Individual provider Active NPI

Blair Colette McNamara, MD

  • Gynecologic Oncology Physician
  • New Haven, CT
National Provider Identifier
1639674138
Registry record updated Jun 3, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gynecologic Oncology PhysicianTaxonomy code 207VX0201X
License
70871 Issued in CT
Practice address
20 York St
New Haven, CT 06510-3220
Phone
(203) 785-5188
NPI assigned
Mar 27, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 3, 2022

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Obstetrics & Gynecology Physician 207V00000X A165553 CA
Gynecologic Oncology Physician 207VX0201X 70871 CT Primary

Addresses

Primary practice location

20 York St
New Haven, CT 06510-3220

Mailing address

100 Church St S # F201
New Haven, CT 06519-1703
Phone (203) 785-5188

Other identifiers 1

IdentifierTypeStateIssuer
RES000OtherUPIN

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address blair.mcnamara@yale.edu Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CT
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20220927001817 CT Practitioner - Obstetrics/Gynecology 8123421138 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Obstetrics/Gynecology
Education
Yale University School of Medicine, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Yale UniversityGroup PAC ID 9436061736, 2,632 clinicians

Practice addresses (Care Compare)

35 Park St
New Haven, CT 06519-1110
Phone (203) 785-4191

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
A165553CAMDObstetrics & Gynecology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Yale University Obstetrics & Gynecology CurrentSince Aug 4, 2022 Accepting new patients
Stamford Health Medical Group Inc Obstetrics & Gynecology CurrentSince Sep 26, 2025 Accepting new patients
Greenwich Hospital CurrentSince Dec 17, 2025 Accepting new patients
Yale University CurrentSince Aug 4, 2022 Accepting new patients
Greenwich Hospital CurrentSince Dec 17, 2025 Accepting new patients

Locations

5 Perryridge Rd
Greenwich, CT 06830
Phone (203) 661-5330

100 Church St S
#F201
New Haven, CT 06519

50 Division St
New Haven, CT 06511
Phone (203) 785-2140

800 Howard Ave
New Haven, CT 06519
Phone (203) 785-2140

35 Park St
New Haven, CT 06519
Phone (203) 200-2100

789 Howard Ave
North Haven, CT 06519
Phone (203) 688-2471

20 York St
North Haven, CT 06510
Phone (203) 688-2433

5 High Ridge Park
Ste 103
Stamford, CT 06905
Phone (203) 276-4644

1 Hospital Plz
Stamford, CT 06902
Phone (203) 276-4925

Interoperability endpoints

  • Direct secure messaging: bmcnamara334249@direct.ynhh.org
  • Direct secure messaging: bmcnamara581734@hisp.ehr.sutterhealth.org
  • FHIR API: https://fhir4.healow.com/fhir/r4/ABCIBA

Organizations & group practices 5

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 4

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1522108800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1654214400000",
    "number": "1639674138",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "100 CHURCH ST S # F201",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065191703",
            "telephone_number": "203-785-5188",
            "fax_number": "203-785-5163"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "20 YORK ST",
            "city": "NEW HAVEN",
            "state": "CT",
            "postal_code": "065103220",
            "telephone_number": "203-785-5188"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MCNAMARA",
        "first_name": "BLAIR",
        "middle_name": "COLETTE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-03-27",
        "last_updated": "2022-06-03",
        "certification_date": "2022-06-03",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207V00000X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology",
            "state": "CA",
            "license": "A165553",
            "primary": false
        },
        {
            "code": "207VX0201X",
            "taxonomy_group": "",
            "desc": "Obstetrics & Gynecology, Gynecologic Oncology",
            "state": "CT",
            "license": "70871",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "UPIN",
            "identifier": "RES000",
            "state": null
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "blair.mcnamara@yale.edu",
            "affiliation": "N",
            "endpointDescription": "Email",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "Email",
            "address_1": "20 York St",
            "city": "New Haven",
            "state": "CT",
            "country_code": "US",
            "postal_code": "065103220",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in New Haven, CT

Sources for this page

Verify at the official NPI Registry.