Mousab I. Tabbaa, MD
NPI 1184642050ActiveIndividual· Internal Medicine, Gastroenterology· Westlake, OH
Internal Medicine, Gastroenterology (MD) with North Shore Gastroenterology, Inc., practicing in Westlake, Ohio. In 2024 Medicare paid $668,454 for 637 patients, and Part D covered 348 of their prescriptions, 87% of them generic. Madrigal Pharmaceuticals was the largest of 9 companies reporting payments in 2025, $68,106 in all, mostly grants. Lists Cleveland Clinic and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1184642050 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Oct 30, 2026 |
| Certified by provider | Oct 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 35053272 | OH |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 637 |
|---|---|
| Services billed | 41,109 across 64 procedure codes |
| Paid by Medicare | $668,454 |
Part D prescriptions in 2024
| Prescriptions (claims) | 348 · 650 30-day fills |
|---|---|
| Patients | 158 |
| Total drug cost | $280,515 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1981 |
|---|---|
| Medicare specialty | Gastroenterology |
Medical group
- North Shore Gastroenterology, Inc.Cleveland, OH · 23 clinicians
Hospital affiliations
- Cleveland ClinicCleveland, OH
- Cleveland Clinic Avon HospitalAvon, OH
- Fairview HospitalCleveland, OH
- Lutheran HospitalCleveland, OH
- University Hospitals - Elyria Medical CenterElyria, OH
Industry payments (Open Payments)
- 2025$68,106 · 16 payments from 9 companies
- 2024$28,989 · 53 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $67,410 | 2 |
| Abbvie Inc. | $241.68 | 7 |
| Boston Scientific Corporation | $132.46 | 1 |
| Sirtex Medical Inc | $120.91 | 1 |
| Janssen Biotech, Inc. | $120.79 | 1 |
What the 2025 payments were for
- Grant$66,000 · 1 payment
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$1,410 · 1 payment
- Food and Beverage$696.08 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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