Matthew J O Brien, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

141215-1 Issued in NY

Practice address

85 High St
Buffalo, NY 14203-1149

Phone

(716) 857-8616

Fax

(716) 250-5945

NPI assigned

May 5, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Other identifiers 5

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

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

{
    "created_epoch": "1146787200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1208131200000",
    "number": "1972551430",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6255 SHERIDAN DR",
            "address_2": "SUITE 304",
            "city": "WILLIAMSVILLE",
            "state": "NY",
            "postal_code": "142214836",
            "telephone_number": "716-857-8666",
            "fax_number": "716-857-8944"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "85 HIGH ST",
            "city": "BUFFALO",
            "state": "NY",
            "postal_code": "142031149",
            "telephone_number": "716-857-8616",
            "fax_number": "716-250-5945"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O BRIEN",
        "first_name": "MATTHEW",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-05",
        "last_updated": "2008-04-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "NY",
            "license": "141215-1",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "WORKERS COMPENSATION",
            "identifier": "141215-4W",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HEALTH NOW",
            "identifier": "000508257001",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "IHA",
            "identifier": "0403994",
            "state": "NY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "UNIVERA",
            "identifier": "00010129001",
            "state": "NY"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00644546",
            "state": "NY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

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• Nysarc Erie County
• Michelle T O Dierno
• Vanessa O Neil
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• Terrence Patrick O Neill, D.C.
• Catherine O'Brien

• Internal Medicine Physician in Buffalo, NY
• Providers in Buffalo, NY by specialty
• Internal Medicine Physician in New York

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 14, 2008; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.