Doctor profile · Federal record
Dr. Joseph Chammas, M.D.
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (CMS: Thoracic Surgery) · San Diego, CA
- NPI 1902888522
- Accepts Medicare
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8010 Frost St, Suite 408
San Diego, CA 921232778
(858) 939-7471 - Mailing address
-
13242 Entreken Ave
San Diego, CA 921292304
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- July 5, 2016
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 208G00000X — NUCC code
- State license (1)
- California #G86116
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1902888522. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
972
Distinct HCPCS
9
Medicare allowed
$82,318
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 392 | 187 | $61 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 235 | 68 | $82 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 89 | 65 | $97 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 71 | 71 | $120 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 66 | 60 | $134 | |
99202 |
New patient office or other outpatient visit, 15-29 minutes | 60 | 60 | $78 | |
11042 |
Removal of skin and tissue, 20.0 sq cm or less | 37 | 14 | $135 | |
93970 |
Ultrasound study of arm or leg veins with compression and maneuvers | 11 | 11 | $216 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 11 | 11 | $85 |
In context: peer comparison
Among 9 peers in this city , average services per provider: 45. This provider delivers 22× the peer median.Open Payments
Industry payments received
All-time total
$379
Transactions
9
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Medtronic, Inc. | 2 | $237.08 | |
| Smith+Nephew, Inc. | 5 | $96.73 | |
| PolyNovo North America LLC | 1 | $29.01 | |
| Artivion, Inc. | 1 | $16.01 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
117
Patients
58
Total drug cost
$21,551
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 33 | 28 | $464 |
| Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) | Brand | 27 | 17 | $435 |
| Santyl (Collagenase Clostridium Hist.) | Brand | 24 | 13 | $11,124 |
| Clopidogrel (Clopidogrel Bisulfate) | Brand | 21 | 0 | $255 |
| Eliquis (Apixaban) | Brand | 12 | 0 | $9,273 |
Hospital affiliations
Frequently asked questions
What is Dr. Joseph Chammas's medical specialty?
Dr. Joseph Chammas practices Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician in San Diego, CA.
Where does Dr. Joseph Chammas practice?
Dr. Joseph Chammas practices at 8010 Frost St, San Diego, CA 921232778. Office phone: 8589397471.
What is Dr. Joseph Chammas's NPI?
Dr. Joseph Chammas's National Provider Identifier (NPI) is 1902888522, issued by NPPES.
Does Dr. Joseph Chammas accept Medicare assignment?
Yes. Dr. Joseph Chammas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joseph Chammas commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99212); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.