Benjamin Sarsah, MD
NPI 1144483132ActiveIndividual· Internal Medicine· Oro Valley, AZ
Internal Medicine (MD) with Southwest Kidney Institute PLC, practicing in Oro Valley, Arizona. Their prescriptions cost Medicare Part D more than their services did: $919,426 for 2,934 claims, against $163,056 paid for services in 2024. Bayer Healthcare Pharmaceuticals Inc. was the largest of 16 companies reporting payments in 2025, $1,100 in all, mostly food and beverage. Lists Northwest Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1144483132 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 9, 2008 |
| Last updated in NPPES | Oct 4, 2021 |
| Certified by provider | Oct 4, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 40458 | AZ |
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 (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 478 |
|---|---|
| Services billed | 3,293 across 47 procedure codes |
| Paid by Medicare | $163,056 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,934 · 7,498 30-day fills |
|---|---|
| Patients | 501 |
| Total drug cost | $919,426 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Southwest Kidney Institute PLCMesa, AZ · 101 clinicians
Hospital affiliations
- Northwest Medical CenterTucson, AZ
- Oro Valley HospitalOro Valley, AZ
- St Joseph's HospitalTucson, AZ
- St. Mary's HospitalTucson, AZ
Other facilities
- Davita Northwest Tucson DialysisDialysis facility · Tucson, AZ
- Davita Oro Valley DialysisDialysis facility · Oro Valley, AZ
- Encompass Health Rehabilitation Hospital of NorthwInpatient rehabilitation facility · Tucson, AZ
Industry payments (Open Payments)
- 2025$1,100 · 46 payments from 16 companies
- 2024$520.64 · 27 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bayer Healthcare Pharmaceuticals Inc. | $164.77 | 9 |
| Amgen Inc. | $153.06 | 9 |
| Vantive US Healthcare LLC | $149.33 | 1 |
| Novartis Pharmaceuticals Corporation | $113.47 | 5 |
| Calliditas Therapeutics US Inc. | $86.93 | 3 |
What the 2025 payments were for
- Food and Beverage$1,100 · 46 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 19 internal medicine physicians in Oro Valley · All internal medicine physicians in Arizona