Hisham A. Alrefai, MD
NPI 1811962350ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Louisville, KY
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Louisville, Kentucky, licensed in KY and IN, with an NPI issued in February 2006. Their prescriptions cost Medicare Part D more than their services did: $6,559,672 for 11,262 claims, against $90,717 paid for services in 2024. Novo Nordisk Inc was the largest of 32 companies reporting payments in 2025, $104,677 in all, mostly speaking and faculty fees. Lists Baptist Health Hardin and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1811962350 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 20, 2006 |
| Last updated in NPPES | Feb 9, 2024 |
| Certified by provider | Feb 9, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 37214 | KY |
| Internal Medicine | 207R00000X | 01055359A | IN |
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 - Internal Medicine (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 616 |
|---|---|
| Services billed | 1,498 across 6 procedure codes |
| Paid by Medicare | $90,717 |
Part D prescriptions in 2024
| Prescriptions (claims) | 11,262 · 19,389 30-day fills |
|---|---|
| Patients | 1,001 |
| Total drug cost | $6,559,672 |
| Generic share | 29% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Endocrinology |
| Telehealth | Offers telehealth |
Hospital affiliations
- Baptist Health HardinElizabethtown, KY
- Baptist Health LouisvilleLouisville, KY
- Jane Todd Crawford HospitalGreensburg, KY
- Owensboro Health Twin Lakes Medical CenterLeitchfield, KY
- Taylor Regional HospitalCampbellsville, KY
Industry payments (Open Payments)
- 2025$104,677 · 436 payments from 32 companies
- 2024$56,183 · 359 payments from 27 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $39,649 | 52 |
| Bayer Healthcare Pharmaceuticals Inc. | $30,102 | 47 |
| Corcept Therapeutics | $29,510 | 54 |
| Cequr Corporation | $1,651 | 73 |
| Alexion Pharmaceuticals, Inc. | $519.20 | 28 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$76,644 · 25 payments
- Travel and Lodging$12,266 · 21 payments
- Food and Beverage$9,126 · 383 payments
- Honoraria$6,490 · 3 payments
- Education$149.56 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Louisville
- 1114026879
- 1144429101
- 1619162880
- 1568797488
- 1578505137
- 1770623878
- 1285037812
- 1164442604
- 1467727578
- 1982026969
- 1104385145
- 1316953920
All Internal Medicine, Endocrinology, Diabetes & Metabolism providers in Kentucky →