Mark Minh Ngo, M.D.
NPI 1982623468ActiveIndividual· Internal Medicine, Hematology & Oncology· Long Beach, CA
Internal Medicine, Hematology & Oncology (M.D.) with Cancer and Blood Specialty Clinic, practicing in Long Beach, California. Their prescriptions cost Medicare Part D more than their services did: $4,058,314 for 1,313 claims, against $2,358,460 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 4 companies reporting payments in 2025, $540.56 in all, mostly food and beverage. Lists Memorialcare Long Beach Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1982623468 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 18, 2006 |
| Last updated in NPPES | Feb 20, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | A73755 | CA |
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 - Hematology/Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 677 |
|---|---|
| Services billed | 158,662 across 80 procedure codes |
| Paid by Medicare | $2,358,460 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,313 · 2,088 30-day fills |
|---|---|
| Patients | 196 |
| Total drug cost | $4,058,314 |
| Generic share | 69% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Medical Oncology |
| Telehealth | Offers telehealth |
Medical group
- Cancer and Blood Specialty ClinicLos Alamitos, CA · 18 clinicians
Hospital affiliations
- Memorialcare Long Beach Medical CenterLong Beach, CA
- Providence Little Company of Mary Med Ctr TorranceTorrance, CA
- Torrance Memorial Medical CenterTorrance, CA
Industry payments (Open Payments)
- 2025$540.56 · 26 payments from 4 companies
- 2024$495.16 · 21 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $244.99 | 13 |
| Celgene Corporation | $207.82 | 10 |
| E.R. Squibb & Sons, L.L.C. | $56.97 | 2 |
| Pfizer Inc. | $30.78 | 1 |
What the 2025 payments were for
- Food and Beverage$540.56 · 26 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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