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UROLOGY CENTER OF SOUTHERN CALIFORNIA MEDICAL GROUP INC
NPI 1689601536
Urology in Corona, CA

Active since June 27, 2006CLIA 05D0987004 · Certificate of Compliance
801 SOUTH MAIN ST., SUITE 201, CORONA, CA 92882(951) 735-2700(951) 735-7564 Get Directions Write a Review

NPPES record last updated: December 18, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 18, 2025, Feb 6, 2024, Sep 9, 2022 and 1 more (4 updates tracked since 2018).

About Urology Center Of Southern California Medical Group Inc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

UROLOGY CENTER OF SOUTHERN CALIFORNIA MEDICAL GROUP INC (NPI 1689601536) is a healthcare organization registered as an urology in Corona, California and active in the NPI registry since June 2006. The organization holds a CLIA Certificate of Compliance certificate valid through November 8, 2026 and lists Sy Tsi, Ceo, as its authorized official.

NPPES Registry Identity

NPI1689601536
Entity TypeOrganization
Primary Taxonomy208800000X
Legal Business NameUROLOGY CENTER OF SOUTHERN CALIFORNIA MEDICAL GROUP INC
Location Address801 SOUTH MAIN ST., SUITE 201Corona, CA 92882
Mailing Address801 S Main St Ste 201Corona, CA 92882-3410 · (951) 735-2700 · Fax (951) 735-7564
Phone(951) 735-2700
Fax(951) 735-7564
Organization SubpartNo
Authorized OfficialSy TsiCeo · (951) 735-2700
Enumeration DateJune 27, 2006
Last NPPES UpdateDecember 18, 20254 updates tracked since enumeration
NPPES CertifiedDecember 18, 2025
✔ NPI 1689601536 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
Definition
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
801 SOUTH MAIN ST., Corona, CA 92882
Open in Google Maps ↗

Other Identifiers 2

OtherZZZ02497ZCA · Blue Shield
MedicaidGR0090701CA

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Urology Center Of Southern California Medical Group Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

14

Medicare enrollment records show 14 clinicians reassign Medicare billing to Urology Center Of Southern California Medical Group Inc, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 6 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 3

Urology8
Pathology5
Nurse Practitioner1

Clinicians, nearest first (14)

Nu Dao, NP
Nurse Practitioner
NPI 1568906063
801 SOUTH MAIN ST 201
Corona, CA 92881
(951) 735-2700
✔ PECOS✔ Accepts MedicareSame address
Frank Kim, M.D.
Urology
NPI 1285627224
801 S MAIN ST STE 201
Corona, CA 92882
(951) 735-2700
✔ PECOS✔ Accepts MedicareSame address
Sy Tsi, MD
Urology
NPI 1194743864
801 S. MAIN ST. SUITE 201
Corona, CA 92882
(951) 735-2700
✔ PECOS✔ Accepts MedicareSame address
Edward Yun, MD
Urology
NPI 1295753960
801 S. MAIN ST. SUITE 201
Corona, CA 92882
(951) 735-2700
✔ PECOSSame address
Boris Shlopov, M.D., PH.D.
Pathology
NPI 1801088406
800 S MAIN ST
Corona, CA 92882
(951) 737-4343
✔ PECOS✔ Accepts Medicare0.1 mi
Brandon Louie, M.D.
Urology
NPI 1104152149
4244 RIVERWALK PKWY STE 240
Riverside, CA 92505
(951) 509-3580
✔ PECOS✔ Accepts Medicare4.6 mi
Ken Takesita, M.D.
Urology
NPI 1629243837
4500 BROCKTON AVE STE 301
Riverside, CA 92501
(951) 276-4505
✔ PECOS✔ Accepts Medicare13 mi
Andrew Burg, M.D.
Pathology
NPI 1366523805
20505 CRESCENT BAY DR
Lake Forest, CA 92630
(714) 726-9565
✔ PECOS16 mi
Khodadad Mehraein, M.D.
Pathology
NPI 1316147374
1415 E 17TH ST SUITE 280
Santa Ana, CA 92705
(562) 225-2002
✔ PECOS✔ Accepts Medicare18 mi
Paul Kirshman, M.D.
Pathology
NPI 1811978331
14 POSADA
Irvine, CA 92614
(949) 278-2630
✔ PECOS✔ Accepts Medicare20 mi
Aaron Bloch
Urology
NPI 1508420464
28078 BAXTER RD STE 450
Murrieta, CA 92563
(951) 677-3000
✔ PECOS✔ Accepts Medicare29 mi
Madhumitha Reddy, D.O
Urology
NPI 1568724417
28078 BAXTER RD STE 450
Murrieta, CA 92563
(951) 677-3000
✔ PECOS✔ Accepts Medicare29 mi
Brandon Haynes, M.D.
Urology
NPI 1679872238
1127 WILSHIRE BLVD STE 805
Los Angeles, CA 90017
(213) 977-1176
✔ PECOS✔ Accepts Medicare42 mi
Thong Nguyen, DO
Pathology
NPI 1528263175
39000 BOB HOPE DR
Rancho Mirage, CA 92270
(760) 340-3911
✔ PECOS✔ Accepts Medicare67 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

CLIA Laboratory Certificates CMS CLIA

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate of Compliance 05D0987004

Urology Center Of Southern California · Corona, CA
Active · expires Nov 8, 2026
CLIA Number05D0987004
Laboratory TypePhysician Office
Certificate Effective DateNovember 9, 2024
Certificate Expiration DateNovember 8, 2026
Laboratory DirectorThong N. Nguyen
Laboratory Phone(951) 735-2700
Laboratory LocationUrology Center Of Southern California801 S Main St, Ste 201, Corona, CA 92882
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Urology Center Of Southern California Medical Group Inc's NPI number?

The NPI number for Urology Center Of Southern California Medical Group Inc is 1689601536. It was assigned to this organization in the NPPES registry on June 27, 2006.

Where is Urology Center Of Southern California Medical Group Inc located?

Urology Center Of Southern California Medical Group Inc is located at 801 South Main St. Suite 201, Corona, CA 92882. The listed phone number is (951) 735-2700.

What is Urology Center Of Southern California Medical Group Inc's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is Urology Center Of Southern California Medical Group Inc enrolled in Medicare?

Yes. Urology Center Of Southern California Medical Group Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Urology Center Of Southern California Medical Group Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 14 clinicians in 3 Medicare specialties reassign their Medicare billing to Urology Center Of Southern California Medical Group Inc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Urology (8), Pathology (5) and Nurse Practitioner (1). Of these, 4 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Urology Center Of Southern California Medical Group Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 05D0987004) is associated with this NPI, valid through November 8, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Urology Center Of Southern California Medical Group Inc was last updated on December 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.