Greggory Keith Peifer, D.O.
NPI 1326420746ActiveIndividual· Urology· Mesa, AZ
Urology (D.O.) with East Valley Urology Center PLC, practicing in Mesa, Arizona. 453 Medicare patients in 2024, $210,512 paid; nearly all of their 1,336 Part D prescriptions were generic (90%). Medtronic, Inc. was the largest of 18 companies reporting payments in 2025, $1,564 in all, mostly food and beverage. Lists Banner Baywood Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1326420746 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Jun 22, 2015 |
| Last updated in NPPES | May 27, 2021 |
| Certified by provider | May 27, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 008490 | AZ |
| Urology | 208800000X | 5101021915 | MI |
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 - Urology (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 453 |
|---|---|
| Services billed | 3,502 across 92 procedure codes |
| Paid by Medicare | $210,512 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,336 · 2,535 30-day fills |
|---|---|
| Patients | 419 |
| Total drug cost | $135,625 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- East Valley Urology Center PLCMesa, AZ · 9 clinicians
Hospital affiliations
- Banner Baywood Medical CenterMesa, AZ
- Banner Ironwood Medical CenterQueen Creek, AZ
- Dignity Health Arizona General HospitalMesa, AZ
- Honorhealth Four Peaks Medical CenterMesa, AZ
- Mercy Gilbert Medical CenterGilbert, AZ
Industry payments (Open Payments)
- 2025$1,564 · 48 payments from 18 companies
- 2024$2,931 · 60 payments from 24 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $414.81 | 6 |
| Boston Scientific Corporation | $329.40 | 7 |
| Sumitomo Pharma America, Inc. | $215.19 | 11 |
| Pfizer Inc. | $90.85 | 4 |
| Dendreon Pharmaceuticals LLC | $62.82 | 2 |
What the 2025 payments were for
- Food and Beverage$1,462 · 47 payments
- Travel and Lodging$102.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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