Device Urology Gynecology

Olympus

Payments companies reported to CMS as associated with Olympus. "Associated with" is CMS's wording: it links a payment to a product without saying the money was spent on it.

$2.4Massociated payments (2023-2025)
1,769clinicians with associated payments
6companies reporting

By year

2023 $664K
2024 $794K
2025 $978K

Payments reported as associated with Olympus, per program year, as reported to CMS.

Who makes it

Specialties most often involved

Gastroenterology (Internal Medicine) $1.5M
Pulmonary Disease $194K
Orthopaedic Surgery $190K
Surgery $179K
Obstetrics & Gynecology $53K
Colon & Rectal Surgery $51K

Where the associated payments went, by the receiving clinician's specialty.

Clinicians most associated with Olympus

These are the largest totals companies reported as associated with Olympus. They are typically speaking or consulting arrangements, which companies must report by law; appearing here is not evidence of anything improper.

ClinicianLocationSpecialtyAssociated payments (2023-2025)
Derek Dee Huntington Beach, CA Orthopaedic Surgery $189,127.87
Hiroyuki Aihara Boston, MA Gastroenterology (Internal Medicine) $188,632.25
Dennis Yang Orlando, FL Gastroenterology (Internal Medicine) $178,237.89
Sergey Kantsevoy Baltimore, MD Gastroenterology (Internal Medicine) $174,307.84
Joo Hwang Stanford, CA Gastroenterology (Internal Medicine) $172,635.88
Peter Draganov Gainesville, FL Gastroenterology (Internal Medicine) $159,885.97
Makoto Nishimura New York, NY Gastroenterology (Internal Medicine) $86,319.69
Ahmed Saeed Kansas City, MO Gastroenterology (Internal Medicine) $77,295.95
Alexander Schlachterman Philadelphia, PA Gastroenterology (Internal Medicine) $61,168.94
Alexander Chen Saint Louis, MO Pulmonary Disease $54,496.73

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Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026). Drug and device detail covers 2023-2025.