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CYNTHIA ALDER TREACY P.A.
NPI 1588799399
Physician Assistant - Medical in Greenwich, CT

Active since February 22, 2007
75 HOLLY HILL LN, GREENWICH, CT 06830(203) 869-6960 Get Directions Write a Review

NPPES record last updated: September 7, 2016. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Cynthia Alder Treacy P.a. NPPES

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

CYNTHIA ALDER TREACY P.A. (NPI 1588799399) is an individual medical provider in Greenwich, Connecticut and active in the NPI registry since February 2007.

NPPES Registry Identity

NPI1588799399
Entity TypeIndividualFemale
Primary Taxonomy363AM0700X
Provider Legal NameCYNTHIA ALDER TREACYCredential: P.A.
Location Address75 HOLLY HILL LNGreenwich, CT 06830-6098
Mailing Address15 Corporate DrTrumbull, CT 06611-1351 · (203) 637-1253
Phone(203) 869-6960
Sole ProprietorNo
Enumeration DateFebruary 22, 2007
Last NPPES UpdateSeptember 7, 2016
✔ NPI 1588799399 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician Assistant · MedicalPhysician Assistants & Advanced Practice Nursing Providers
Taxonomy Code363AM0700X
75 HOLLY HILL LN, Greenwich, CT 06830
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Other Identifiers 2

Medicare UPINS81571CT
Medicare ID-Type Unspecified970001612

Other Providers at the Same Location NPPES 20

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

DR. NICHOLAS HARRISON BROWNING M.D.
Internal Medicine
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 863-3400
DR. MARCELYN CAROL MOLLOY MD
Internal Medicine
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 869-6960
HARBOR POINT DENTAL AT GREENWICH PC
Dentist (General Practice)
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 548-0826
BRIAN ROBERTS
Physical Therapist
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 276-8526
GREENWICH NEUROSURGERY, P.C.
Neurological Surgery
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 661-3333
MELISSA GIBLIN PA-C
Physician Assistant
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 717-1760
NICHOLE S FERREIRA APRN
Nurse Practitioner (Primary Care)
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 869-6960
RUTH SANDRA THEAMAN LCSW-R
Social Worker (Clinical)
75 HOLLY HILL LN
GREENWICH, CT 06830
Western Connecticut Planning Region (203) 457-3669

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 Cynthia Treacy's NPI number?

The NPI number for Cynthia Treacy is 1588799399. It was assigned to this individual provider in the NPPES registry on February 22, 2007.

Where is Cynthia Treacy located?

Cynthia Treacy practices at 75 Holly Hill Ln, Greenwich, CT 06830. The listed phone number is (203) 869-6960.

What is Cynthia Treacy's specialty?

The primary specialty registered for this NPI is Physician Assistant, specializing in Medical, with taxonomy code 363AM0700X.

When was this NPI record last updated?

The NPPES record for Cynthia Treacy was last updated on September 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.