Internal Medicine, Gastroenterology · Williamsville, NY
NPI
1457337388
Since 2005
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
1
Medicare group memberships
Hospitals
4
Hospital affiliations
60 Maple Rd, Ste 1
Williamsville, NY, 14221
Phone (716) 626-5250
Groups this clinician bills Medicare through
Medicare paid, 2024
$44K
499 services
Medicare patients, 2024
248
Average age 72
Drug cost, 2024
$1.8M
4,558 prescriptions
Company payments, 2025
$1,370
From 14 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by David S Garson was code 43239 (upper gi endoscopy), 92 times for 89 patients. In total David S Garson billed 499 services in 28 codes, and Medicare paid $44K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2013-12-09.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 43239 Upper GI Endoscopy | Facility | 92 | 89 | $68.94 | $6,342 |
| G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | Facility | 77 | 75 | $3.82 | $294 |
| 45380 Lower GI Endoscopy - Other | Facility | 67 | 66 | $104.99 | $7,034 |
| 45385 Colonoscopy - Lesion Removal | Facility | 61 | 59 | $178.26 | $11K |
| 99214 Office E&M - Established | Office | 60 | 52 | $79.20 | $4,752 |
| G0105 Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 31 | 31 | $165.30 | $5,124 |
| 43450 Digestive/Gastrointestinal | Facility | 30 | 30 | $27.74 | $832 |
| 99204 Office E&M - New | Office | 16 | 16 | $116.46 | $1,863 |
| 43251 Upper GI Endoscopy | Facility | 13 | 12 | $140.21 | $1,823 |
By year: 2022 $57K for 559 services; 2023 $43K for 424 services; 2024 $44K for 499 services.
Medicare prescription drug claims, 2024
In 2024, the drug David S Garson prescribed most often to Medicare patients was Omeprazole, with 764 prescriptions and refills. In total David S Garson wrote 4,558 Medicare prescriptions that cost $1.8M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Omeprazole Generic | 764 | 1,960 | 221 | $14K |
| Pantoprazole Sodium Generic | 644 | 1,653 | 206 | $11K |
| Famotidine Generic | 468 | 1,208 | 161 | $8,725 |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 272 | 272 | 272 | $19K |
| Ondansetron Hcl Generic | 247 | 247 | 214 | $763 |
| Dicyclomine Hcl Generic | 186 | 216 | 55 | $2,699 |
| Lansoprazole Generic | 89 | 208 | 25 | $3,436 |
| Diphenoxylate-Atropine Diphenoxylate Hcl/Atropine | 79 | 79 | 26 | $2,798 |
| Prochlorperazine Maleate Generic | 78 | 78 | 75 | $402 |
| Esomeprazole Magnesium Generic | 75 | 211 | 25 | $3,251 |
| Sucralfate Generic | 74 | 97 | 18 | $14K |
| Colestipol Hcl Generic | 73 | 93 | 22 | $3,161 |
| Lactulose Generic | 59 | 78 | 17 | $1,997 |
| Peg 3350-Electrolyte Sodium Chloride/Nahco3/Kcl/Peg | 58 | 58 | 58 | $1,773 |
| Mesalamine Generic | 53 | 69 | 11 | $40K |
Brand drugs: - claims; generic drugs: 3,906 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid David S Garson $1,370 ($1,370 in general payments such as food, travel and fees) from 14 companies. The largest payer was Abbvie Inc. with $491.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 28 | $491 |
| Janssen Biotech, Inc. JNJ | 18 | $265 |
| Madrigal Pharmaceuticals MDGL | 2 | $150 |
| Pfizer Inc. PFE | 6 | $113 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 3 | $65.31 |
| Ardelyx, Inc. ARDX | 2 | $53.91 |
| Phathom Pharmaceuticals, Inc. PHAT | 2 | $50.79 |
| Gilead Sciences, Inc. GILD | 3 | $42.49 |
| Regeneron Healthcare Solutions, Inc. REGN | 1 | $35.83 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC BHC | 2 | $28.87 |
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.