Robert Bobek Arashahi, M.D.
NPI 1003995457ActiveIndividual· Internal Medicine· Mesa, AZ
Internal Medicine (M.D.) with Pioneer Hospitalists, PLLC, practicing in Mesa, Arizona. In 2024 Medicare paid $186,809 for 763 patients, and Part D covered 674 of their prescriptions, 89% of them generic. Lists Banner Baywood Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1003995457 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 6, 2006 |
| Last updated in NPPES | Aug 12, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 43965 | 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 - Internal Medicine (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 763 |
|---|---|
| Services billed | 2,048 across 11 procedure codes |
| Paid by Medicare | $186,809 |
Part D prescriptions in 2024
| Prescriptions (claims) | 674 · 697 30-day fills |
|---|---|
| Patients | 330 |
| Total drug cost | $35,171 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Hospitalist |
Medical group
- Pioneer Hospitalists, PLLCChandler, AZ · 50 clinicians
Hospital affiliations
- Banner Baywood Medical CenterMesa, AZ
- Chandler Regional Medical CenterChandler, AZ
- Dignity Health Arizona General HospitalMesa, AZ
- Mercy Gilbert Medical CenterGilbert, AZ
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Mesa
- 1053706705
- 1053846105
- 1063446425
- 1063876647
- 1093776452
- 1104043801
- 1104994375
- 1164544979
- 1184835126
- 1225267156
- 1235628033
- 1265662928
All 259 internal medicine physicians in Mesa · All internal medicine physicians in Arizona