Internal Medicine, Gastroenterology · Fort Lauderdale, FL
NPI
1831412360
Since 2010
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
2
Medicare group memberships
Hospitals
5
Hospital affiliations
1625 SE 3rd Ave Ste 421
Fort Lauderdale, FL, 33316
Phone (954) 355-4908
Groups this clinician bills Medicare through
Medicare paid, 2024
$39K
542 services
Medicare patients, 2024
164
Average age 71
Drug cost, 2024
$1.3M
1,472 prescriptions
Company payments, 2025
$273
From 7 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by John M Rivas was code 99214 (office e&m - established), 146 times for 78 patients. In total John M Rivas billed 542 services in 26 codes, and Medicare paid $39K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-11-14.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99214 Office E&M - Established | Office | 146 | 78 | $93.84 | $14K |
| 99223 Hospital E&M - Initial | Facility | 46 | 44 | $139.30 | $6,408 |
| 99204 Office E&M - New | Office | 31 | 31 | $122.10 | $3,785 |
| 99215 Office E&M - Established | Office | 24 | 18 | $138.25 | $3,318 |
| 43239 Upper GI Endoscopy | Facility | 11 | 11 | $87.36 | $961 |
By year: 2022 $36K for 1,112 services; 2023 $39K for 722 services; 2024 $39K for 542 services.
Medicare prescription drug claims, 2024
In 2024, the drug John M Rivas prescribed most often to Medicare patients was Pantoprazole Sodium, with 261 prescriptions and refills. In total John M Rivas wrote 1,472 Medicare prescriptions that cost $1.3M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Pantoprazole Sodium Generic | 261 | 578 | 117 | $1,623 |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 171 | 171 | 158 | $12K |
| Tacrolimus Generic | 86 | 214 | 23 | $24K |
| Linzess Linaclotide | 72 | 90 | 25 | $47K |
| Sucralfate Generic | 64 | 89 | 22 | $7,591 |
| Dicyclomine Hcl Generic | 63 | 89 | 33 | $804 |
| Sodium Chloride 0.9 % Sodium Chloride | 53 | 53 | Under 11 | $286 |
| Calcium Gluconate Generic | 52 | 52 | Under 11 | $1,150 |
| Magnesium Sulfate Generic | 52 | 52 | Under 11 | $266 |
| Xifaxan Rifaximin | 44 | 44 | 19 | $137K |
| Omeprazole Generic | 31 | 59 | 11 | $324 |
| Ursodiol Generic | 31 | 57 | 12 | $4,533 |
| Famotidine Generic | 27 | 77 | 14 | $385 |
| Potassium Chloride Generic | 25 | 25 | Under 11 | $168 |
| Furosemide Generic | 24 | 38 | Under 11 | $70.43 |
Brand drugs: 436 claims; generic drugs: 1,036 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid John M Rivas $273 ($273 in general payments such as food, travel and fees) from 7 companies. The largest payer was Abbvie Inc. with $80.21.
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.