Active NPI
Clark S. Tsai, M.D., Inc.
- Ophthalmology Physician
- Concord, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Ophthalmology Physician
- License
- G76192
- Legal business name
- CLARK S. TSAI, M.D., INC.
- Practice address
- 2225 Port Chicago Hwy
Concord, CA 94520-2051 - Phone
- (925) 689-7744
- Fax
- (925) 689-7748
- NPI assigned
- Feb 27, 2008
- Last updated
- Dec 9, 2011
- Organization subpart
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Authorized official
- Name
- Dr. Clark Szumin Tsai, M.D.
- Title
- Ceo/President
- Phone
- (925) 689-7744
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) | Code | License | State | Primary |
|---|---|---|---|---|
| Ophthalmology Physician | 207W00000X | G76192 | CA | Primary |
Addresses
Primary practice location
2225 Port Chicago Hwy
Concord, CA 94520-2051
Mailing address
2225 Port Chicago Hwy
Concord, CA 94520-2051
Phone (925) 689-7744
Other identifiers 1
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 00G761922 | Medicaid | CA |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
Enrollment records 1
Other NPIs on the same Medicare enrollment 1
NPIs listed together on one Medicare enrollment, typically parts of the same organization.
National Provider Directory
National Provider Directory- Tax ID family
- Clark S Tsai MD Inc
Other organizations with this tax ID 3
Organizations that report the same tax identification number in the National Provider Directory.
-
- Ophthalmology Physician
- Oakland, CA
- NPI 1932476991
-
- Ophthalmology Physician
- Oakland, CA
- NPI 1871861559
-
- Ophthalmology Physician
- Oakland, CA
- NPI 1487930996
Locations
388 9th St
Ste 230
Oakland, CA 94607
Phone (510) 893-2020
Interoperability endpoints
- ctsai@tsai.intellechartdirect.net
Practitioners & affiliated clinicians
Practitioners 1
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.
-
- Ophthalmology Physician
- Concord, CA
- NPI 1720096829
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1204070400000",
"enumeration_type": "NPI-2",
"last_updated_epoch": "1323388800000",
"number": "1699944298",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "2225 PORT CHICAGO HWY",
"city": "CONCORD",
"state": "CA",
"postal_code": "945202051",
"telephone_number": "925-689-7744",
"fax_number": "925-689-7748"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2225 PORT CHICAGO HWY",
"city": "CONCORD",
"state": "CA",
"postal_code": "945202051",
"telephone_number": "925-689-7744",
"fax_number": "925-689-7748"
}
],
"practiceLocations": [],
"basic": {
"organization_name": "CLARK S. TSAI, M.D., INC.",
"organizational_subpart": "NO",
"enumeration_date": "2008-02-27",
"last_updated": "2011-12-09",
"status": "A",
"authorized_official_last_name": "TSAI",
"authorized_official_first_name": "CLARK",
"authorized_official_middle_name": "SZUMIN",
"authorized_official_title_or_position": "CEO/PRESIDENT",
"authorized_official_telephone_number": "925-689-7744",
"authorized_official_name_prefix": "Dr.",
"authorized_official_credential": "M.D."
},
"taxonomies": [
{
"code": "207W00000X",
"taxonomy_group": "",
"desc": "Ophthalmology",
"state": "CA",
"license": "G76192",
"primary": true
}
],
"identifiers": [
{
"code": "05",
"desc": "MEDICAID",
"issuer": null,
"identifier": "00G761922",
"state": "CA"
}
],
"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 Dec 9, 2011; 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.