Internal Medicine, Gastroenterology · Saint Louis, MO
NPI
1932424850
Since 2010
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
2
Medicare group memberships
Hospitals
3
Hospital affiliations
11525 Olde Cabin Rd
Saint Louis, MO, 63141
Phone (314) 997-0554
Groups this clinician bills Medicare through
Medicare paid, 2024
$434K
19,102 services
Medicare patients, 2024
694
Average age 73
Drug cost, 2024
$556K
2,501 prescriptions
Company payments, 2025
$20K
From 21 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Nikhil Banerjee was code J3380 (injection, vedolizumab, intravenous, 1 mg), 9,000 times for 14 patients. In total Nikhil Banerjee billed 19,102 services in 66 codes, and Medicare paid $434K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-09-15.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J3380 Injection, vedolizumab, intravenous, 1 mg | Office | 9,000 | 14 | $17.57 | $158K |
| J1745 Injection, infliximab, excludes biosimilar, 10 mg | Office | 3,700 | 25 | $24.95 | $92K |
| 45385 Colonoscopy - Lesion Removal | Facility | 208 | 206 | $200.85 | $42K |
| 99213 Office E&M - Established | Office | 166 | 136 | $61.26 | $10K |
| 43239 Upper GI Endoscopy | Facility | 147 | 144 | $67.48 | $9,919 |
| 99214 Office E&M - Established | Office | 94 | 86 | $79.77 | $7,498 |
| 45380 Lower GI Endoscopy - Other | Facility | 70 | 70 | $104.08 | $7,286 |
| 96413 Chemotherapy Administration | Office | 64 | 28 | $95.56 | $6,116 |
| G0105 Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 62 | 60 | $160.20 | $9,932 |
| 99204 Office E&M - New | Office | 38 | 38 | $118.41 | $4,499 |
| 96365 Intravenous Infusion, Hydration | Office | 34 | 17 | $47.02 | $1,599 |
| 43248 Upper GI Endoscopy | Facility | 33 | 33 | $108.97 | $3,596 |
| G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Facility | 28 | 27 | $155.53 | $4,355 |
| 43264 Upper GI Endoscopy | Facility | 23 | 18 | $82.94 | $1,908 |
| 74328 Digestive/Gastrointestinal | Facility | 22 | 18 | $16.94 | $373 |
By year: 2022 $267K for 9,326 services; 2023 $369K for 14,237 services; 2024 $434K for 19,102 services.
Lab tests billed to Medicare, 2023
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 88305 Surgical Pathology Examination | 119 | 42 | $20.78 | $2,473 |
Medicare prescription drug claims, 2024
In 2024, the drug Nikhil Banerjee prescribed most often to Medicare patients was Ondansetron Odt (Ondansetron), with 489 prescriptions and refills. In total Nikhil Banerjee wrote 2,501 Medicare prescriptions that cost $556K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Ondansetron Odt Ondansetron | 489 | 489 | 451 | $1,084 |
| Omeprazole Generic | 188 | 316 | 66 | $1,397 |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 182 | 182 | 180 | $12K |
| Pantoprazole Sodium Generic | 134 | 280 | 52 | $1,395 |
| Dicyclomine Hcl Generic | 133 | 173 | 43 | $2,568 |
| Plenvu Peg3350/Sod Sul/Nacl/Kcl/Asb/C | 115 | 115 | 115 | $16K |
| Diphenoxylate-Atropine Diphenoxylate Hcl/Atropine | 81 | 87 | 21 | $2,161 |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 76 | 76 | 71 | $1,042 |
| Famotidine Generic | 71 | 134 | 20 | $946 |
| Amitriptyline Hcl Generic | 65 | 75 | 15 | $614 |
| Linzess Linaclotide | 61 | 99 | 23 | $52K |
| Sucralfate Generic | 42 | 58 | 20 | $2,030 |
| Mesalamine Generic | 42 | 93 | 15 | $10K |
| Metoclopramide Hcl Generic | 41 | 57 | 12 | $217 |
| Budesonide Ec Budesonide | 38 | 66 | Under 11 | $6,852 |
Brand drugs: - claims; generic drugs: 1,951 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Nikhil Banerjee $20K ($20K in general payments such as food, travel and fees) from 21 companies. The largest payer was Genzyme Corporation with $10K.
| Company | Payments | Amount |
|---|---|---|
| Genzyme Corporation SNY | 16 | $10K |
| Phathom Pharmaceuticals, Inc. PHAT | 9 | $5,336 |
| Medtronic, Inc. MDT | 10 | $1,163 |
| Abbvie Inc. ABBV | 49 | $900 |
| Janssen Biotech, Inc. JNJ | 21 | $575 |
| Madrigal Pharmaceuticals MDGL | 10 | $403 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 14 | $231 |
| Lilly USA, LLC LLY | 9 | $188 |
| Regeneron Healthcare Solutions, Inc. REGN | 3 | $180 |
| Pfizer Inc. PFE | 12 | $165 |
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.