Internal Medicine · Houston, TX
NPI
1851488407
Since 2006
Specialty
Internal Medicine
Code 207R00000X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
560 Meyerland Plaza Mall
Houston, TX, 77096
Phone (713) 442-3222
Groups this clinician bills Medicare through
Medicare paid
-
No Medicare services published
Medicare patients
-
Drug cost, 2024
$617K
8,293 prescriptions
Company payments, 2025
$29.14
From 1 companies
Medicare prescription drug claims, 2024
In 2024, the drug Carlos R Rivera prescribed most often to Medicare patients was Atorvastatin Calcium, with 663 prescriptions and refills. In total Carlos R Rivera wrote 8,293 Medicare prescriptions that cost $617K.
| Drug |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-05-28.
| Claims |
|---|
| 30-day fills |
|---|
| Patients |
|---|
| Cost |
|---|
| Atorvastatin Calcium Generic | 663 | 1,937 | 232 | $19K |
| Levothyroxine Sodium Generic | 345 | 1,004 | 111 | $1,241 |
| Amlodipine Besylate Generic | 276 | 811 | 103 | $2,537 |
| Simvastatin Generic | 254 | 751 | 86 | $3,180 |
| Omeprazole Generic | 224 | 656 | 79 | $5,683 |
| Tamsulosin Hcl Generic | 221 | 649 | 69 | $11K |
| Losartan Potassium Generic | 215 | 630 | 73 | $4,748 |
| Metformin Hcl Generic | 176 | 495 | 62 | $2,526 |
| Carvedilol Generic | 160 | 476 | 58 | $2,777 |
| Rosuvastatin Calcium Generic | 151 | 446 | 53 | $6,672 |
| Lisinopril Generic | 136 | 405 | 46 | $1,272 |
| Gabapentin Generic | 136 | 339 | 48 | $1,666 |
| Trazodone Hcl Generic | 127 | 366 | 52 | $1,804 |
| Metformin Hcl Er Metformin Hcl | 126 | 350 | 42 | $1,934 |
| Losartan-Hydrochlorothiazide Losartan/Hydrochlorothiazide | 120 | 357 | 43 | $6,804 |
Brand drugs: 644 claims; generic drugs: 7,557 claims; opioid claims: 181.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Carlos R Rivera $29.14 ($29.14 in general payments such as food, travel and fees) from 1 company. The largest payer was Theratechnologies Inc. with $29.14.
| Company | Payments | Amount |
|---|---|---|
| Theratechnologies Inc. THTX | 1 | $29.14 |
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.