Doctor profile · Federal record

Dr. Ibrahim Shamieh, MD

Gastroenterology Physician (CMS: Gastroenterology) · Standish, MI

  • NPI 1629026463
  • 43 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
805 West Cedar Street
Standish, MI 48658
(989) 846-3500
fax (989) 846-3462
Mailing address
Po Box 125
Standish, MI 48658

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
August 4, 2010
Year of graduation
1983 — 43 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Michigan #4301064684
Medicaid
MI #4255957

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629026463. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
533
Distinct HCPCS
10
Medicare allowed
$60,716
HCPCS Description Services Patients Avg allowed
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 142 124 $5
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 91 89 $228
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 64 64 $109
99204 New patient office or other outpatient visit, 45-59 minutes 51 51 $151
99214 Established patient office or other outpatient visit, 30-39 minutes 44 40 $116
45380 Biopsy of large bowel using a flexible endoscope 41 41 $154
99213 Established patient office or other outpatient visit, 20-29 minutes 29 28 $82
99215 Established patient office or other outpatient visit, 40-54 minutes 29 25 $163
45378 Diagnostic exam of large bowel using a flexible endoscope 27 27 $168
99203 New patient office or other outpatient visit, 30-44 minutes 15 15 $102

In context: peer comparison

Among 1 peers in this city , average services per provider: 53. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Intercept Pharmaceuticals, Inc. 1 $13.30

By nature of payment

Food and Beverage
$13

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,210
Patients
431
Total drug cost
$148,120
Drug Type Claims Patients Total cost
Omeprazole Generic 302 98 $4,112
Pantoprazole Sodium Generic 275 81 $3,207
Famotidine Generic 160 54 $2,048
Linzess (Linaclotide) Brand 109 24 $78,948
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 94 93 $15,278
Mesalamine Er (Mesalamine) Brand 64 12 $30,989
Azathioprine Generic 48 12 $5,880
Sucralfate Generic 31 23 $4,105
Furosemide Generic 26 0 $76
Spironolactone Generic 22 0 $477

Frequently asked questions

Auto-generated from federal data
What is Dr. Ibrahim Shamieh's medical specialty?
Dr. Ibrahim Shamieh practices Gastroenterology Physician in Standish, MI.
Where does Dr. Ibrahim Shamieh practice?
Dr. Ibrahim Shamieh practices at 805 West Cedar Street, Standish, MI 48658. Office phone: 9898463500.
What is Dr. Ibrahim Shamieh's NPI?
Dr. Ibrahim Shamieh's National Provider Identifier (NPI) is 1629026463, issued by NPPES.
Does Dr. Ibrahim Shamieh accept Medicare assignment?
Dr. Ibrahim Shamieh does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Ibrahim Shamieh commonly perform?
Top Medicare-reported procedures in 2023: Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.