DR. JACK FINKELSTEIN MD
NPI 1427022466
Specialist in Sharon, CT

Q: What is Jack Finkelstein's NPI number?

The NPI number for Jack Finkelstein is 1427022466. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Q: What is Jack Finkelstein's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

Q: When was this NPI record last updated?

The NPPES record for Jack Finkelstein was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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 February 15, 2006

40 GAY ST, SHARON, CT 06069(860) 364-0350(860) 364-1367 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: September 27, 2026.

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About Dr. Jack Finkelstein Md NPPES

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

DR. JACK FINKELSTEIN MD (NPI 1427022466) is an individual specialist in Sharon, Connecticut, licensed in Connecticut (014916) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1427022466

Entity TypeIndividualMale

Primary Taxonomy174400000X

Provider Legal NameDR. JACK FINKELSTEINCredential: MD

Location Address40 GAY STSharon, CT 06069-2058

Mailing AddressPo Box 1218, 40 Gay StSharon, CT 06069-1218 · (860) 364-0350 · Fax (860) 364-1367

Phone(860) 364-0350

Fax(860) 364-1367

Sole ProprietorNo

Enumeration DateFebruary 15, 2006

Last NPPES UpdateJuly 13, 2026

✔ NPI 1427022466 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers

Taxonomy Code174400000X

License✔ Licensed in CT · 014916

Definition

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

40 GAY ST, Sharon, CT 06069

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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 Jack Finkelstein's NPI number?

The NPI number for Jack Finkelstein is 1427022466. It was assigned to this individual provider in the NPPES registry on February 15, 2006.

Where is Jack Finkelstein located?

Jack Finkelstein practices at 40 Gay St, Sharon, CT 06069. The listed phone number is (860) 364-0350.

What is Jack Finkelstein's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Jack Finkelstein was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.