Ngan Thi Kim Nguyen, D.O.
NPI 1407388010ActiveIndividual· Internal Medicine, Hematology & Oncology· Memphis, TN
Internal Medicine, Hematology & Oncology (D.O.) in Memphis, Tennessee, trained at Lincoln Mem Univ, Debusk Col of Osteopathic Med (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $4,577,162 for 1,116 claims, against $367,583 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 43 companies reporting payments in 2025, $3,960 in all, mostly food and beverage.
Overview
| NPI | 1407388010 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | Yes |
| NPI issued | Apr 2, 2017 |
| Last updated in NPPES | Jul 1, 2026 |
| Certified by provider | Jul 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 4469 | TN |
| Internal Medicine, Hematology & Oncology | 207RH0003X | 20A17494 | CA |
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 - Hematology/Oncology (CA); Practitioner - Hematology/Oncology (TN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 98 |
|---|---|
| Services billed | 15,733 across 70 procedure codes |
| Paid by Medicare | $367,583 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,116 · 1,353 30-day fills |
|---|---|
| Patients | 220 |
| Total drug cost | $4,577,162 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | Lincoln Mem Univ, Debusk Col of Osteopathic Med |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Hematology/Oncology |
| Telehealth | Offers telehealth |
Medical group
- Ut Methodist Physicians LLCMemphis, TN · 127 clinicians
Hospital affiliations
- Methodist Healthcare - Olive Branch HospitalOlive Branch, MS
- Methodist Hospitals of MemphisMemphis, TN
Industry payments (Open Payments)
- 2025$3,960 · 149 payments from 43 companies
- 2024$5,974 · 258 payments from 46 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $1,276 | 27 |
| Incyte Corporation | $223.01 | 8 |
| Janssen Biotech, Inc. | $192.86 | 11 |
| Beone Medicines USA, Inc. | $159.99 | 7 |
| Celgene Corporation | $148.23 | 10 |
What the 2025 payments were for
- Food and Beverage$2,728 · 135 payments
- Long term medical supply or device loan$1,033 · 12 payments
- Education$199.94 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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