NPIMap

Organization Active NPI

Urology Center of Southern California Medical Group Inc

  • Urology Physician
  • Corona, CA
National Provider Identifier
1689601536
Registry record updated Dec 18, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Urology PhysicianTaxonomy code 208800000X
Legal business name
UROLOGY CENTER OF SOUTHERN CALIFORNIA MEDICAL GROUP INC
Practice address
801 South Main St.
Suite 201
Corona, CA 92882
Phone
(951) 735-2700
Fax
(951) 735-7564
NPI assigned
Jun 27, 2006
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Dec 18, 2025

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

Authorized official

Name
Dr. Sy Tsi, M.D.NPI 1194743864
Title
Ceo
Phone
(951) 735-2700

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
Urology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 208800000X Primary

Addresses

Primary practice location

801 South Main St.
Suite 201
Corona, CA 92882

Mailing address

801 S Main St Ste 201
Corona, CA 92882-3410
Phone (951) 735-2700

Other identifiers 2

IdentifierTypeStateIssuer
ZZZ02497ZOtherCABLUE SHIELD
GR0090701MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, TX2 enrollments

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
O20040315001245 CA Part B Supplier - Clinic/Group Practice 6406745439 Receives reassigned benefits from 16 practitioners
2 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: Riverside, CA; Murrieta, CA; Encinitas, CA; Corona, CA
O20251229000628 TX Part B Supplier - Independent Clinical Laboratory 6406745439 Practice locations: Farmers Branch, TX

Other NPIs with the same Medicare PAC ID 1

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Other NPIs on the same Medicare enrollment 2

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
05D0987004Urology Center of Southern California801 S Main St, Ste 201, Corona, CA 92882ComplianceNov 8, 2026

National Provider Directory

National Provider Directory
Tax ID family
Urology Center of So Calif Medical Group 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.

Locations

3900 Sherman Dr
Riverside, CA 92503
Phone (909) 687-8730

14642 Newport Ave
Ste 470
Tustin, CA 92780
Phone (714) 573-9500

8 Medical Pkwy
Ste 303B
Farmers Branch, TX 75234
Phone (208) 871-1050

Practitioners & affiliated clinicians

Practitioners 15

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

View all 15

NPI Registry JSON

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

{
    "created_epoch": "1151366400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1766016000000",
    "number": "1689601536",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "801 S MAIN ST STE 201",
            "city": "CORONA",
            "state": "CA",
            "postal_code": "928823410",
            "telephone_number": "951-735-2700",
            "fax_number": "951-735-7564"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "801 SOUTH MAIN ST.",
            "address_2": "SUITE 201",
            "city": "CORONA",
            "state": "CA",
            "postal_code": "92882",
            "telephone_number": "951-735-2700",
            "fax_number": "951-735-7564"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "UROLOGY CENTER OF SOUTHERN CALIFORNIA MEDICAL GROUP INC",
        "organizational_subpart": "NO",
        "enumeration_date": "2006-06-27",
        "last_updated": "2025-12-18",
        "certification_date": "2025-12-18",
        "status": "A",
        "authorized_official_last_name": "TSI",
        "authorized_official_first_name": "SY",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "951-735-2700",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "M.D."
    },
    "taxonomies": [
        {
            "code": "208800000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Urology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BLUE SHIELD",
            "identifier": "ZZZ02497Z",
            "state": "CA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "GR0090701",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Corona, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 18, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.