Doctor profile · Federal record

Dr. Michael Cleary, M.D.

Gastroenterology Physician (CMS: Gastroenterology) · Chesterfield, MO

  • NPI 1124098546
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group 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) 434-5653
Mailing address
9336 Pine Ave
Brentwood, MO 631441008

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
August 25, 2014
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Missouri #2004023908
Medicaid (2)
MO #1124098546 · MO #207190802

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124098546. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
419
Distinct HCPCS
10
Medicare allowed
$67,355
HCPCS Description Services Patients Avg allowed
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 92 92 $247
45380 Biopsy of large bowel using a flexible endoscope 66 66 $132
99214 Established patient office or other outpatient visit, 30-39 minutes 57 49 $126
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 54 54 $76
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 33 33 $249
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $160
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 24 24 $177
99213 Established patient office or other outpatient visit, 20-29 minutes 20 19 $89
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 20 16 $78
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 16 16 $172

In context: peer comparison

Among 7 peers in this city , average services per provider: 69. This provider delivers 6.1× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
CapsoVision, Inc. 1 $13.90

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
970
Patients
560
Total drug cost
$68,931
Drug Type Claims Patients Total cost
Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 298 293 $4,950
Omeprazole Generic 161 55 $2,467
Dicyclomine Hcl Generic 90 27 $2,124
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 70 70 $1,225
Famotidine Generic 65 21 $812
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 62 62 $914
Pantoprazole Sodium Generic 54 17 $725
Amitriptyline Hcl Generic 33 0 $321
Mesalamine Er (Mesalamine) Brand 24 0 $9,200
Budesonide Dr (Budesonide) Brand 22 0 $1,401

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Cleary's medical specialty?
Dr. Michael Cleary practices Gastroenterology Physician in Chesterfield, MO.
Where does Dr. Michael Cleary practice?
Dr. Michael Cleary practices at 226 S Woods Mill RD, Chesterfield, MO 630173662. Office phone: 3144342399.
What is Dr. Michael Cleary's NPI?
Dr. Michael Cleary's National Provider Identifier (NPI) is 1124098546, issued by NPPES.
Does Dr. Michael Cleary accept Medicare assignment?
Yes. Dr. Michael Cleary accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Cleary 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); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.