Doctor profile · Federal record

Dr. David Lotsoff, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Edwardsville, IL

  • NPI 1205807328
  • Accepts Medicare
  • 29 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2122 Troy RD Ste 130
Edwardsville, IL 620252540
(618) 800-4595
Additional location
200 Brevco Plz, Suite 208
Lake Saint Louis, MO 633672949
(636) 561-9020
Mailing address
Po Box 959203
Saint Louis, MO 631959203

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
September 16, 2025
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State licenses (2)
Illinois #036108442 · Missouri #112982
Medicaid
MO #208433805

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205807328. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
279
Distinct HCPCS
10
Medicare allowed
$37,073
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 49 49 $245
45380 Biopsy of large bowel using a flexible endoscope 44 44 $77
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 34 33 $61
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $165
99213 Established patient office or other outpatient visit, 20-29 minutes 26 18 $89
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 25 14 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 24 19 $126
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 21 21 $172
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 16 16 $122
45378 Diagnostic exam of large bowel using a flexible endoscope 11 11 $173

In context: peer comparison

Among 2 peers in Edwardsville Gastroenterology Physician, average services per provider: 46. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$210
Transactions
10
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Aimmune Therapeutics, INC. 2 $38.97
Genzyme Corporation 1 $36.51
Lilly USA, LLC 1 $25.76
Organon LLC 1 $24.65
Abbvie INC. 1 $18.15
Intercept Pharmaceuticals, INC. 1 $17.82
Gilead Sciences, INC. 1 $17.71
Takeda Pharmaceuticals U.S.A., INC. 1 $16.15
Ardelyx, INC. 1 $14.58

By nature of payment

Food and Beverage
$210

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
507
Patients
292
Total drug cost
$64,141
Drug Type Claims Patients Total cost
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 181 176 $2,428
Omeprazole Generic 117 46 $1,333
Amitriptyline Hcl Generic 58 23 $1,138
Dicyclomine Hcl Generic 46 20 $1,300
Pantoprazole Sodium Generic 22 11 $525
Linzess (Linaclotide) Brand 17 0 $12,302
Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 16 16 $275
Mesalamine ER (Mesalamine) Brand 14 0 $7,058
Prednisone Generic 14 0 $44
Nortriptyline Hcl Generic 11 0 $196

Frequently asked questions

Auto-generated from federal data
What is Dr. David Lotsoff's medical specialty?
Dr. David Lotsoff practices Gastroenterology Physician in Edwardsville, IL.
Where does Dr. David Lotsoff practice?
Dr. David Lotsoff practices at 2122 Troy RD Ste 130, Edwardsville, IL 620252540. Office phone: 6188004595.
What is Dr. David Lotsoff's NPI?
Dr. David Lotsoff's National Provider Identifier (NPI) is 1205807328, issued by NPPES.
Does Dr. David Lotsoff accept Medicare assignment?
Yes. Dr. David Lotsoff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Lotsoff commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.