Internal Medicine, Endocrinology, Diabetes, & Metabolism · Mayaguez, PR
NPI
1356330310
Since 2005
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
2
Medicare group memberships
Hospitals
0
Hospital affiliations
27 Calle Nelson Perea, Ste 204, Doctor's Center
Mayaguez, PR, 00680
Phone (787) 805-0595
Groups this clinician bills Medicare through
Medicare paid, 2024
$11K
230 services
Medicare patients, 2024
95
Average age 75
Drug cost, 2024
$6.4M
42,053 prescriptions
Company payments, 2025
$220
From 4 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Carlos M Martinez Rivera was code 99213 (office e&m - established), 186 times for 91 patients. In total Carlos M Martinez Rivera billed 230 services in 6 codes, and Medicare paid $11K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2023-05-02.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 186 | 91 | $51.22 | $9,528 |
| 95251 Test - Miscellaneous | Office | 24 | 12 | $22.19 | $533 |
By year: 2022 $15K for 260 services; 2023 $13K for 239 services; 2024 $11K for 230 services.
Medicare prescription drug claims, 2024
In 2024, the drug Carlos M Martinez Rivera prescribed most often to Medicare patients was Synthroid (Levothyroxine Sodium), with 5,342 prescriptions and refills. In total Carlos M Martinez Rivera wrote 42,053 Medicare prescriptions that cost $6.4M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Synthroid Levothyroxine Sodium | 5,342 | 8,736 | 996 | $406K |
| Rosuvastatin Calcium Generic | 2,881 | 5,167 | 680 | $29K |
| Atorvastatin Calcium Generic | 1,935 | 3,712 | 496 | $19K |
| Losartan Potassium Generic | 1,933 | 3,476 | 465 | $19K |
| Humalog Kwikpen U-100 Insulin Lispro | 1,783 | 2,454 | 359 | $437K |
| Metformin Hcl Er Metformin Hcl | 1,652 | 2,714 | 381 | $32K |
| Farxiga Dapagliflozin Propanediol | 1,548 | 1,893 | 310 | $1.1M |
| Toujeo Solostar Insulin Glargine,hum.Rec.Anlog | 1,506 | 2,007 | 304 | $811K |
| Glimepiride Generic | 1,196 | 1,924 | 273 | $33K |
| Metformin Hcl Generic | 1,179 | 2,038 | 296 | $8,007 |
| Glipizide Er Glipizide | 1,124 | 1,874 | 256 | $19K |
| Levoxyl Levothyroxine Sodium | 973 | 1,934 | 212 | $45K |
| Amlodipine Besylate Generic | 924 | 1,760 | 245 | $4,553 |
| Metoprolol Succinate Generic | 784 | 1,461 | 201 | $11K |
| Pioglitazone Hcl Generic | 780 | 1,297 | 184 | $12K |
Brand drugs: 16,590 claims; generic drugs: 23,428 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Carlos M Martinez Rivera $220 ($220 in general payments such as food, travel and fees) from 4 companies. The largest payer was Abbott Laboratories with $89.52.
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.