Harmony Biosciences LLC

Reporting payments is a legal requirement; large totals often reflect large product portfolios.

$7.1Mgeneral payments (2019-2025)
$285Kresearch payments (2019-2025)
14,897clinicians paid

General and research payments are shown separately, never blended. Research payments are often institution-directed and tied to clinical trials.

General payments by year

2020 $900K
2021 $1.0M
2022 $1.4M
2023 $1.5M
2024 $1.3M
2025 $1.0M

General payments only, as reported to CMS. Research payments are totaled above and not included in these bars.

Products most associated with its payments

Specialties it works with most

Sleep Medicine (Psychiatry & Neurology) $1.3M
Pulmonary Disease $1.1M
Sleep Medicine (Internal Medicine) $986K
Neurology (Psychiatry & Neurology) $867K
Family $538K
Internal Medicine $452K

Clinicians with the largest reported totals

Often long-running consulting, speaking, or advisory relationships, which companies must report by law. A large total is not evidence of anything improper.

ClinicianLocationSpecialtyGeneral payments (2019-2025)
Haramandeep Singh San Ramon, CA Sleep Medicine (Psychiatry & Neurology) $395,589.33
William Winter Charlottesville, VA Sleep Medicine (Psychiatry & Neurology) $373,663.55
Abhinav Singh Greenwood, IN Internal Medicine $277,209.24
Peter Ottavio Port Jefferson Station, NY Pulmonary Disease $252,190.77
James Roy Huntsville, AL Sleep Medicine (Internal Medicine) $199,562.75
Gerard Meskill Sugar Land, TX Sleep Medicine (Psychiatry & Neurology) $156,367.63
Steven Gradney Springfield, MO Sleep Medicine (Internal Medicine) $142,567.78
Matthew Davis Middletown, NJ Neurology (Psychiatry & Neurology) $131,607.23
Ellen Wermter Charlottesville, VA Family $127,242.91
Lewis Kass Philadelphia, PA Pediatric Pulmonology $97,270.49

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.