Doctor profile · Federal record

Dr. DAVID BUTLER, M.D.

Gastroenterology Physician (CMS: GASTROENTEROLOGY) · CHICAGO, IL

  • NPI 1083821037
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2001 S CALIFORNIA AVE STE 101
CHICAGO, IL 606082486
(773) 254-5350
fax (773) 254-5353
Mailing address
PO BOX 805686
CHICAGO, IL 606804118

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
April 11, 2012
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Illinois #036086271

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083821037. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
345
Distinct HCPCS
8
Medicare allowed
$48,396
HCPCS Description Services Patients Avg allowed
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 128 120 $137
99213 Established patient office or other outpatient visit, 20-29 minutes 67 38 $94
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 47 43 $134
45378 Diagnostic exam of large bowel using a flexible endoscope 37 34 $189
43235 Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 19 19 $123
99203 New patient office or other outpatient visit, 30-44 minutes 19 19 $116
43246 Insertion of stomach tube using a flexible endoscope 16 16 $217
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 12 12 $270

In context: peer comparison

Among 70 peers in this city , average services per provider: 239. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$374
Transactions
13
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 9 $265.19
Ardelyx, Inc. 2 $61.72
Salix Pharmaceuticals, a division of Bausch Health US, LLC 2 $47.17

By nature of payment

Food and Beverage
$374

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
405
Patients
195
Total drug cost
$127,441
Drug Type Claims Patients Total cost
Omeprazole Generic 119 37 $1,091
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 51 46 $861
Linzess (Linaclotide) Brand 50 17 $32,162
Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 42 42 $529
Sucralfate Generic 33 0 $1,159
Metoclopramide Hcl Generic 32 0 $394
Amoxicillin Generic 15 14 $91
Clarithromycin Generic 15 14 $280
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 14 14 $241
Humira(Cf) Pen (Adalimumab) Brand 12 0 $89,833

Hospital affiliations

CMS Hospital Compare