Doctor profile · Federal record
Dr. Harold Bays, MD
Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Louisville, KY
- NPI 1316953920
- Accepts Medicare
- 42 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3288 Illinois Ave, Suite 101
Louisville, KY 402131014
(502) 515-6621
fax (502) 515-6620
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- September 18, 2021
- Year of graduation
- 1984 — 42 yrs since
- Specialty taxonomy
- 207RE0101X — NUCC code
- State license (1)
- Kentucky #24037
- Medicaid
- KY #64240377
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1316953920. Last verified May 11, 2026.Open Payments
Industry payments received
All-time total
$53,008
Transactions
49
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | 13 | $19,246.96 | |
| Amgen Inc. | 2 | $10,808.09 | |
| Regeneron Pharmaceuticals, Inc. | 14 | $8,111.55 | |
| Boehringer Ingelheim International GmbH | 1 | $6,659.06 | |
| Eli Lilly and Company | 6 | $4,976.47 | |
| Daiichi Sankyo Europe GmbH | 1 | $957.40 | |
| Novo Nordisk AS | 3 | $644.86 | |
| Esperion Therapeutics, Inc. | 2 | $453.71 | |
| Kiniksa Pharmaceuticals International, plc | 1 | $450.00 | |
| Lilly USA, LLC | 1 | $382.39 | |
| Novo Nordisk Inc | 5 | $317.73 |
By nature of payment
Frequently asked questions
What is Dr. Harold Bays's medical specialty?
Dr. Harold Bays practices Endocrinology, Diabetes & Metabolism Physician in Louisville, KY.
Where does Dr. Harold Bays practice?
Dr. Harold Bays practices at 3288 Illinois Ave, Louisville, KY 402131014. Office phone: 5025156621.
What is Dr. Harold Bays's NPI?
Dr. Harold Bays's National Provider Identifier (NPI) is 1316953920, issued by NPPES.
Does Dr. Harold Bays accept Medicare assignment?
Yes. Dr. Harold Bays accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.