dr. Thomas Mitchell Duffy O.d. NPPES

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

DR. THOMAS MITCHELL DUFFY O.D. (NPI 1063503613) is an individual optometrist in Ansonia, Connecticut, licensed in Connecticut (002121) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1063503613

Entity TypeIndividualMale

Primary Taxonomy152W00000X

Provider Legal NameDR. THOMAS MITCHELL DUFFYCredential: O.D.

Location Address336 MAIN STAnsonia, CT 06401-2303

Mailing Address336 Main StAnsonia, CT 06401-2303 · (203) 732-3937 · Fax (203) 735-0805

Phone(203) 732-3937

Fax(203) 735-0805

Sole ProprietorYes

Enumeration DateSeptember 27, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1063503613 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in CT · 002121

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

336 MAIN ST, Ansonia, CT 06401

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Other Identifiers 2

Medicare UPINT21998CT

Medicare ID-Type Unspecified410001056CT

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Thomas Mitchell Duffy O.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 06401 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

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

Most-billed visit code 99213

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 2

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

BEST VISION LLC

Optometrist

336 MAIN ST
ANSONIA, CT 06401

Naugatuck Valley Planning Region (203) 732-3937

KELLY T NGUYEN

Optometrist

336 MAIN ST
ANSONIA, CT 06401

Naugatuck Valley Planning Region (203) 732-3937

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 Duffy's NPI number?

The NPI number for Thomas Duffy is 1063503613. It was assigned to this individual provider in the NPPES registry on September 27, 2006.

Where is Thomas Duffy located?

Thomas Duffy practices at 336 Main St, Ansonia, CT 06401. The listed phone number is (203) 732-3937.

What is Thomas Duffy's specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Thomas Duffy enrolled in Medicare?

Yes. Thomas Duffy is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Thomas Duffy was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.