EISAI INC.
68,291 providers listed 317,084 records General Payments
General Payments — all loaded program years
- Category: General Payments
- Program years: 2019, 2020, 2021, 2022, 2023, 2024, 2025
- Record count: 317,084
- Providers listed: 68,291
Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
Coverage: program years 2019–2025, General Payments only, reported to physicians and non-physician practitioners. Payments to teaching hospitals are not included. Each figure is labeled with its category and program year; categories are never combined.
By program year
| Program year | Reported | Records | Providers | Detail |
|---|---|---|---|---|
| PY2019 | $6,124,015.16 | 30,681 | 9,373 | This company in PY2019 → |
| PY2020 | $4,302,512.00 | 36,904 | 15,496 | This company in PY2020 → |
| PY2021 | $4,812,358.64 | 80,997 | 31,839 | This company in PY2021 → |
| PY2022 | $4,418,241.29 | 39,776 | 16,534 | This company in PY2022 → |
| PY2023 | $4,660,021.26 | 32,242 | 12,866 | This company in PY2023 → |
| PY2024 | $6,738,064.45 | 50,390 | 18,076 | This company in PY2024 → |
| PY2025 | $5,005,717.86 | 46,094 | 17,426 | This company in PY2025 → |
By recipient specialty (247)
Sorted by name; identical names by identifier.
Allopathic & Osteopathic Physicians 172 specialties 42,658 providers
- Allergy & Immunology 20
- Allergy & Immunology · Allergy 7
- Anesthesiology 86
- Anesthesiology · Hospice and Palliative Medicine 2
- Anesthesiology · Pain Medicine 128
- Colon & Rectal Surgery 24
- Dermatology 18
- Dermatology · MOHS-Micrographic Surgery 4
- Dermatology · Procedural Dermatology 1
- Emergency Medicine 152
- Emergency Medicine · Emergency Medical Services 11
- Family Medicine 10,714
- Family Medicine · Addiction Medicine 19
- Family Medicine · Adolescent Medicine 5
- Family Medicine · Adult Medicine 120
- Family Medicine · Geriatric Medicine 118
- Family Medicine · Hospice and Palliative Medicine 25
- Family Medicine · Obesity Medicine 12
- Family Medicine · Sleep Medicine 24
- Family Medicine · Sports Medicine 79
- General Practice 360
- Hospitalist 222
- Integrative Medicine 1
- Internal Medicine 7,683
- Internal Medicine · Addiction Medicine 22
- Internal Medicine · Adolescent Medicine 18
- Internal Medicine · Advanced Heart Failure and Transplant Cardiology 5
- Internal Medicine · Allergy & Immunology 11
- Internal Medicine · Cardiovascular Disease 220
- Internal Medicine · Clinical Cardiac Electrophysiology 15
- Internal Medicine · Critical Care Medicine 49
- Internal Medicine · Endocrinology, Diabetes & Metabolism 650
- Internal Medicine · Gastroenterology 322
- Internal Medicine · Geriatric Medicine 267
- Internal Medicine · Hematology 109
- Internal Medicine · Hematology & Oncology 4,491
- Internal Medicine · Hepatology 31
- Internal Medicine · Hospice and Palliative Medicine 45
- Internal Medicine · Hypertension Specialist 1
- Internal Medicine · Infectious Disease 80
- Internal Medicine · Interventional Cardiology 33
- Internal Medicine · Magnetic Resonance Imaging (MRI) 1
- Internal Medicine · Medical Oncology 1,500
- Internal Medicine · Nephrology 130
- Internal Medicine · Obesity Medicine 8
- Internal Medicine · Pulmonary Disease 471
- Internal Medicine · Rheumatology 207
- Internal Medicine · Sleep Medicine 122
- Internal Medicine · Sports Medicine 4
- Internal Medicine · Transplant Hepatology 30
- Legal Medicine 1
- Medical Genetics · Clinical Genetics (M.D.) 7
- Neurological Surgery 168
- Neuromusculoskeletal Medicine & OMM 37
- Neuromusculoskeletal Medicine, Sports Medicine 7
- Nuclear Medicine 30
- Nuclear Medicine · Nuclear Cardiology 3
- Nuclear Medicine · Nuclear Imaging & Therapy 4
- Obstetrics & Gynecology 546
- Obstetrics & Gynecology · Gynecologic Oncology 699
- Obstetrics & Gynecology · Gynecology 66
- Obstetrics & Gynecology · Hospice and Palliative Medicine 1
