Internal Medicine, Hematology & Oncology · Cayey, PR
NPI
1124287313
Since 2008
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
Carr 14 Km 71.9, Int Bo Montellano
Cayey, PR, 00736
Phone (787) 520-7211
Groups this clinician bills Medicare through
Medicare paid, 2024
$29K
2,914 services
Medicare patients, 2024
23
Average age 76
Drug cost, 2024
$4.4M
1,416 prescriptions
Company payments, 2025
$5,971
From 27 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Omayra Reyes Santiago was code 99213 (office e&m - established), 67 times for 20 patients. In total Omayra Reyes Santiago billed 2,914 services in 27 codes, and Medicare paid $29K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2018-07-10.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 67 | 20 | $49.42 | $3,311 |
By year: 2022 $7,874 for 211 services; 2023 $7,849 for 356 services; 2024 $29K for 2,914 services.
Medicare prescription drug claims, 2024
In 2024, the drug Omayra Reyes Santiago prescribed most often to Medicare patients was Letrozole, with 157 prescriptions and refills. In total Omayra Reyes Santiago wrote 1,416 Medicare prescriptions that cost $4.4M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Letrozole Generic | 157 | 183 | 28 | $2,359 |
| Anastrozole Generic | 152 | 164 | 22 | $2,120 |
| Sodium Chloride 0.9 % Sodium Chloride | 115 | 120 | 30 | $982 |
| Dexamethasone Generic | 47 | 47 | 18 | $825 |
| Hydroxyurea Generic | 46 | 46 | Under 11 | $1,388 |
| Ondansetron Hcl Generic | 37 | 37 | 23 | $299 |
| Exemestane Generic | 31 | 35 | Under 11 | $1,869 |
| Promacta Eltrombopag Olamine | 30 | 30 | Under 11 | $274K |
| Gabapentin Generic | 29 | 29 | Under 11 | $184 |
| Fentanyl Generic | 29 | 29 | Under 11 | $3,513 |
| Aprepitant Generic | 28 | 28 | Under 11 | $16K |
| Famotidine Generic | 28 | 32 | 15 | $190 |
| Alendronate Sodium Generic | 27 | 38 | Under 11 | $364 |
| Tasigna Nilotinib Hcl | 25 | 25 | Under 11 | $500K |
| Tramadol Hcl-Acetaminophen Tramadol Hcl/Acetaminophen | 24 | 24 | 12 | $646 |
Brand drugs: 432 claims; generic drugs: 984 claims; opioid claims: 72.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Omayra Reyes Santiago $5,971 ($5,971 in general payments such as food, travel and fees) from 27 companies. The largest payer was Merck Sharp & Dohme LLC with $1,691.
| Company | Payments | Amount |
|---|---|---|
| Merck Sharp & Dohme LLC MRK | 11 | $1,691 |
| AstraZeneca Pharmaceuticals LP AZN | 27 | $736 |
| E.R. Squibb & Sons, L.L.C. BMY | 20 | $479 |
| Pbg Puerto Rico LLC | 19 | $450 |
| Janssen Pharmaceuticals, Inc JNJ | 17 | $404 |
| Abbvie Inc. ABBV | 12 | $291 |
| Gilead Sciences, Inc. GILD | 9 | $174 |
| Genentech USA, Inc. ROG.SW | 7 | $173 |
| Tempus AI, Inc TEM | 4 | $156 |
| PharmaEssentia USA Corporation 6446.TW | 5 | $149 |
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.