Omer Asif Siddiqui, M.D.
NPI 1659577278ActiveIndividual· Internal Medicine, Nephrology· Memphis, TN
Internal Medicine, Nephrology (M.D.) with Ut Medical Group Inc and 1 other group, practicing in Memphis, Tennessee. Their prescriptions cost Medicare Part D more than their services did: $532,422 for 1,808 claims, against $109,022 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 11 companies reporting payments in 2025, $1,218 in all, mostly food and beverage. Lists Baptist Memorial Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1659577278 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 21, 2007 |
| Last updated in NPPES | Jul 9, 2025 |
| Certified by provider | Jul 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 46512 | TN |
| Internal Medicine | 207R00000X | 23721 | MS |
| Internal Medicine | 207R00000X | E6551 | AR |
| Internal Medicine | 207R00000X | 46512 | TN |
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 - Nephrology (MS); Practitioner - Nephrology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 246 |
|---|---|
| Services billed | 976 across 15 procedure codes |
| Paid by Medicare | $109,022 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,808 · 3,623 30-day fills |
|---|---|
| Patients | 223 |
| Total drug cost | $532,422 |
| Generic share | 75% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical groups
- Ut Medical Group IncMemphis, TN · 96 clinicians
- Greenbrook Physician Services, LLCSouthaven, MS · 72 clinicians
Hospital affiliations
- Baptist Memorial HospitalMemphis, TN
- Baptist Memorial Hospital DesotoSouthaven, MS
- Methodist Healthcare - Olive Branch HospitalOlive Branch, MS
- Methodist Hospitals of MemphisMemphis, TN
- St Francis HospitalMemphis, TN
Other facilities
- Davita Pace Road DialysisDialysis facility · Memphis, TN
- Rcg SouthavenDialysis facility · Southaven, MS
Industry payments (Open Payments)
- 2025$1,218 · 62 payments from 11 companies
- 2024$1,180 · 65 payments from 13 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $307.65 | 18 |
| Travere Therapeutics, Inc. | $227.73 | 12 |
| Mallinckrodt Hospital Products Inc. | $176.41 | 9 |
| Lilly USA, LLC | $119.10 | 5 |
| Novartis Pharmaceuticals Corporation | $115.52 | 5 |
What the 2025 payments were for
- Food and Beverage$1,135 · 58 payments
- Education$82.40 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Memphis
- 1679769434
- 1942418546
- 1407735236
- 1487241790
- 1871503268
- 1669646634
- 1780994921
- 1346219342
- 1609148857
- 1841538147
- 1023939568
- 1225240476