Collin Cuong Vu, M.D.
NPI 1225244775ActiveIndividual· Internal Medicine· Fountain Valley, CA
Internal Medicine (M.D.) in Fountain Valley, California, trained at University of California, San Diego School of Medicine (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $8,226,579 for 1,776 claims, against $2,629,967 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 43 companies reporting payments in 2025, $3,468 in all, mostly food and beverage.
Overview
| NPI | 1225244775 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 14, 2007 |
| Last updated in NPPES | Jul 16, 2020 |
| Certified by provider | Jul 16, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A95382 | CA |
| Internal Medicine, Hematology & Oncology | 207RH0003X | A95382 | 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 - Hematology/Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 648 |
|---|---|
| Services billed | 141,089 across 99 procedure codes |
| Paid by Medicare | $2,629,967 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,776 · 2,185 30-day fills |
|---|---|
| Patients | 265 |
| Total drug cost | $8,226,579 |
| Generic share | 53% of claims |
Education and affiliations
| Medical school | University of California, San Diego School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Cancer and Blood Specialty ClinicLos Alamitos, CA · 18 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Memorialcare Long Beach Medical CenterLong Beach, CA
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Uci Health-LakewoodLakewood, CA
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$3,468 · 141 payments from 43 companies
- 2024$3,189 · 124 payments from 45 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $286.11 | 12 |
| Merck Sharp & Dohme LLC | $271.55 | 9 |
| Astrazeneca Pharmaceuticals LP | $258.77 | 13 |
| Pfizer Inc. | $228.91 | 9 |
| E.R. Squibb & Sons, L.L.C. | $195.63 | 11 |
What the 2025 payments were for
- Food and Beverage$3,350 · 138 payments
- Education$118.43 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 111 internal medicine physicians in Fountain Valley · All internal medicine physicians in California