Internal Medicine · Laredo, TX
NPI
1467480038
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
1
Medicare group memberships
Hospitals
2
Hospital affiliations
1802 S Zapata Hwy Ste 1
Laredo, TX, 78046
Phone (956) 726-2429
Groups this clinician bills Medicare through
Medicare paid, 2024
$168K
2,935 services
Medicare patients, 2024
312
Average age 76
Drug cost, 2024
$4.0M
23,176 prescriptions
Company payments, 2025
$676
From 7 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Carlos N Casas was code 99213 (office e&m - established), 431 times for 204 patients. In total Carlos N Casas billed 2,935 services in 42 codes, and Medicare paid $168K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2022-08-30.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 431 | 204 | $44.38 | $19K |
| 99232 Hospital E&M - Subsequent | Facility | 349 | 68 | $59.85 | $21K |
| G0179 Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a | Office | 231 | 56 | $28.19 | $6,513 |
| 99233 Hospital E&M - Subsequent | Facility | 222 | 65 | $90.68 | $20K |
| 99231 Hospital E&M - Subsequent | Facility | 187 | 43 | $37.94 | $7,094 |
| 99214 Office E&M - Established | Office | 141 | 102 | $77.24 | $11K |
| J1885 Injection, ketorolac tromethamine, per 15 mg | Office | 96 | 21 | $0.40 | $38.56 |
| J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Office | 96 | 20 | $0.54 | $52 |
| 99310 SNF E&M | Office | 94 | 30 | $110.07 | $10K |
| 96372 Injection Administration | Office | 86 | 54 | $8.40 | $723 |
| G0439 Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit | Office | 81 | 81 | $124.52 | $10K |
| G0008 Administration of influenza virus vaccine | Office | 75 | 75 | $31.03 | $2,327 |
| 93000 Electrocardiogram | Office | 74 | 66 | $6.83 | $505 |
| 82962 Clinical Chemistry | Office | 72 | 43 | $3.21 | $231 |
| 99239 Hospital Discharge Management | Facility | 70 | 51 | $87.59 | $6,132 |
By year: 2022 $268K for 4,460 services; 2023 $198K for 3,553 services; 2024 $168K for 2,935 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 82962 Clinical Chemistry | 72 | 43 | $3.21 | $231 |
| 87428 Infectious Agent Detection by DNA/RNA | 11 | 11 | $68.88 | $758 |
Medicare prescription drug claims, 2024
In 2024, the drug Carlos N Casas prescribed most often to Medicare patients was Atorvastatin Calcium, with 1,275 prescriptions and refills. In total Carlos N Casas wrote 23,176 Medicare prescriptions that cost $4.0M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Atorvastatin Calcium Generic | 1,275 | 3,019 | 307 | $8,109 |
| Gabapentin Generic | 834 | 1,322 | 199 | $10K |
| Pantoprazole Sodium Generic | 710 | 1,665 | 205 | $6,296 |
| Levothyroxine Sodium Generic | 632 | 1,543 | 152 | $5,435 |
| Losartan Potassium Generic | 527 | 1,309 | 135 | $3,520 |
| Duloxetine Hcl Generic | 454 | 786 | 111 | $7,682 |
| Metoprolol Succinate Generic | 427 | 1,089 | 114 | $4,771 |
| Diclofenac Sodium Generic | 398 | 471 | 125 | $35K |
| Donepezil Hcl Generic | 394 | 640 | 77 | $3,898 |
| Montelukast Sodium Generic | 386 | 868 | 114 | $3,196 |
| Amlodipine Besylate Generic | 368 | 941 | 99 | $1,673 |
| Alendronate Sodium Generic | 342 | 887 | 106 | $2,227 |
| Tamsulosin Hcl Generic | 336 | 705 | 82 | $3,855 |
| Rosuvastatin Calcium Generic | 311 | 829 | 90 | $4,462 |
| Ozempic Semaglutide | 288 | 302 | 37 | $286K |
Brand drugs: 3,787 claims; generic drugs: 19,233 claims; opioid claims: 297.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Carlos N Casas $676 ($676 in general payments such as food, travel and fees) from 7 companies. The largest payer was ViiV Healthcare Company with $280.
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.