DANNY YOONSANG LEE (M.D.) – Clinical Cardiac Electrophysiology Physician, NPI 1740568427
Clinical Cardiac Electrophysiology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,010 CARDIOVASCULAR DISEASE (CARDIOLOGY) in CA
Provider Addresses for DANNY YOONSANG LEE (M.D.)
801 N TUSTIN AVE STE 706
SANTA ANA, CA 927053611
Phone: (714) 568-6600
Fax: (714) 245-0260
Type: Mailing
1000 W CARSON ST. BOX 400
TORRANCE, CA 90509
Phone: (310) 222-2401
Type: Location
1140 W LA VETA AVE STE 430
ORANGE, CA 928684226
Phone: (714) 543-5555
Fax: (714) 543-5585
Type: Mailing
1000 W Carson St. Box 400
Torrance, CA 90509
Phone: (310) 222-2401
Type: Location
15855 Pomona Rincon Rd Bldg 4
Chino Hills, CA 917093162
Phone: (714) 446-5050
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 110 Open Payments records for all available years, with a total value of $4,000.
Total Amount is formed as General ($4,000) + Research ($0) + Ownership ($0) = $4,000.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Philips North America LLC ($986).
Total Amount
$4,000
General + Research + Ownership
Payments
110
Total payment records
General Amount
$4,000
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
| Company | Amount |
|---|---|
| Philips North America LLC | $986 |
| Abbott Laboratories | $789 |
| Medtronic, Inc. | $536 |
| Boston Scientific Corporation | $440 |
| Acutus Medical, Inc. | $329 |
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: 2019-05-23
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 |
|---|---|---|---|---|
| I20190523002788 | I | Cardiovascular Disease (Cardiology) | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 206 | 127 | $0 |
| 93000 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | 187 | 162 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 134 | 134 | $0 |
| 93010 | Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 81 | 76 | $0 |
| 93298 | Evaluation of cardiac rhythm monitor system, remote up to 30 days | 57 | 15 | $0 |
Insurance plans in this area (ZIP 92705)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | CA | |
| - | CA | |
| - | CA | |
| - | WA | |
| - | ME | |
| - | CA | |
| - | CA | |
| - | CA | |
| - | CA | |
| - | CA |
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