Sean Ho Yoon, MD
NPI 1386208858ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Great Neck, NY
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) with North Shore-Lij Medical PC, practicing in Great Neck, New York. Their prescriptions cost Medicare Part D more than their services did: $166,110 for 552 claims, against $11,931 paid for services in 2024. Radius Health, Inc. was the largest of 2 companies reporting payments in 2025, $77.12 in all, mostly food and beverage. Lists Long Island Jewish Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1386208858 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 30, 2019 |
| Last updated in NPPES | Aug 11, 2024 |
| Certified by provider | Aug 11, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 320706 | NY |
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 - Endocrinology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 67 |
|---|---|
| Services billed | 114 across 13 procedure codes |
| Paid by Medicare | $11,931 |
Part D prescriptions in 2024
| Prescriptions (claims) | 552 · 1,038 30-day fills |
|---|---|
| Patients | 119 |
| Total drug cost | $166,110 |
| Generic share | 39% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- North Shore-Lij Medical PCStaten Island, NY · 6,440 clinicians
Hospital affiliations
- Long Island Jewish Medical CenterNew Hyde Park, NY
- North Shore University HospitalManhasset, NY
Industry payments (Open Payments)
- 2025$77.12 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Radius Health, Inc. | $50.56 | 1 |
| Insulet Corporation | $26.56 | 1 |
What the 2025 payments were for
- Food and Beverage$77.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 28 endocrinologists in Great Neck · All endocrinologists in New York