NPIMap

Organization Active NPI

Gastroenterology Medical Group, Inc.

  • Gastroenterology Physician
  • Concord, CA
National Provider Identifier
1811040967
Registry record updated Feb 27, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gastroenterology PhysicianTaxonomy code 207RG0100X
License
G268490 Issued in CA
Legal business name
GASTROENTEROLOGY MEDICAL GROUP, INC.
Practice address
2415 High School Ave
Suite 100
Concord, CA 94520-1800
Phone
(925) 687-9650
Fax
(925) 685-8447
NPI assigned
Jan 20, 2007
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Feb 27, 2008

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

Authorized official

Name
Dr. Richard Augustus Messian, M.D.
Title
Ceo
Phone
(925) 687-9650

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gastroenterology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207RG0100X G268490 CA Primary

Addresses

Primary practice location

2415 High School Ave
Suite 100
Concord, CA 94520-1800

Mailing address

2415 High School Ave
Suite 100
Concord, CA 94520-1800
Phone (925) 687-9650

National Provider Directory

National Provider Directory

Locations

2415 High School Ave
Ste 100
Concord, CA 94520
Phone (510) 687-9650

NPI Registry JSON

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

{
    "created_epoch": "1169251200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1204070400000",
    "number": "1811040967",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2415 HIGH SCHOOL AVE",
            "address_2": "SUITE 100",
            "city": "CONCORD",
            "state": "CA",
            "postal_code": "945201800",
            "telephone_number": "925-687-9650",
            "fax_number": "925-685-8447"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2415 HIGH SCHOOL AVE",
            "address_2": "SUITE 100",
            "city": "CONCORD",
            "state": "CA",
            "postal_code": "945201800",
            "telephone_number": "925-687-9650",
            "fax_number": "925-685-8447"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GASTROENTEROLOGY MEDICAL GROUP, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-01-20",
        "last_updated": "2008-02-27",
        "status": "A",
        "authorized_official_last_name": "MESSIAN",
        "authorized_official_first_name": "RICHARD",
        "authorized_official_middle_name": "AUGUSTUS",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "925-687-9650",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207RG0100X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine, Gastroenterology",
            "state": "CA",
            "license": "G268490",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Concord, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 27, 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.