Doctor profile · Federal record

Dr. Kashyap Katwala, MD

Gastroenterology Physician (CMS: Gastroenterology) · Naperville, IL

  • NPI 1194791194
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
100 Spalding Dr, Ste 208
Naperville, IL 605406550
(630) 717-2600
Mailing address
Po Box 713260
Chicago, IL 606771260

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
August 9, 2023
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036108869

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194791194. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,183
Distinct HCPCS
10
Medicare allowed
$160,841
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 234 208 $93
43259 Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 100 99 $214
36415 Insertion of needle into vein for collection of blood sample 83 68 $8
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 83 80 $62
99203 New patient office or other outpatient visit, 30-44 minutes 63 63 $118
43242 Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 57 56 $251
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 53 52 $243
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 42 40 $135
45380 Biopsy of large bowel using a flexible endoscope 37 37 $114
43274 Insertion of stent into pancreatic or bile duct using a flexible endoscope 34 26 $419

In context: peer comparison

Among 9 peers in Naperville Gastroenterology Physician, average services per provider: 41. This provider delivers 29× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,164
Transactions
39
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 3 $348.87
Abbvie INC. 12 $213.80
Janssen Biotech, INC. 6 $160.52
Aimmune Therapeutics, INC. 1 $124.99
Takeda Pharmaceuticals U.S.A., INC. 3 $76.02
Pfizer INC. 3 $75.58
Phathom Pharmaceuticals, INC. 3 $63.59
Conmed Corporation 1 $42.15
Cook Medical LLC 6 $39.49
Vivus LLC 1 $19.28

By nature of payment

Food and Beverage
$1,164

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,009
Patients
400
Total drug cost
$374,032
Drug Type Claims Patients Total cost
Omeprazole Generic 367 116 $4,389
Famotidine Generic 90 32 $1,482
Pantoprazole Sodium Generic 75 31 $1,901
Dicyclomine Hcl Generic 57 26 $1,012
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 50 50 $1,164
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 48 45 $829
Metoclopramide Hcl Generic 48 14 $1,246
Zenpep (Lipase/Protease/Amylase) Brand 39 13 $70,059
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 38 0 $946
Lansoprazole Generic 38 11 $1,847

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kashyap Katwala's medical specialty?
Dr. Kashyap Katwala practices Gastroenterology Physician in Naperville, IL.
Where does Dr. Kashyap Katwala practice?
Dr. Kashyap Katwala practices at 100 Spalding Dr, Naperville, IL 605406550. Office phone: 6307172600.
What is Dr. Kashyap Katwala's NPI?
Dr. Kashyap Katwala's National Provider Identifier (NPI) is 1194791194, issued by NPPES.
Does Dr. Kashyap Katwala accept Medicare assignment?
Yes. Dr. Kashyap Katwala accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kashyap Katwala commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43259); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.