Gregory M. Abbas, M.D.
NPI 1710983267ActiveIndividual· Otolaryngology· Louisville, KY
Otolaryngology (M.D.) in Louisville, Kentucky, trained at Ohio State University College of Medicine (class of 1995). 709 Medicare patients in 2024, $173,650 paid; nearly all of their 865 Part D prescriptions were generic (94%). Genzyme Corporation was the largest of 9 companies reporting payments in 2025, $1,063 in all, mostly food and beverage.
Overview
| NPI | 1710983267 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 21, 2005 |
| Last updated in NPPES | Nov 29, 2022 |
| Certified by provider | Nov 29, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 31995 | KY |
| Specialist | 174400000X | 319958 | KY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Otolaryngology (IN); Practitioner - Otolaryngology (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 709 |
|---|---|
| Services billed | 6,595 across 58 procedure codes |
| Paid by Medicare | $173,650 |
Part D prescriptions in 2024
| Prescriptions (claims) | 865 · 1,108 30-day fills |
|---|---|
| Patients | 381 |
| Total drug cost | $76,245 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Otolaryngology |
Medical group
- Advanced ENT and Allergy PLLCNew Albany, IN · 38 clinicians
Hospital affiliation
- Norton Hospitals, IncLouisville, KY
Industry payments (Open Payments)
- 2025$1,063 · 28 payments from 9 companies
- 2024$1,313 · 23 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $264.62 | 3 |
| Glaxosmithkline, LLC. | $180.95 | 12 |
| Integra Lifesciences Corporation | $150.00 | 1 |
| Spirair, Inc. | $142.99 | 1 |
| Regeneron Healthcare Solutions, Inc. | $135.81 | 4 |
What the 2025 payments were for
- Food and Beverage$1,063 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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