General Practice · Mayaguez, PR
NPI
1194772640
Since 2006
Specialty
General Practice
Code 208D00000X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
167e Calle Ramos Antonini
Mayaguez, PR, 00680
Phone (787) 833-5235
Groups this clinician bills Medicare through
Medicare paid
-
No Medicare services published
Medicare patients
-
Drug cost, 2024
$333K
9,460 prescriptions
Company payments, 2025
$43.16
From 1 companies
Medicare prescription drug claims, 2024
In 2024, the drug Marcos A Ayala Rivera prescribed most often to Medicare patients was Atorvastatin Calcium, with 677 prescriptions and refills. In total Marcos A Ayala Rivera wrote 9,460 Medicare prescriptions that cost $333K.
| Drug |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2011-08-16.
| Claims |
|---|
| 30-day fills |
|---|
| Patients |
|---|
| Cost |
|---|
| Atorvastatin Calcium Generic | 677 | 1,913 | 194 | $6,806 |
| Losartan Potassium Generic | 592 | 1,636 | 169 | $7,536 |
| Gabapentin Generic | 480 | 518 | 67 | $3,805 |
| Montelukast Sodium Generic | 428 | 440 | 52 | $2,915 |
| Omeprazole Generic | 414 | 438 | 64 | $2,125 |
| Synthroid Levothyroxine Sodium | 395 | 895 | 91 | $40K |
| Metoprolol Succinate Generic | 362 | 1,012 | 104 | $6,211 |
| Famotidine Generic | 358 | 362 | 51 | $1,858 |
| Metformin Hcl Generic | 316 | 850 | 84 | $2,090 |
| Alendronate Sodium Generic | 246 | 378 | 53 | $1,758 |
| Fenofibrate Fenofibrate Nanocrystallized | 229 | 457 | 48 | $4,159 |
| Indapamide Generic | 210 | 488 | 57 | $4,147 |
| Tamsulosin Hcl Generic | 209 | 311 | 34 | $1,757 |
| Amlodipine Besylate Generic | 207 | 545 | 64 | $1,053 |
| Glimepiride Generic | 181 | 457 | 50 | $2,780 |
Brand drugs: 1,032 claims; generic drugs: 8,272 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Marcos A Ayala Rivera $43.16 ($43.16 in general payments such as food, travel and fees) from 1 company. The largest payer was Genzyme Corporation with $43.16.
| Company | Payments | Amount |
|---|---|---|
| Genzyme Corporation SNY | 1 | $43.16 |
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.