DoctorsProofNPPES directory · verify at state boards

Medical Oncology in Irvine, CA

5 verified medical oncology doctors in Irvine.

Medical oncologists diagnose and treat cancer, coordinating chemotherapy and other systemic cancer therapies.

NPPES tenure ≠ clinical experience. "Years on NPPES" is time since the physician first registered a National Provider Identifier, not time practicing medicine. Verify current license status with the state medical board.

Verify a license at the Medical Board of California

Dr. Nerses Tchekmedyian, MD

Medical Oncology

20 yrs NPPES
NPI 1821032129
1000 FIVEPOINT, Irvine, CA 92618(949) 671-4673
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Richard Lee, MD

Medical Oncology

18 yrs NPPES
NPI 1255503850
1000 FIVEPOINT, Irvine, CA 92618(800) 826-4673
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· $13,053 (2023)

Industry Payments (2023)

Reported by drug and device makers to CMS Open Payments. These payments are legal and disclosed — shown as context, not a judgment.

$13,053

Total received

2

Transactions

1

Paying companies

Top paying companies

Merck Sharp & Dohme LLC$13,053

Among the 4,060 medical oncology doctors we've analyzed, about 60% received any industry payment (median $4,500 among those who did). This doctor's total ranks around the 74th percentile of that group.

Benchmark reflects doctors we've analyzed, not all US medical oncology doctors.

Payments to Richard Lee do not imply any wrongdoing. Many are meals, education, or research support.

Dr. Charles Nguyen, MD

Medical Oncology

8 yrs NPPES
NPI 1902303431
1000 FIVEPOINT, Irvine, CA 92618(949) 671-4673
NPPES public registryAccepts Medicare (2024)
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Katarina Vasiljevic, MD

Medical Oncology

7 yrs NPPES
NPI 1770042731
1000 FIVEPOINT, Irvine, CA 92618(888) 333-4673
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Dr. Elizabeth Conner, MD

Medical Oncology

7 yrs NPPES
NPI 1861052888
1000 FIVEPOINT, Irvine, CA 92618(800) 826-4673
NPPES public registry
CMS Open Payments· No payments in 2023

Industry Payments

No industry payments on record in the 2023 CMS Open Payments data. This doctor received no reported payments from drug or device makers that year.

Medical Oncology in Irvine, CA — Verified | DoctorsProof | DoctorsProof