DR. JOSEPH H CHAMMAS (M.D.) – Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician, NPI 1902888522
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
3,010 CARDIOVASCULAR DISEASE (CARDIOLOGY) in CA
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Provider Addresses for DR. JOSEPH H CHAMMAS (M.D.)
13242, Entreken Avenue, Rancho Peñasquitos, San Diego, San Diego County, California, 92129, United States
SAN DIEGO, CA 921292304
Phone: (858) 375-4120
Fax: (858) 375-5109
Type: Mailing
8010, Frost Street, Serra Mesa, San Diego, San Diego County, California, 92123, United States
SUITE 408
SAN DIEGO, CA 921232778
Phone: (858) 939-7471
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 15 Open Payments records for all available years, with a total value of $492.
Total Amount is formed as General ($492) + Research ($0) + Ownership ($0) = $492.
Last reported payment date: 2024-11-05 • Largest payer in this snapshot: Medtronic, Inc. ($237).
Total Amount
$492
General + Research + Ownership
Payments
15
Total payment records
General Amount
$492
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-05
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Medtronic, Inc. | $237 |
| Smith+Nephew, Inc. | $161 |
| Aroa Biosurgery Incorporated | $34 |
| PolyNovo North America LLC | $29 |
| Artivion, Inc. | $16 |
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: 2004-04-13
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 |
|---|---|---|---|---|
| I20040413000490 | 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 |
|---|---|---|---|---|
| 99212 | Established patient office or other outpatient visit, 10-19 minutes | 392 | 187 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 235 | 68 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 89 | 65 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 71 | 71 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 66 | 60 | $0 |
Insurance plans in this area (ZIP 92129)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| THORACIC SURGERY | CA | 93926 | Ultrasound study of arteries and arterial grafts of one leg or limited | 39 | 38 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | CA | |
| P O D I A T R Y | CA | |
| Vascular Surgery, Emergency Medicine | CA | |
| Vascular Surgery | NE | |
| General Surgery | CA | |
| Nurse Practitioner | CA | |
| General Surgery | CA | |
| Emergency Medicine | CA | |
| - | CA | |
| Vascular Surgery | OH |
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