Internal Medicine · Fajardo, PR
NPI
1295775856
Since 2006
Specialty
Internal Medicine
Code 174400000X
Group practices
0
Medicare group memberships
Hospitals
0
Hospital affiliations
302 Ave General Valero
Fajardo, PR, 00738
Phone (787) 801-6341
Medicare paid, 2023
$1,916
35 services
Medicare patients, 2023
12
Average age 79
Drug cost, 2024
$2.9M
10,587 prescriptions
Company payments, 2025
$759
From 5 companies
Procedures and visits billed to Original Medicare, 2023
In 2023, the most common Medicare service billed by Maritza Melendez Nieves was code 99214 (office e&m - established), 28 times for 12 patients. In total Maritza Melendez Nieves billed 35 services in 2 codes, and Medicare paid $1,916.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-07-13.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 28 | 12 | $55.75 | $1,561 |
By year: 2022 $2,774 for 52 services; 2023 $1,916 for 35 services.
Medicare prescription drug claims, 2024
In 2024, the drug Maritza Melendez Nieves prescribed most often to Medicare patients was Losartan Potassium, with 628 prescriptions and refills. In total Maritza Melendez Nieves wrote 10,587 Medicare prescriptions that cost $2.9M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Losartan Potassium Generic | 628 | 1,872 | 181 | $11K |
| Farxiga Dapagliflozin Propanediol | 617 | 1,569 | 185 | $900K |
| Rosuvastatin Calcium Generic | 523 | 1,555 | 170 | $11K |
| Atorvastatin Calcium Generic | 496 | 1,484 | 153 | $9,003 |
| Synthroid Levothyroxine Sodium | 466 | 1,338 | 131 | $63K |
| Famotidine Generic | 341 | 967 | 121 | $5,752 |
| Gabapentin Generic | 340 | 994 | 105 | $7,019 |
| Metoprolol Succinate Generic | 305 | 905 | 88 | $9,103 |
| Doxazosin Mesylate Generic | 284 | 852 | 90 | $7,933 |
| Mounjaro Tirzepatide | 255 | 349 | 46 | $380K |
| Tamsulosin Hcl Generic | 244 | 722 | 81 | $4,896 |
| Glipizide Er Glipizide | 222 | 666 | 73 | $14K |
| Candesartan Cilexetil Generic | 210 | 622 | 67 | $29K |
| Montelukast Sodium Generic | 189 | 473 | 86 | $3,285 |
| Isosorbide Mononitrate Er Isosorbide Mononitrate | 184 | 550 | 63 | $4,472 |
Brand drugs: 2,581 claims; generic drugs: 7,915 claims; opioid claims: 89.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Maritza Melendez Nieves $759 ($759 in general payments such as food, travel and fees) from 5 companies. The largest payer was Bayer Healthcare Pharmaceuticals Inc. with $250.
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.