What is Winchester Ob/Gyn Associates's NPI number?

Winchester Ob/Gyn Associates's National Provider Identifier (NPI) is 1790237121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Winchester Ob/Gyn Associates?

Winchester Ob/Gyn Associates is classified in the NPPES registry as Specialist (Other Service Providers).

Where is Winchester Ob/Gyn Associates located?

Winchester Ob/Gyn Associates's practice location on file with NPPES is 1021 Main St, Winchester, MA 01890-1969.

What is Winchester Ob/Gyn Associates's phone number?

The practice phone number listed in the NPPES registry for Winchester Ob/Gyn Associates is (781) 721-4701.

Who is the authorized official for Winchester Ob/Gyn Associates?

The authorized official listed on Winchester Ob/Gyn Associates's NPPES record is Judith Mclean, Practice Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Winchester Ob/Gyn Associates's NPI active?

Yes — Winchester Ob/Gyn Associates's NPI (1790237121) is active in the NPPES registry as of the last update on 2016-11-02.

OrganizationActive

Winchester Ob/Gyn Associates

NPI 1790237121 · Specialist · Winchester, MA

Winchester Ob/Gyn Associates is a Specialist organization in Winchester, MA (NPI 1790237121).

Provider details

NPI number: 1790237121
Entity type: Organization
Primary specialty: SpecialistOther Service Providers
Parent organization: Winchester Ob/Gyn Associates
Organization subpart: Yes
Authorized official: Judith Mclean, Practice Administrator(781) 721-4701

Practice location

1021 Main St

Suite 102

Winchester, MA 01890-1969

Phone: (781) 721-4701

Fax: (781) 729-5262

Street-level locationGet directions

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Mailing address

1021 Main St

Winchester, MA 01890-1969

Specialties & taxonomies

SpecialistPrimary174400000X
Other Service Providers

Profile Score

Established profile(72/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
10 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2016-11-02
Last updated: 2016-11-02

Frequently asked questions

What is Winchester Ob/Gyn Associates's NPI number?: Winchester Ob/Gyn Associates's National Provider Identifier (NPI) is 1790237121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Winchester Ob/Gyn Associates?: Winchester Ob/Gyn Associates is classified in the NPPES registry as Specialist (Other Service Providers).
Where is Winchester Ob/Gyn Associates located?: Winchester Ob/Gyn Associates's practice location on file with NPPES is 1021 Main St, Winchester, MA 01890-1969.
What is Winchester Ob/Gyn Associates's phone number?: The practice phone number listed in the NPPES registry for Winchester Ob/Gyn Associates is (781) 721-4701.
Who is the authorized official for Winchester Ob/Gyn Associates?: The authorized official listed on Winchester Ob/Gyn Associates's NPPES record is Judith Mclean, Practice Administrator. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Winchester Ob/Gyn Associates's NPI active?: Yes — Winchester Ob/Gyn Associates's NPI (1790237121) is active in the NPPES registry as of the last update on 2016-11-02.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions