Internal Medicine, Infectious Disease · Laguna Hills, CA
NPI
1275792368
Since 2008
Specialty
Internal Medicine, Infectious Disease
Code 207RI0200X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
24411 Health Center Dr Ste 560
Laguna Hills, CA, 92653
Phone (949) 218-7251
Groups this clinician bills Medicare through
Medicare paid, 2024
$118K
1,204 services
Medicare patients, 2024
364
Average age 79
Drug cost, 2024
$551K
789 prescriptions
Company payments, 2025
$122
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Joanna Kopacz was code 99233 (hospital e&m - subsequent), 632 times for 251 patients. In total Joanna Kopacz billed 1,204 services in 10 codes, and Medicare paid $118K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2024-02-28.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99233 Hospital E&M - Subsequent | Facility | 632 | 251 | $88.62 | $56K |
| 99223 Hospital E&M - Initial | Facility | 351 | 301 | $129.13 | $45K |
| 99232 Hospital E&M - Subsequent | Facility | 154 | 100 | $59.04 | $9,092 |
| 99214 Office E&M - Established | Office | 26 | 21 | $92.54 | $2,406 |
| 99215 Office E&M - Established | Office | 19 | 17 | $140.22 | $2,664 |
By year: 2022 $158K for 1,474 services; 2023 $135K for 1,205 services; 2024 $118K for 1,204 services.
Medicare prescription drug claims, 2024
In 2024, the drug Joanna Kopacz prescribed most often to Medicare patients was Ceftriaxone (Ceftriaxone Sodium), with 117 prescriptions and refills. In total Joanna Kopacz wrote 789 Medicare prescriptions that cost $551K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Ceftriaxone Ceftriaxone Sodium | 117 | 117 | 33 | $18K |
| Meropenem Generic | 79 | 79 | 21 | $11K |
| Ertapenem Ertapenem Sodium | 67 | 67 | 37 | $30K |
| Minocycline Hcl Generic | 43 | 47 | 23 | $953 |
| Vancomycin Hcl Generic | 38 | 38 | 11 | $5,583 |
| Cefazolin Sodium Generic | 27 | 27 | Under 11 | $1,059 |
| Daptomycin Generic | 27 | 27 | Under 11 | $15K |
| Descovy Emtricitabine/Tenofov Alafenam | 25 | 25 | Under 11 | $50K |
| Nystatin Generic | 24 | 25 | 13 | $574 |
| Fluconazole Generic | 22 | 24 | 16 | $577 |
| Ampicillin Sodium Generic | 21 | 21 | Under 11 | $2,736 |
| Tivicay Dolutegravir Sodium | 20 | 20 | Under 11 | $56K |
| Sodium Chloride 0.9 % Sodium Chloride | 20 | 20 | Under 11 | $280 |
| Methenamine Hippurate Generic | 15 | 29 | Under 11 | $660 |
| Amoxicillin-Clavulanate Potass Amoxicillin/Potassium Clav | 15 | 15 | Under 11 | $173 |
Brand drugs: 124 claims; generic drugs: 665 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Joanna Kopacz $122 ($122 in general payments such as food, travel and fees) from 1 company. The largest payer was Gilead Sciences, Inc. with $122.
| Company | Payments | Amount |
|---|---|---|
| Gilead Sciences, Inc. GILD | 1 | $122 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.