James Gordon Lieber, MD
NPI 1083690283ActiveIndividual· Internal Medicine· Chandler, AZ
Internal Medicine (MD) in Chandler, Arizona, trained at Michigan State University College of Human Medicine (class of 1995). Their prescriptions cost Medicare Part D more than their services did: $692,075 for 6,580 claims, against $125,424 paid for services in 2024. Novo Nordisk Inc was the largest of 10 companies reporting payments in 2025, $272.01 in all, mostly food and beverage.
Overview
| NPI | 1083690283 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 20, 2005 |
| Last updated in NPPES | Jul 13, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 24507 | 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 | 405 |
|---|---|
| Services billed | 1,776 across 28 procedure codes |
| Paid by Medicare | $125,424 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,580 · 17,313 30-day fills |
|---|---|
| Patients | 623 |
| Total drug cost | $692,075 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$272.01 · 15 payments from 10 companies
- 2024$259.58 · 15 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $61.91 | 4 |
| Lilly USA, LLC | $40.81 | 2 |
| Exact Sciences Corporation | $37.79 | 2 |
| Boehringer Ingelheim Pharmaceuticals, Inc. | $21.91 | 1 |
| Seqirus USA Inc | $20.12 | 1 |
What the 2025 payments were for
- Food and Beverage$272.01 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 134 internal medicine physicians in Chandler · All internal medicine physicians in Arizona