NPPES file of Aug 9, 2026

Winchester Ob/Gyn Associates in Winchester, MA

This location of Winchester Ob Gyn Associates bills under NPI 1790237121, an organization record issued on Nov 2, 2016 with the primary taxonomy Specialist. It is one of 2 NPIs registered under this name and one of 2 in Winchester; each clinician who sees you there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1790237121
Legal name
Winchester Ob/Gyn Associates
Entity
Type 2 · organization, a subpart
Parent organization
Winchester Ob/Gyn Associates
Primary taxonomy
Specialist 174400000X
Practice location
1021 MAIN ST SUITE 102, Winchester, MA 01890
Phone
781-721-4701
Enumerated
Nov 2, 2016
Record updated
Nov 2, 2016
Authorized official
Practice Administrator (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

The other Winchester NPI

  1. Winchester Ob Gyn Associates, PC1021 MAIN ST SUITE 102 · issued Dec 27, 20061811052954

2 clinicians CMS lists with Winchester Ob Gyn Associates in Winchester

  1. Teresa Bose, MDObstetrics & Gynecology Physician1699790824
  2. Donald Druga, MDObstetrics & Gynecology Physician1114928405

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

All 2 Winchester Ob Gyn Associates NPIs

Every location registered under this name, in 1 city.

See every location

Checking an organization

  1. Confirm the business with the Massachusetts secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

What does subpart mean?

The organization registered this NPI as a subpart: a part of the organization, such as a location, that bills under its own NPI.

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Which Winchester NPI should I use?

Ask the office which NPI it bills under; all 2 Winchester NPIs are registered under the same name.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.