Doctor profile · Federal record

Dr. James Dimitroff, MD

Gastroenterology Physician (CMS: Gastroenterology) · Saint Peters, MO

  • NPI 1376632018
  • Accepts Medicare
  • MIPS 62.3 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
70 Jungermann Cir Ste 201
Saint Peters, MO 633761619
(636) 916-9615
Additional location
3555 Sunset Office Dr Ste 107
Saint Louis, MO 631271045
(314) 543-5200
fax (314) 543-5219
Mailing address
Po Box 959354
Saint Louis, MO 631959354

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
September 17, 2025
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Missouri #105556
Medicaid
MO #206981201

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376632018. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
860
Distinct HCPCS
10
Medicare allowed
$91,329
HCPCS Description Services Patients Avg allowed
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 119 115 $86
45380 Biopsy of large bowel using a flexible endoscope 116 116 $131
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 100 100 $241
99214 Established patient office or other outpatient visit, 30-39 minutes 86 79 $121
J7050 Infusion, normal saline solution, 250 cc 71 18 $1
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 61 21 $8
80053 Blood test, comprehensive group of blood chemicals 58 19 $10
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 48 48 $177
99204 New patient office or other outpatient visit, 45-59 minutes 41 41 $160
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 38 12 $62

In context: peer comparison

Among 3 peers in this city , average services per provider: 50. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,393
Transactions
152
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Olympus Corporation 2 $630.00
ABBVIE INC. 27 $443.71
Takeda Pharmaceuticals U.S.A., Inc. 27 $374.52
PFIZER INC. 22 $342.12
Celgene Corporation 19 $302.91
Janssen Biotech, Inc. 14 $265.74
AIMMUNE THERAPEUTICS, INC. 10 $236.63
GENZYME CORPORATION 3 $114.54
Celltrion USA Inc. 6 $101.17
Regeneron Healthcare Solutions, Inc. 4 $98.83
Lilly USA, LLC 4 $86.14
Gilead Sciences, Inc. 4 $84.05
Salix Pharmaceuticals, a division of Bausch Health US, LLC 3 $64.59
IRONWOOD PHARMACEUTICALS, INC 3 $64.44
Phathom Pharmaceuticals, Inc. 4 $59.50

By nature of payment

Food and Beverage
$2,682
Consulting Fee
$630
Education
$82

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,101
Patients
413
Total drug cost
$92,305
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 350 140 $5,454
Famotidine Generic 127 48 $1,962
Omeprazole Generic 121 50 $1,931
Metoclopramide Hcl Generic 72 20 $515
Dicyclomine Hcl Generic 69 29 $1,467
Azathioprine Generic 50 16 $4,253
Linzess (Linaclotide) Brand 46 13 $25,816
Prednisone Generic 45 27 $537
Colestipol Hcl Generic 42 17 $3,695
Esomeprazole Magnesium Generic 37 14 $3,514

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Dimitroff's medical specialty?
Dr. James Dimitroff practices Gastroenterology Physician in Saint Peters, MO.
Where does Dr. James Dimitroff practice?
Dr. James Dimitroff practices at 70 Jungermann Cir Ste 201, Saint Peters, MO 633761619. Office phone: 6369169615.
What is Dr. James Dimitroff's NPI?
Dr. James Dimitroff's National Provider Identifier (NPI) is 1376632018, issued by NPPES.
Does Dr. James Dimitroff accept Medicare assignment?
Yes. Dr. James Dimitroff accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Dimitroff commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385). Source: CMS Medicare Physician & Other Practitioners file.