Gregory T. Loo, DPM
NPI 1659360485ActiveIndividual· Podiatrist· Phoenix, AZ
Podiatrist (DPM) in Phoenix, Arizona, licensed in AZ, with an NPI issued in October 2005. 315 Medicare patients in 2024, $146,822 paid; nearly all of their 114 Part D prescriptions were generic (93%). Ortho Solutions Inc was the largest of 5 companies reporting payments in 2025, $465.10 in all, mostly food and beverage.
Overview
| NPI | 1659360485 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DPM |
| Sole proprietor | No |
| NPI issued | Oct 14, 2005 |
| Last updated in NPPES | May 19, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Podiatrist Primary | 213E00000X | 0502 | 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 - Podiatry (AZ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 315 |
|---|---|
| Services billed | 2,518 across 58 procedure codes |
| Paid by Medicare | $146,822 |
Part D prescriptions in 2024
| Prescriptions (claims) | 114 · 148 30-day fills |
|---|---|
| Patients | 67 |
| Total drug cost | $4,198 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1997 |
|---|---|
| Medicare specialty | Podiatry |
Industry payments (Open Payments)
- 2025$465.10 · 9 payments from 5 companies
- 2024$319.85 · 7 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ortho Solutions Inc | $308.83 | 2 |
| Depuy Synthes Sales Inc. | $99.43 | 4 |
| Surgenex LLC | $20.68 | 1 |
| Paratek Pharmaceuticals, Inc. | $19.45 | 1 |
| Mimedx Group, Inc. | $16.71 | 1 |
What the 2025 payments were for
- Food and Beverage$465.10 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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