Matthew Lewis Chase, M.D.
NPI 1437562899ActiveIndividual· Internal Medicine, Hematology & Oncology· Honolulu, HI
Internal Medicine, Hematology & Oncology (M.D.) with Hawaii Permanente Medical Group Inc, practicing in Honolulu, Hawaii. Their prescriptions cost Medicare Part D more than their services did: $2,271,498 for 652 claims, against $202,134 paid for services in 2024. Syndax Pharmaceuticals, Inc. reported $124.28 in payments in 2025, mostly food and beverage. Lists Kaiser Foundation Hospital as a hospital affiliation.
Overview
| NPI | 1437562899 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 3, 2014 |
| Last updated in NPPES | Mar 6, 2024 |
| Certified by provider | Mar 6, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | MD-19142 | HI |
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 - Medical Oncology (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 14,886 across 54 procedure codes |
| Paid by Medicare | $202,134 |
Part D prescriptions in 2024
| Prescriptions (claims) | 652 · 940 30-day fills |
|---|---|
| Patients | 121 |
| Total drug cost | $2,271,498 |
| Generic share | 71% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology |
| Telehealth | Offers telehealth |
Medical group
- Hawaii Permanente Medical Group IncHonolulu, HI · 704 clinicians
Hospital affiliation
- Kaiser Foundation HospitalHonolulu, HI
Industry payments (Open Payments)
- 2025$124.28 · 1 payment from 1 company
- 2024$25.97 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Syndax Pharmaceuticals, Inc. | $124.28 | 1 |
What the 2025 payments were for
- Food and Beverage$124.28 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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