Hoang-Long Cao Huynh, M.D.
NPI 1063863066ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· New York, NY
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) in New York, New York, trained at George Washington University School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $1,606,676 for 2,542 claims, against $33,429 paid for services in 2024. Novo Nordisk Inc was the largest of 3 companies reporting payments in 2025, $287.15 in all, mostly food and beverage.
Overview
| NPI | 1063863066 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jun 30, 2016 |
| Last updated in NPPES | Jun 16, 2021 |
| Certified by provider | Jun 16, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 300490 | NY |
| 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 - Endocrinology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 130 |
|---|---|
| Services billed | 485 across 14 procedure codes |
| Paid by Medicare | $33,429 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,542 · 5,539 30-day fills |
|---|---|
| Patients | 350 |
| Total drug cost | $1,606,676 |
| Generic share | 27% of claims |
Education and affiliations
| Medical school | George Washington University School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Endocrinology |
Medical group
- Trustees of Columbia University in the City of New YorkNew York, NY · 2,296 clinicians
Hospital affiliation
- New York-Presbyterian HospitalNew York, NY
Industry payments (Open Payments)
- 2025$287.15 · 13 payments from 3 companies
- 2024$301.12 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novo Nordisk Inc | $238.33 | 11 |
| Antares Pharma, Inc. | $25.03 | 1 |
| Xeris Pharmaceuticals, Inc. | $23.79 | 1 |
What the 2025 payments were for
- Food and Beverage$287.15 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other endocrinologists in New York
- 1003042169
- 1003989211
- 1013078732
- 1013085596
- 1013189646
- 1013476969
- 1023195401
- 1053335356
- 1063654994
- 1073627063
- 1104277219
- 1144328261
All 345 endocrinologists in New York · All endocrinologists in New York