George Lai, MD
NPI 1174583330ActiveIndividual· Internal Medicine· Cottonwood, AZ
Internal Medicine (MD) in Cottonwood, Arizona, trained at University of Arizona College of Medicine (class of 1999). In 2024 Medicare paid $79,203 for 415 patients, and Part D covered 572 of their prescriptions, 88% of them generic. Gilead Sciences, Inc. was the largest of 2 companies reporting payments in 2025, $48.30 in all, mostly food and beverage.
Overview
| NPI | 1174583330 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 23, 2006 |
| Last updated in NPPES | Oct 24, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 30310 | 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 | 415 |
|---|---|
| Services billed | 946 across 11 procedure codes |
| Paid by Medicare | $79,203 |
Part D prescriptions in 2024
| Prescriptions (claims) | 572 · 599 30-day fills |
|---|---|
| Patients | 196 |
| Total drug cost | $34,362 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of Arizona College of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Internal Medicine |
Medical group
- Aia Hospitalists LLCPhoenix, AZ · 53 clinicians
Hospital affiliation
- Chandler Regional Medical CenterChandler, AZ
Industry payments (Open Payments)
- 2025$48.30 · 2 payments from 2 companies
- 2024$178.68 · 3 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $28.22 | 1 |
| Ferring Pharmaceuticals Inc. | $20.08 | 1 |
What the 2025 payments were for
- Food and Beverage$48.30 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 internal medicine physicians in Cottonwood · All internal medicine physicians in Arizona