Internal Medicine, Gastroenterology · Worcester, MA
NPI
1457333510
Since 2005
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
4
Medicare group memberships
Hospitals
4
Hospital affiliations
55 Lake Ave N
Worcester, MA, 01655
Phone (508) 334-3068
Groups this clinician bills Medicare through
Medicare paid, 2024
$34K
278 services
Medicare patients, 2024
205
Average age 70
Drug cost, 2024
$175K
1,436 prescriptions
Company payments, 2025
$1,773
From 13 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Kanishka Bhattacharya was code 43239 (upper gi endoscopy), 44 times for 43 patients. In total Kanishka Bhattacharya billed 278 services in 34 codes, and Medicare paid $34K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2026-04-15.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 43239 Upper GI Endoscopy | Facility | 44 | 43 | $82.15 | $3,615 |
| 45385 Colonoscopy - Lesion Removal | Facility | 33 | 33 | $189.68 | $6,260 |
| 43235 Upper GI Endoscopy | Facility | 32 | 32 | $87.62 | $2,804 |
| 99214 Office E&M - Established | Facility | 24 | 22 | $70.23 | $1,686 |
| 45378 Lower GI Endoscopy - Other | Facility | 21 | 21 | $113.84 | $2,391 |
| G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | Facility | 15 | 15 | $172.75 | $2,591 |
| 45380 Lower GI Endoscopy - Other | Facility | 14 | 14 | $120.89 | $1,692 |
| G0105 Colorectal cancer screening; colonoscopy on individual at high risk | Facility | 11 | 11 | $169.82 | $1,868 |
| 43264 Upper GI Endoscopy | Facility | 11 | 11 | $190.67 | $2,097 |
By year: 2022 $37K for 321 services; 2023 $40K for 333 services; 2024 $34K for 278 services.
Medicare prescription drug claims, 2024
In 2024, the drug Kanishka Bhattacharya prescribed most often to Medicare patients was Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg), with 608 prescriptions and refills. In total Kanishka Bhattacharya wrote 1,436 Medicare prescriptions that cost $175K.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte Sodium Chloride/Nahco3/Kcl/Peg | 608 | 608 | 594 | $11K |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 253 | 253 | 252 | $3,005 |
| Pantoprazole Sodium Generic | 105 | 285 | 57 | $1,839 |
| Sod Sulf-Potass Sulf-Mag Sulf Sodium, Potassium,mag Sulfates | 84 | 84 | 79 | $4,385 |
| Peg-3350 And Electrolytes Peg3350/Sod Sulf,bicarb,cl/Kcl | 76 | 76 | 74 | $1,038 |
| Gavilyte-N Sodium Chloride/Nahco3/Kcl/Peg | 57 | 57 | 56 | $775 |
| Famotidine Generic | 52 | 136 | 24 | $601 |
| Gavilyte-C Peg3350/Sod Sulf,bicarb,cl/Kcl | 38 | 38 | 38 | $623 |
| Omeprazole Generic | 29 | 87 | 15 | $720 |
| Lactulose Generic | 17 | 17 | Under 11 | $143 |
| Humira(Cf) Pen Adalimumab | 13 | 13 | Under 11 | $105K |
| Peg3350-Sod Sul-Nacl-Kcl-Asb-C Peg3350/Sod Sul/Nacl/Kcl/Asb/C | 11 | 11 | 11 | $763 |
Brand drugs: 302 claims; generic drugs: 1,134 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Kanishka Bhattacharya $1,773 ($1,773 in general payments such as food, travel and fees) from 13 companies. The largest payer was Abbvie Inc. with $606.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 18 | $606 |
| Phathom Pharmaceuticals, Inc. PHAT | 13 | $263 |
| Boston Scientific Corporation BSX | 2 | $170 |
| Gilead Sciences, Inc. GILD | 5 | $133 |
| Janssen Biotech, Inc. JNJ | 5 | $121 |
| Ipsen Biopharmaceuticals, Inc IPN.PA | 4 | $96.03 |
| Intercept Pharmaceuticals, Inc. | 3 | $85.02 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 3 | $70.41 |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC BHC | 3 | $69.88 |
| Lilly USA, LLC LLY | 2 | $45.05 |
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.