Samuel K. Tsappidi, MD
NPI 1255537122ActiveIndividual· Psychiatry & Neurology, Neurocritical Care· Honolulu, HI
Psychiatry & Neurology, Neurocritical Care (MD) with Queens University Medical Group, practicing in Honolulu, Hawaii. Mostly services rather than prescriptions: Medicare paid $110,821 for 103 patients in 2024, with only 44 Part D claims. Microvention, Inc. was the largest of 10 companies reporting payments in 2025, $33,763 in all, mostly consulting fees. Lists Adventist Health Castle and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1255537122 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 26, 2007 |
| Last updated in NPPES | Jun 23, 2026 |
| Certified by provider | Jun 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurocritical Care Primary | 2084A2900X | 19103 | HI |
| Radiology, Vascular & Interventional Radiology | 2085R0204X | 19103 | HI |
| Psychiatry & Neurology, Vascular Neurology | 2084V0102X | 19103 | HI |
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 - Neurology (GA); Practitioner - Interventional Radiology (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 103 |
|---|---|
| Services billed | 613 across 33 procedure codes |
| Paid by Medicare | $110,821 |
Part D prescriptions in 2024
| Prescriptions (claims) | 44 · 73 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $17,088 |
| Generic share | 36% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Interventional Radiology |
| Secondary specialties | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Queens University Medical GroupHonolulu, HI · 614 clinicians
Hospital affiliations
- Adventist Health CastleKailua, HI
- Hilo Benioff Medical CenterHilo, HI
- The Queens Medical CenterHonolulu, HI
Industry payments (Open Payments)
- 2025$33,763 · 58 payments from 10 companies
- 2024$15,461 · 45 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Microvention, Inc. | $21,385 | 10 |
| Stryker Corporation | $9,246 | 24 |
| Medtronic, Inc. | $830.15 | 7 |
| Imperative Care, Inc | $627.49 | 4 |
| Depuy Synthes Sales Inc. | $565.27 | 5 |
What the 2025 payments were for
- Consulting Fee$27,350 · 8 payments
- Food and Beverage$5,838 · 48 payments
- Travel and Lodging$574.86 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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