Internal Medicine, Rheumatology · Brownsville, TX
NPI
1326085796
Since 2006
Specialty
Internal Medicine, Rheumatology
Code 207RR0500X
Group practices
1
Medicare group memberships
Hospitals
0
Hospital affiliations
191 E. Price Road
Brownsville, TX, 78521
Phone (956) 548-7400
Groups this clinician bills Medicare through
Medicare paid, 2024
$4,165
506 services
Medicare patients, 2024
69
Average age 70
Drug cost, 2024
$6.4M
3,174 prescriptions
Company payments, 2025
$624
From 6 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Muhammad Shamim was code 80053 (clinical chemistry), 162 times for 64 patients. In total Muhammad Shamim billed 506 services in 26 codes, and Medicare paid $4,165.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-01-07.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 80053 Clinical Chemistry | Office | 162 | 64 | $10.35 | $1,677 |
| 85025 Blood Count | Office | 139 | 50 | $7.61 | $1,058 |
| 81001 Clinical Chemistry | Office | 135 | 51 | $3.11 | $420 |
By year: 2022 $7,299 for 790 services; 2023 $5,652 for 668 services; 2024 $4,165 for 506 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 80053 Clinical Chemistry | 162 | 64 | $10.35 | $1,677 |
| 85025 Blood Count | 139 | 50 | $7.61 | $1,058 |
| 81001 Clinical Chemistry | 135 | 51 | $3.11 | $420 |
Medicare prescription drug claims, 2024
In 2024, the drug Muhammad Shamim prescribed most often to Medicare patients was Prednisone, with 297 prescriptions and refills. In total Muhammad Shamim wrote 3,174 Medicare prescriptions that cost $6.4M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Prednisone Generic | 297 | 351 | 42 | $1,236 |
| Hydroxychloroquine Sulfate Generic | 228 | 302 | 39 | $4,364 |
| Orencia Clickject Abatacept | 196 | 203 | 23 | $1.2M |
| Teriparatide Generic | 173 | 176 | 21 | $381K |
| Forteo Teriparatide | 160 | 161 | 21 | $710K |
| Prolia Denosumab | 138 | 819 | 78 | $231K |
| Diclofenac Sodium Generic | 127 | 143 | 43 | $4,565 |
| Methotrexate Methotrexate Sodium | 125 | 137 | 29 | $862 |
| Pilocarpine Hcl Generic | 121 | 185 | 31 | $6,812 |
| Sulfasalazine Dr Sulfasalazine | 120 | 154 | 27 | $2,393 |
| Alendronate Sodium Generic | 113 | 242 | 39 | $739 |
| Colchicine Generic | 110 | 127 | 22 | $3,165 |
| Humira(Cf) Pen Adalimumab | 100 | 101 | 13 | $676K |
| Enbrel Mini Etanercept | 85 | 87 | Under 11 | $623K |
| Azathioprine Generic | 84 | 100 | 18 | $2,259 |
Brand drugs: 1,463 claims; generic drugs: 1,597 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Muhammad Shamim $624 ($624 in general payments such as food, travel and fees) from 6 companies. The largest payer was Janssen Biotech, Inc. with $303.
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.