NPIMap

Organization Active NPI

Blair S. Lewis, M.D.,P.C.

  • Gastroenterology Physician
  • New York, NY
National Provider Identifier
1306084892
Registry record updated Jul 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
156442-1 Issued in NY
Legal business name
BLAIR S. LEWIS, M.D.,P.C.
Practice address
1067 5TH Ave
New York, NY 10128-0101
Phone
(212) 369-6600
Fax
(212) 369-8975
NPI assigned
Jan 22, 2009
Last updated
Jul 20, 2026By the provider in NPPES
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 20, 2026

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

Authorized official

Name
Dr. Blair Seth Lewis, M.D.NPI 1689765521
Title
Owner
Phone
(212) 369-6600

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology Physician 207RG0100X 156442-1 NY Primary

Addresses

Primary practice location

1067 5TH Ave
New York, NY 10128-0101

Mailing address

1067 5TH Ave
New York, NY 10128-0101
Phone (212) 369-6600

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NY

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20090325000486 NY Part B Supplier - Clinic/Group Practice 3274690904 Receives reassigned benefits from 3 practitioners
Practice locations: New York, NY

National Provider Directory

National Provider Directory

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/1808/brand/1/csg/1/fhir/r4

Practitioners & affiliated clinicians

Practitioners 26

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 26

NPI Registry JSON

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

{
    "created_epoch": "1232582400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1784505600000",
    "number": "1306084892",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1067 5TH AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "101280101",
            "telephone_number": "212-369-6600",
            "fax_number": "212-369-8975"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1067 5TH AVE",
            "city": "NEW YORK",
            "state": "NY",
            "postal_code": "101280101",
            "telephone_number": "212-369-6600",
            "fax_number": "212-369-8975"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "BLAIR S. LEWIS, M.D.,P.C.",
        "organizational_subpart": "NO",
        "enumeration_date": "2009-01-22",
        "last_updated": "2026-07-20",
        "certification_date": "2026-07-20",
        "status": "A",
        "authorized_official_last_name": "LEWIS",
        "authorized_official_first_name": "BLAIR",
        "authorized_official_middle_name": "SETH",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "212-369-6600",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "NY",
            "license": "156442-1",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in New York, NY

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 20, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.