Doctor profile · Federal record

Dr. Paul Buse, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Chesterfield, MO

  • NPI 1114993664
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
226 S Woods Mill RD, Suite 52 West
Chesterfield, MO 630173662
(314) 434-2399
fax (314) 434-5650
Mailing address
17 Crestwood Dr
St. Louis, MO 630153032

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
March 30, 2011
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Missouri #MOR7N74
Medicaid
MO #203312608

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114993664. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
763
Distinct HCPCS
10
Medicare allowed
$115,858
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 263 263 $249
99213 Established patient office or other outpatient visit, 20-29 minutes 165 158 $89
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 107 107 $66
99214 Established patient office or other outpatient visit, 30-39 minutes 51 47 $126
45380 Biopsy of large bowel using a flexible endoscope 36 36 $106
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 31 31 $175
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 28 28 $129
43248 Insertion of guide wire with dilation of esophagus using a flexible endoscope 27 27 $139
99203 New patient office or other outpatient visit, 30-44 minutes 23 23 $111
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 20 15 $78

In context: peer comparison

Among 7 peers in this city , average services per provider: 69. This provider delivers 11× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$67
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Phathom Pharmaceuticals, Inc. 1 $27.58
Ipsen Biopharmaceuticals, Inc 1 $25.03
CapsoVision, Inc. 1 $13.90

By nature of payment

Food and Beverage
$67

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,490
Patients
797
Total drug cost
$423,037
Drug Type Claims Patients Total cost
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 361 355 $6,069
Pantoprazole Sodium Generic 328 101 $4,869
Omeprazole Generic 167 67 $2,268
Famotidine Generic 164 44 $3,015
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 87 85 $1,459
Dicyclomine Hcl Generic 60 21 $1,751
Mesalamine Generic 58 18 $54,252
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 48 48 $675
Esomeprazole Magnesium Generic 41 0 $3,634
Colestipol Hcl Generic 38 14 $6,467

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Paul Buse's medical specialty?
Dr. Paul Buse practices Gastroenterology Physician in Chesterfield, MO.
Where does Dr. Paul Buse practice?
Dr. Paul Buse practices at 226 S Woods Mill RD, Chesterfield, MO 630173662. Office phone: 3144342399.
What is Dr. Paul Buse's NPI?
Dr. Paul Buse's National Provider Identifier (NPI) is 1114993664, issued by NPPES.
Does Dr. Paul Buse accept Medicare assignment?
Yes. Dr. Paul Buse accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Paul Buse commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.