NPIMap

Organization Active NPI

Clark S. Tsai, M.D., Inc.

  • Ophthalmology Physician
  • Oakland, CA
National Provider Identifier
1487930996
Registry record updated Dec 14, 2011
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
License
G76192 Issued in CA
Legal business name
CLARK S. TSAI, M.D., INC.
Practice address
350 30TH St
Suite 444
Oakland, CA 94609-3424
Phone
(925) 864-8886
Fax
(925) 689-7748
NPI assigned
Oct 28, 2011
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 14, 2011

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

Authorized official

Name
Dr. Clark S. Tsai, M.D.NPI 1720096829
Title
Ceo
Phone
(925) 864-8886

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
Ophthalmology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207W00000X G76192 CA Primary

Addresses

Primary practice location

350 30TH St
Suite 444
Oakland, CA 94609-3424

Mailing address

2700 Grant St
Suite 100
Concord, CA 94520-2266
Phone (925) 864-8886

National Provider Directory

National Provider Directory
Tax ID family
Clark S Tsai MD Inc4 organizations share this tax ID, including this one

Other organizations with this tax ID 3

Organizations that report the same tax identification number in the National Provider Directory.

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

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

{
    "created_epoch": "1319760000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1323820800000",
    "number": "1487930996",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2700 GRANT ST",
            "address_2": "SUITE 100",
            "city": "CONCORD",
            "state": "CA",
            "postal_code": "945202266",
            "telephone_number": "925-864-8886",
            "fax_number": "925-689-7748"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "350 30TH ST",
            "address_2": "SUITE 444",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946093424",
            "telephone_number": "925-864-8886",
            "fax_number": "925-689-7748"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "CLARK S. TSAI, M.D., INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2011-10-28",
        "last_updated": "2011-12-14",
        "status": "A",
        "authorized_official_last_name": "TSAI",
        "authorized_official_first_name": "CLARK",
        "authorized_official_middle_name": "S.",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "925-864-8886",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Ophthalmology",
            "state": "CA",
            "license": "G76192",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oakland, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 14, 2011; 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.