Issa Shammas, MD
NPI 1073554424ActiveIndividual· Internal Medicine· Indianapolis, IN
Internal Medicine (MD) in Indianapolis, Indiana, trained at Meharry Medical College School of Medicine (class of 1980). Their prescriptions cost Medicare Part D more than their services did: $957,016 for 7,519 claims, against $71,882 paid for services in 2024. Phathom Pharmaceuticals, Inc. reported $113.05 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1073554424 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 9, 2006 |
| Last updated in NPPES | Jan 11, 2021 |
| Certified by provider | Jan 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 01033318 | IN |
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 - Internal Medicine (IN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 218 |
|---|---|
| Services billed | 1,426 across 30 procedure codes |
| Paid by Medicare | $71,882 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,519 · 18,396 30-day fills |
|---|---|
| Patients | 613 |
| Total drug cost | $957,016 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Meharry Medical College School of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
Hospital affiliation
- Indiana University HealthIndianapolis, IN
Other facilities
- Elara CaringHome health agency · Kokomo, IN
Industry payments (Open Payments)
- 2025$113.05 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $113.05 | 1 |
What the 2025 payments were for
- Food and Beverage$113.05 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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