Internal Medicine, Gastroenterology · Saint Clair Shores, MI
NPI
1225398431
Since 2012
Specialty
Internal Medicine, Gastroenterology
Code 207RG0100X
Group practices
2
Medicare group memberships
Hospitals
5
Hospital affiliations
28963 Little Mack Ave Ste 101
Saint Clair Shores, MI, 48081
Phone (586) 447-0700
Groups this clinician bills Medicare through
Medicare paid, 2024
$230K
9,518 services
Medicare patients, 2024
383
Average age 72
Drug cost, 2024
$3.1M
1,112 prescriptions
Company payments, 2025
$3,860
From 21 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Leonid M Shamban was code J3380 (injection, vedolizumab, intravenous, 1 mg), 7,200 times for 11 patients. In total Leonid M Shamban billed 9,518 services in 46 codes, and Medicare paid $230K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2025-09-22.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| J3380 Injection, vedolizumab, intravenous, 1 mg | Office | 7,200 | 11 | $17.41 | $125K |
| 88305 Surgical Pathology Examination | Office | 434 | 150 | $25.05 | $11K |
| 99213 Office E&M - Established | Office | 114 | 92 | $66.52 | $7,583 |
| 45385 Colonoscopy - Lesion Removal | Facility | 99 | 98 | $211.36 | $21K |
| 45380 Lower GI Endoscopy - Other | Facility | 96 | 96 | $76.44 | $7,338 |
| 99231 Hospital E&M - Subsequent | Facility | 90 | 56 | $39.86 | $3,587 |
| 43239 Upper GI Endoscopy | Facility | 81 | 77 | $77.28 | $6,259 |
| 99214 Office E&M - Established | Office | 77 | 64 | $90.08 | $6,936 |
| 99221 Hospital E&M - Initial | Facility | 38 | 37 | $67.23 | $2,555 |
| 96365 Intravenous Infusion, Hydration | Office | 27 | 12 | $46.03 | $1,243 |
| 99204 Office E&M - New | Office | 22 | 22 | $132.87 | $2,923 |
| 91110 Standard X-ray | Office | 15 | 15 | $564.99 | $8,475 |
| 99222 Hospital E&M - Initial | Facility | 14 | 14 | $105.06 | $1,471 |
By year: 2022 $213K for 8,328 services; 2023 $164K for 5,473 services; 2024 $230K for 9,518 services.
Lab tests billed to Medicare, 2024
| Test code | Tests | Patients | Paid per test | Medicare paid |
|---|---|---|---|---|
| 88305 Surgical Pathology Examination | 434 | 150 | $25.05 | $11K |
Medicare prescription drug claims, 2024
In 2024, the drug Leonid M Shamban prescribed most often to Medicare patients was Omeprazole, with 249 prescriptions and refills. In total Leonid M Shamban wrote 1,112 Medicare prescriptions that cost $3.1M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Omeprazole Generic | 249 | 460 | 97 | $3,227 |
| Rabeprazole Sodium Generic | 162 | 252 | 53 | $10K |
| Famotidine Generic | 134 | 297 | 49 | $1,563 |
| Stelara Ustekinumab | 97 | 140 | 16 | $2.6M |
| Linzess Linaclotide | 38 | 76 | 16 | $39K |
| Mesalamine Generic | 37 | 56 | Under 11 | $12K |
| Pantoprazole Sodium Generic | 35 | 91 | 17 | $690 |
| Gavilyte-G Peg3350/Sod Sulf,bicarb,cl/Kcl | 30 | 30 | 29 | $545 |
| Amitriptyline Hcl Generic | 22 | 42 | Under 11 | $332 |
| Xifaxan Rifaximin | 21 | 21 | Under 11 | $61K |
| Lansoprazole Generic | 17 | 29 | Under 11 | $313 |
| Lactulose Generic | 15 | 22 | Under 11 | $573 |
| Peg-3350 And Electrolytes Peg3350/Sod Sulf,bicarb,cl/Kcl | 14 | 14 | 13 | $279 |
| Budesonide Ec Budesonide | 12 | 30 | Under 11 | $1,786 |
| Prednisone Generic | 12 | 18 | Under 11 | $130 |
Brand drugs: 260 claims; generic drugs: 852 claims.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Leonid M Shamban $3,860 ($3,860 in general payments such as food, travel and fees) from 21 companies. The largest payer was Abbvie Inc. with $1,080.
| Company | Payments | Amount |
|---|---|---|
| Abbvie Inc. ABBV | 36 | $1,080 |
| Janssen Biotech, Inc. JNJ | 26 | $747 |
| Takeda Pharmaceuticals U.S.A., Inc. TAK | 13 | $343 |
| Lilly USA, LLC LLY | 11 | $236 |
| Regeneron Healthcare Solutions, Inc. REGN | 10 | $207 |
| Madrigal Pharmaceuticals MDGL | 10 | $172 |
| Pfizer Inc. PFE | 9 | $166 |
| QOL Medical, LLC | 3 | $164 |
| Ardelyx, Inc. ARDX | 7 | $133 |
| Janssen Scientific Affairs, LLC JNJ | 3 | $133 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.