Lisa Phuong, D.O.
NPI 1265826234ActiveIndividual· Internal Medicine, Hematology & Oncology· Norwalk, CT
Internal Medicine, Hematology & Oncology (D.O.) in Norwalk, Connecticut, trained at Touro Un Col of Osteopathic Medicine, New York (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $368,545 for 417 claims, against $37,060 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 28 companies reporting payments in 2025, $1,064 in all, mostly food and beverage.
Overview
| NPI | 1265826234 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Mar 26, 2015 |
| Last updated in NPPES | Mar 23, 2021 |
| Certified by provider | Mar 23, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 67443 | CT |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Medical Oncology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 170 |
|---|---|
| Services billed | 480 across 15 procedure codes |
| Paid by Medicare | $37,060 |
Part D prescriptions in 2024
| Prescriptions (claims) | 417 · 951 30-day fills |
|---|---|
| Patients | 125 |
| Total drug cost | $368,545 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Touro Un Col of Osteopathic Medicine, New York |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology |
| Telehealth | Offers telehealth |
Medical group
- Nuvance Health Medical Practice CT IncDanbury, CT · 747 clinicians
Hospital affiliations
- Danbury HospitalDanbury, CT
- Norwalk HospitalNorwalk, CT
Industry payments (Open Payments)
- 2025$1,064 · 46 payments from 28 companies
- 2024$892.20 · 39 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $200.72 | 8 |
| Genentech USA, Inc. | $68.90 | 3 |
| Janssen Biotech, Inc. | $61.60 | 2 |
| Gilead Sciences, Inc. | $61.15 | 2 |
| Rigel Pharmaceuticals, Inc. | $55.48 | 2 |
What the 2025 payments were for
- Food and Beverage$1,064 · 46 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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