JOHN M JR. STONEBURNER (M.D.) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1366526550
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
489 THORACIC SURGERY in CA
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Provider Addresses for JOHN M JR. STONEBURNER (M.D.)
23451, Madison Street, Walteria, Torrance, Los Angeles County, California, 90505, United States
SUITE 300
TORRANCE, CA 905054763
Phone: (310) 378-7373
Fax: (310) 378-1098
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 32 Open Payments records for all available years, with a total value of $1,430.
Total Amount is formed as General ($1,430) + Research ($0) + Ownership ($0) = $1,430.
Last reported payment date: 2024-12-17 • Largest payer in this snapshot: Edwards Lifesciences Corporation ($513).
Total Amount
$1,430
General + Research + Ownership
Payments
32
Total payment records
General Amount
$1,430
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 |
|---|---|
| Edwards Lifesciences Corporation | $513 |
| LivaNova USA, Inc. | $212 |
| LeMaitre Vascular, Inc. | $209 |
| Haemonetics Corporation | $88 |
| KCI USA, Inc. | $76 |
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: 2004-01-22
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 |
|---|---|---|---|---|
| I20040122001207 | I | Thoracic Surgery | 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 |
|---|---|---|---|---|
| 99215 | Established patient office or other outpatient visit, 40-54 minutes | 69 | 60 | $0 |
| 33361 | Replacement of aortic valve through the skin and femoral artery | 19 | 19 | $0 |
| 99205 | New patient office or other outpatient visit, 60-74 minutes | 17 | 17 | $0 |
Insurance plans in this area (ZIP 90505)
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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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