Loan Nguyen, MD
NPI 1528352739ActiveIndividual· Internal Medicine, Pulmonary Disease· Oklahoma City, OK
Internal Medicine, Pulmonary Disease (MD) in Oklahoma City, Oklahoma, trained at University of Oklahoma College of Medicine (class of 2011). In 2024 Medicare paid $124,572 for 466 patients, and Part D covered 87 of their prescriptions, 78% of them generic.
Overview
| NPI | 1528352739 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 6, 2011 |
| Last updated in NPPES | Jun 6, 2022 |
| Certified by provider | Jun 6, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 28536 | OK |
| Internal Medicine | 207R00000X | 28536 | OK |
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 - Pulmonary Disease (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 466 |
|---|---|
| Services billed | 1,468 across 27 procedure codes |
| Paid by Medicare | $124,572 |
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 87 30-day fills |
|---|---|
| Patients | 66 |
| Total drug cost | $7,754 |
| Generic share | 78% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Internal Medicine |
Medical group
- Ohh Physicians LLCOklahoma City, OK · 133 clinicians
Hospital affiliations
- Mercy Hospital AdaAda, OK
- Mercy Hospital Oklahoma City, IncOklahoma City, OK
- Oklahoma Heart Hospital South, LLCOklahoma City, OK
- Oklahoma Heart Hospital, LLCOklahoma City, OK
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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