Internal Medicine, Endocrinology, Diabetes, & Metabolism · Juana Diaz, PR
NPI
1891805164
Since 2006
Specialty
Internal Medicine, Endocrinology, Diabetes, & Metabolism
Code 207RE0101X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
24 Calle Dr Veve
Juana Diaz, PR, 00795
Phone (787) 837-5952
Groups this clinician bills Medicare through
Medicare paid, 2024
$6,311
110 services
Medicare patients, 2024
61
Average age 72
Drug cost, 2024
$1.6M
14,344 prescriptions
Company payments, 2025
$27.71
From 1 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Guireida Rivera Colon was code 99213 (office e&m - established), 73 times for 44 patients. In total Guireida Rivera Colon billed 110 services in 4 codes, and Medicare paid $6,311.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2010-05-05.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 73 | 44 | $62.87 | $4,590 |
| 99441 Telephone Services | Office | 22 | 14 | $27.47 | $604 |
| 76536 Ultrasound - Nonspecific | Office | 13 | 13 | $79.25 | $1,030 |
By year: 2022 $5,717 for 121 services; 2023 $4,803 for 97 services; 2024 $6,311 for 110 services.
Medicare prescription drug claims, 2024
In 2024, the drug Guireida Rivera Colon prescribed most often to Medicare patients was Synthroid (Levothyroxine Sodium), with 1,964 prescriptions and refills. In total Guireida Rivera Colon wrote 14,344 Medicare prescriptions that cost $1.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Synthroid Levothyroxine Sodium | 1,964 | 3,162 | 383 | $151K |
| Rosuvastatin Calcium Generic | 813 | 1,545 | 202 | $9,352 |
| Levothyroxine Sodium Generic | 805 | 1,565 | 188 | $11K |
| Glimepiride Generic | 520 | 944 | 115 | $7,595 |
| Atorvastatin Calcium Generic | 425 | 816 | 104 | $3,891 |
| Gabapentin Generic | 377 | 647 | 86 | $4,007 |
| Jentadueto Linagliptin/Metformin Hcl | 351 | 481 | 58 | $241K |
| Losartan Potassium Generic | 349 | 729 | 96 | $3,944 |
| Famotidine Generic | 316 | 424 | 76 | $2,442 |
| Humulin 70-30 Insulin Nph Hum/Reg Insulin Hm | 288 | 323 | 47 | $35K |
| Calcitriol Generic | 259 | 503 | 74 | $8,449 |
| Simvastatin Generic | 259 | 503 | 66 | $1,958 |
| Lantus Insulin Glargine,hum.Rec.Anlog | 257 | 302 | 47 | $26K |
| Metformin Hcl Er Metformin Hcl | 247 | 490 | 62 | $3,104 |
| Metformin Hcl Generic | 242 | 444 | 55 | $1,705 |
Brand drugs: 5,175 claims; generic drugs: 8,592 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Guireida Rivera Colon $27.71 ($27.71 in general payments such as food, travel and fees) from 1 company. The largest payer was Boehringer Ingelheim Pharmaceuticals, Inc. with $27.71.
| Company | Payments | Amount |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | 1 | $27.71 |
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.