Joan Okkyung Cho, MD
NPI 1942242490ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· New Haven, CT
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in New Haven, Connecticut, licensed in CT, with an NPI issued in June 2006. Part D covered 17 prescriptions written in 2024, 100% of them generic.
Overview
| NPI | 1942242490 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 11, 2006 |
| Last updated in NPPES | Feb 28, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 027052 | CT |
| Internal Medicine | 207R00000X | 027052 | 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 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (CT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 17 · 25 30-day fills |
|---|---|
| Total drug cost | $5,667 |
| Generic share | 100% of claims |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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