MR. SANG YONG JI (M.D.) – Clinical Cardiac Electrophysiology Physician, NPI 1538354402
Clinical Cardiac Electrophysiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
313 CARDIAC ELECTROPHYSIOLOGY in CA
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Provider Addresses for MR. SANG YONG JI (M.D.)
1360, West 6th Street, San Pedro, Los Angeles, Los Angeles County, California, 90732, United States
SUITE 200
SAN PEDRO, CA 907323514
Phone: (310) 547-9922
Fax: (310) 781-1425
Type: Mailing
2841, Lomita Boulevard, Torrance, Los Angeles County, California, 90505, United States
SUITE 100
TORRANCE, CA 905055116
Phone: (310) 257-0508
Fax: (310) 325-8109
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 79 Open Payments records for all available years, with a total value of $5,548.
Total Amount is formed as General ($5,548) + Research ($0) + Ownership ($0) = $5,548.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Boston Scientific Corporation ($3,970).
Total Amount
$5,548
General + Research + Ownership
Payments
79
Total payment records
General Amount
$5,548
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-17
Latest reported date
Top Companies
Largest payers in this snapshot
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2013-07-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20130725000400 | I | Cardiac Electrophysiology | CA | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 1,185 | 1,020 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 604 | 401 | $0 |
| 93294 | Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days | 549 | 174 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 376 | 43 | $0 |
| 93297 | Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days | 372 | 48 | $0 |
Insurance plans in this area (ZIP 90732)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| CARDIAC ELECTROPHYSIOLOGY | CA | 93010 | Routine electrocardiogram (EKG) using at least 12 leads with interpretation and report | 215 | 188 |
| CARDIAC ELECTROPHYSIOLOGY | CA | 93284 | Evaluation, testing and programming adjustment of defibrillator with analysis, review and report | 61 | 29 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Diagnostic Radiology | CA | |
| Radiation Oncology | CA | |
| Diagnostic Radiology | CA | |
| Radiation Oncology | IL | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | NY | |
| Cardiac Electrophysiology, Cardiovascular Disease (Cardiology) | CA | |
| Diagnostic Radiology | CA | |
| Diagnostic Radiology | CA | |
| - | CA |
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