General Practice · Lajas, PR
NPI
1063412856
Since 2005
Specialty
General Practice
Code 208D00000X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
Carr. 116 Km 2.0 Bo Sabana Yeguas
Lajas, PR, 00667
Phone (787) 899-2865
Groups this clinician bills Medicare through
Medicare paid
-
No Medicare services published
Medicare patients
-
Drug cost, 2024
$1.3M
32,894 prescriptions
Company payments, 2025
$737
From 4 companies
Medicare prescription drug claims, 2024
In 2024, the drug Ruben D Rosario Castillo prescribed most often to Medicare patients was Gabapentin, with 1,701 prescriptions and refills. In total Ruben D Rosario Castillo wrote 32,894 Medicare prescriptions that cost $1.3M.
| Drug |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2024-09-25.
| Claims |
|---|
| 30-day fills |
|---|
| Patients |
|---|
| Cost |
|---|
| Gabapentin Generic | 1,701 | 2,652 | 432 | $11K |
| Levothyroxine Sodium Generic | 1,169 | 2,464 | 280 | $15K |
| Losartan Potassium Generic | 939 | 2,554 | 277 | $13K |
| Atorvastatin Calcium Generic | 933 | 2,487 | 292 | $11K |
| Amlodipine Besylate Generic | 924 | 2,400 | 290 | $4,283 |
| Rosuvastatin Calcium Generic | 843 | 2,020 | 251 | $8,190 |
| Omeprazole Generic | 776 | 1,026 | 151 | $4,602 |
| Famotidine Generic | 762 | 875 | 207 | $5,831 |
| Simvastatin Generic | 744 | 1,984 | 222 | $5,556 |
| Tamsulosin Hcl Generic | 621 | 1,043 | 137 | $5,459 |
| Pantoprazole Sodium Generic | 610 | 729 | 164 | $4,160 |
| Metformin Hcl Generic | 604 | 1,407 | 176 | $3,437 |
| Clonazepam Generic | 574 | 589 | 101 | $7,778 |
| Metoprolol Succinate Generic | 518 | 1,206 | 135 | $8,004 |
| Synthroid Levothyroxine Sodium | 453 | 691 | 75 | $33K |
Brand drugs: 3,040 claims; generic drugs: 29,629 claims; opioid claims: 368.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Ruben D Rosario Castillo $737 ($737 in general payments such as food, travel and fees) from 4 companies. The largest payer was AstraZeneca Pharmaceuticals LP with $571.
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.