Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. MARY A WINSTON DC
NPI 1881731180
Chiropractor in Wilton, CT

Q: What is Mary Winston's NPI number?

The NPI number for Mary Winston is 1881731180. It was assigned to this individual provider in the NPPES registry on January 30, 2007.

Q: What is Mary Winston's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Q: When was this NPI record last updated?

The NPPES record for Mary Winston was last updated on September 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days 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 January 30, 2007

414 OLMSTEAD HILL RD, WILTON, CT 06897(203) 834-1515 Get Directions Write a Review

NPPES record last updated: September 11, 2026. Verified against the NPPES registry weekly; last sync: September 20, 2026.

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About Dr. Mary A Winston Dc NPPES

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

DR. MARY A WINSTON DC (NPI 1881731180) is an individual chiropractor in Wilton, Connecticut, licensed in Connecticut (645) and active in the NPI registry since January 2007. She is a graduate of Other (1986).

NPPES Registry Identity

NPI1881731180

Entity TypeIndividualFemale

Primary Taxonomy111N00000X

Provider Legal NameDR. MARY A WINSTONCredential: DC

Location Address414 OLMSTEAD HILL RDWilton, CT 06897-2138

Mailing Address414 Olmstead RdWilton, CT 06897 · (203) 834-1515

Phone(203) 834-1515

Sole ProprietorYes

Medical School CMSOtherGraduated 1986

Enumeration DateJanuary 30, 2007

Last NPPES UpdateSeptember 11, 2026

NPPES CertifiedSeptember 10, 2026

✔ NPI 1881731180 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyChiropractorChiropractic Providers

Taxonomy Code111N00000X

License✔ Licensed in CT · 645

Definition

A provider qualified by a Doctor of Chiropractic (D.C.), licensed by the State and who practices chiropractic medicine -that discipline within the healing arts which deals with the nervous system and its relationship to the spinal column and its interrelationship with other body systems.

414 OLMSTEAD HILL RD, Wilton, CT 06897

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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 (PECOS)

Dr. Mary A Winston Dc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID9436053998

PECOS Enrollment IDI20031125000778

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 Mary Winston's NPI number?

The NPI number for Mary Winston is 1881731180. It was assigned to this individual provider in the NPPES registry on January 30, 2007.

Where is Mary Winston located?

Mary Winston practices at 414 Olmstead Hill Rd, Wilton, CT 06897. The listed phone number is (203) 834-1515.

What is Mary Winston's specialty?

The primary specialty registered for this NPI is Chiropractor with taxonomy code 111N00000X.

Is Mary Winston enrolled in Medicare?

Yes. Mary Winston is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Mary Winston was last updated on September 11, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 days 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.