NPIMap

Organization Active NPI

Robert L Singer MD and James N Cohn MD

  • Ophthalmology Physician
  • Fremont, CA
National Provider Identifier
1902990047
Registry record updated Feb 8, 2008
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
G3283 Issued in CA
Legal business name
ROBERT L SINGER MD AND JAMES N COHN MD
Practice address
38024 Martha Ave
Fremont, CA 94536
Phone
(510) 791-2233
Fax
(510) 791-0795
NPI assigned
Oct 3, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Feb 8, 2008

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

Authorized official

Name
Dr. James N Cohn, MDNPI 1043304173
Title
Partner
Phone
(510) 791-2233

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 2

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology PhysicianGroup: 193400000X MULTIPLE SINGLE SPECIALTY GROUP 207W00000X G3283 CA Primary
Ophthalmology PhysicianGroup: 193400000X MULTIPLE SINGLE SPECIALTY GROUP 207W00000X G57505 CA

Addresses

Primary practice location

38024 Martha Ave
Fremont, CA 94536

Mailing address

38024 Martha Ave
Fremont, CA 94536
Phone (510) 791-2233

Other identifiers 1

IdentifierTypeStateIssuer
GR0030010MedicaidCA

National Provider Directory

National Provider Directory

Practitioners & affiliated clinicians

Practitioners 7

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.

NPI Registry JSON

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

{
    "created_epoch": "1159833600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1202428800000",
    "number": "1902990047",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "38024 MARTHA AVE",
            "city": "FREMONT",
            "state": "CA",
            "postal_code": "94536",
            "telephone_number": "510-791-2233",
            "fax_number": "510-791-0795"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "38024 MARTHA AVE",
            "city": "FREMONT",
            "state": "CA",
            "postal_code": "94536",
            "telephone_number": "510-791-2233",
            "fax_number": "510-791-0795"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ROBERT L SINGER MD AND JAMES N COHN MD",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-10-03",
        "last_updated": "2008-02-08",
        "status": "A",
        "authorized_official_last_name": "COHN",
        "authorized_official_first_name": "JAMES",
        "authorized_official_middle_name": "N",
        "authorized_official_title_or_position": "PARTNER",
        "authorized_official_telephone_number": "510-791-2233",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "MD"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "G3283",
            "primary": true
        },
        {
            "code": "207W00000X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "G57505",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "GR0030010",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Fremont, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 8, 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.