Joyce Y. Chung, MD
NPI 1841282191ActiveIndividual· Radiology, Radiation Oncology· New Haven, CT
Radiology, Radiation Oncology (MD) in New Haven, Connecticut, trained at Georgetown University School of Medicine (class of 1993). 79 Medicare patients in 2024, $74,190 paid; nearly all of their 88 Part D prescriptions were generic (98%). Astrazeneca Pharmaceuticals LP reported $23.39 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1841282191 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 22, 2005 |
| Last updated in NPPES | Apr 4, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Radiation Oncology Primary | 2085R0001X | 034676 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Radiation Oncology (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 79 |
|---|---|
| Services billed | 1,215 across 25 procedure codes |
| Paid by Medicare | $74,190 |
Part D prescriptions in 2024
| Prescriptions (claims) | 88 · 109 30-day fills |
|---|---|
| Patients | 39 |
| Total drug cost | $1,614 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Georgetown University School of Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Radiation Oncology |
| Telehealth | Offers telehealth |
Medical group
- Yale UniversityNew Haven, CT · 2,645 clinicians
Hospital affiliation
- Griffin HospitalDerby, CT
Industry payments (Open Payments)
- 2025$23.39 · 1 payment from 1 company
- 2024$65.32 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $23.39 | 1 |
What the 2025 payments were for
- Food and Beverage$23.39 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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