Ying-Yu Chao, GNP-BC
NPI 1043684673ActiveIndividual· Nurse Practitioner, Gerontology· Brooklyn, NY
Nurse Practitioner, Gerontology (GNP-BC) with Xu Z. Chen Psychiatrist, LLC, practicing in Brooklyn, New York. Their prescriptions cost Medicare Part D more than their services did: $20,559 for 1,207 claims, against $6,588 paid for services in 2024. Alkermes, Inc. reported $22.66 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1043684673 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | GNP-BC |
| Sole proprietor | No |
| NPI issued | Nov 19, 2015 |
| Last updated in NPPES | Oct 22, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Gerontology Primary | 363LG0600X | F340917 | NY |
| Nurse Practitioner, Gerontology | 363LG0600X | 26NJ00545000 | NJ |
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 - Nurse Practitioner (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 52 |
|---|---|
| Services billed | 96 across 3 procedure codes |
| Paid by Medicare | $6,588 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,207 · 1,213 30-day fills |
|---|---|
| Patients | 350 |
| Total drug cost | $20,559 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Xu Z. Chen Psychiatrist, LLCBrooklyn, NY · 15 clinicians
Industry payments (Open Payments)
- 2025$22.66 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Alkermes, Inc. | $22.66 | 1 |
What the 2025 payments were for
- Food and Beverage$22.66 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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