Karlton Wong, MD
NPI 1376962381ActiveIndividual· Internal Medicine, Hematology & Oncology· Burbank, CA
Internal Medicine, Hematology & Oncology (MD) in Burbank, California, licensed in CA, with an NPI issued in April 2014. Their prescriptions cost Medicare Part D more than their services did: $3,422,178 for 1,984 claims, against $716,326 paid for services in 2024. Daiichi Sankyo Inc. was the largest of 6 companies reporting payments in 2025, $268.60 in all, mostly food and beverage. Lists Providence Saint Joseph Medical Ctr as a hospital affiliation.
Overview
| NPI | 1376962381 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Apr 8, 2014 |
| Last updated in NPPES | Feb 11, 2021 |
| Certified by provider | Feb 11, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | A139400 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 520 |
|---|---|
| Services billed | 30,287 across 34 procedure codes |
| Paid by Medicare | $716,326 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,984 · 2,938 30-day fills |
|---|---|
| Patients | 263 |
| Total drug cost | $3,422,178 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology/Oncology |
Hospital affiliation
- Providence Saint Joseph Medical CtrBurbank, CA
Other facilities
- Guardian Angel Home Health Agency IncHome health agency · Simi Valley, CA
- Hrm Home Health, IncHome health agency · Burbank, CA
- Peaceful Home Health Care, Inc.Home health agency · Glendale, CA
Industry payments (Open Payments)
- 2025$268.60 · 10 payments from 6 companies
- 2024$122.81 · 6 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $86.68 | 3 |
| Pfizer Inc. | $71.13 | 3 |
| Glaxosmithkline, LLC. | $32.27 | 1 |
| Merck Sharp & Dohme LLC | $29.74 | 1 |
| Agios Pharmaceuticals, Inc. | $26.09 | 1 |
What the 2025 payments were for
- Food and Beverage$237.95 · 9 payments
- Education$30.65 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 hematologist-oncologists in Burbank · All hematologist-oncologists in California