Hammad Siddiqui, M.D
NPI 1497205843ActiveIndividual· Internal Medicine, Nephrology· Lexington, KY
Internal Medicine, Nephrology (M.D) with Nephrology Associates of Lexington PSC, practicing in Lexington, Kentucky. In 2024 Medicare paid $148,014 for 611 patients, and Part D covered 609 of their prescriptions, 87% of them generic. Amgen Inc. was the largest of 15 companies reporting payments in 2025, $842.29 in all, mostly food and beverage. Lists Baptist Health Lexington and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1497205843 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Oct 10, 2016 |
| Last updated in NPPES | Sep 2, 2026 |
| Certified by provider | Sep 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 55119 | KY |
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 - Nephrology (KY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 611 |
|---|---|
| Services billed | 1,954 across 19 procedure codes |
| Paid by Medicare | $148,014 |
Part D prescriptions in 2024
| Prescriptions (claims) | 609 · 1,173 30-day fills |
|---|---|
| Patients | 218 |
| Total drug cost | $76,321 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nephrology |
Medical group
- Nephrology Associates of Lexington PSCLexington, KY · 7 clinicians
Hospital affiliations
- Baptist Health LexingtonLexington, KY
- Baptist Health RichmondRichmond, KY
- Rockcastle County Hospital, Inc.Mount Vernon, KY
- Saint Joseph EastLexington, KY
- Saint Joseph HospitalLexington, KY
Industry payments (Open Payments)
- 2025$842.29 · 41 payments from 15 companies
- 2024$454.76 · 24 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $238.05 | 12 |
| Novartis Pharmaceuticals Corporation | $110.77 | 5 |
| Opko Pharmaceuticals, LLC | $70.76 | 4 |
| Ardelyx, Inc. | $56.53 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $49.92 | 3 |
What the 2025 payments were for
- Food and Beverage$771.53 · 37 payments
- Education$70.76 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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