- Obstetrics & Gynecology · Maternal & Fetal Medicine 6
- Obstetrics & Gynecology · Obstetrics 26
- Obstetrics & Gynecology · Reproductive Endocrinology 5
- Obstetrics & Gynecology · Urogynecology and Reconstructive Pelvic Surgery 12
- Ophthalmology 23
- Ophthalmology · Cornea and External Diseases Specialist 1
- Ophthalmology · Neuro-ophthalmology 8
- Ophthalmology · Retina Specialist 2
- Oral & Maxillofacial Surgery 6
- Orthopaedic Surgery 41
- Orthopaedic Surgery · Adult Reconstructive Orthopaedic Surgery 4
- Orthopaedic Surgery · Foot and Ankle Surgery 4
- Orthopaedic Surgery · Hand Surgery 3
- Orthopaedic Surgery · Orthopaedic Surgery of the Spine 6
- Orthopaedic Surgery · Pediatric Orthopaedic Surgery 1
- Orthopaedic Surgery · Sports Medicine 7
- Otolaryngology 61
- Otolaryngology · Facial Plastic Surgery 3
- Otolaryngology · Otolaryngology/Facial Plastic Surgery 4
- Otolaryngology · Otology & Neurotology 3
- Otolaryngology · Plastic Surgery within the Head & Neck 9
- Otolaryngology · Sleep Medicine 3
- Pain Medicine · Interventional Pain Medicine 149
- Pain Medicine · Pain Medicine 52
- Pathology · Anatomic Pathology 15
- Pathology · Anatomic Pathology & Clinical Pathology 140
- Pathology · Chemical Pathology 1
- Pathology · Clinical Pathology 2
- Pathology · Clinical Pathology/Laboratory Medicine 5
- Pathology · Cytopathology 4
- Pathology · Dermatopathology 3
- Pathology · Hematology 2
- Pathology · Neuropathology 1
- Pathology · Pediatric Pathology 1
- Pediatrics 257
- Pediatrics · Adolescent Medicine 6
- Pediatrics · Developmental - Behavioral Pediatrics 2
- Pediatrics · Neonatal-Perinatal Medicine 4
- Pediatrics · Neurodevelopmental Disabilities 24
- Pediatrics · Pediatric Cardiology 9
- Pediatrics · Pediatric Critical Care Medicine 2
- Pediatrics · Pediatric Emergency Medicine 2
- Pediatrics · Pediatric Endocrinology 11
- Pediatrics · Pediatric Gastroenterology 9
- Pediatrics · Pediatric Hematology-Oncology 19
- Pediatrics · Pediatric Infectious Diseases 2
- Pediatrics · Pediatric Nephrology 1
- Pediatrics · Pediatric Pulmonology 12
- Pediatrics · Pediatric Rheumatology 1
- Pediatrics · Sleep Medicine 10
- Pediatrics · Sports Medicine 1
- Physical Medicine & Rehabilitation 185
- Physical Medicine & Rehabilitation · Brain Injury Medicine 1
- Physical Medicine & Rehabilitation · Hospice and Palliative Medicine 3
- Physical Medicine & Rehabilitation · Neuromuscular Medicine 2
- Physical Medicine & Rehabilitation · Pain Medicine 69
- Physical Medicine & Rehabilitation · Pediatric Rehabilitation Medicine 3
- Physical Medicine & Rehabilitation · Spinal Cord Injury Medicine 2
- Physical Medicine & Rehabilitation · Sports Medicine 3
- Plastic Surgery 15
- Plastic Surgery · Plastic Surgery Within the Head and Neck 1
- Preventive Medicine · Addiction Medicine 4
- Preventive Medicine · Aerospace Medicine 3
- Preventive Medicine · Obesity Medicine 3
- Preventive Medicine · Occupational Medicine 9
- Preventive Medicine · Preventive Medicine/Occupational Environmental Medicine 6
- Preventive Medicine · Public Health & General Preventive Medicine 10
- Preventive Medicine · Undersea and Hyperbaric Medicine 2
- Psychiatry & Neurology · Addiction Medicine 17
- Psychiatry & Neurology · Addiction Psychiatry 20
- Psychiatry & Neurology · Behavioral Neurology & Neuropsychiatry 29
- Psychiatry & Neurology · Brain Injury Medicine 2
- Psychiatry & Neurology · Child & Adolescent Psychiatry 161
- Psychiatry & Neurology · Clinical Neurophysiology 136
- Psychiatry & Neurology · Diagnostic Neuroimaging 6
- Psychiatry & Neurology · Epilepsy 106
- Psychiatry & Neurology · Forensic Psychiatry 12
- Psychiatry & Neurology · Geriatric Psychiatry 66
- Psychiatry & Neurology · Hospice and Palliative Medicine 1
- Psychiatry & Neurology · Neurocritical Care 21
- Psychiatry & Neurology · Neurodevelopmental Disabilities 4
- Psychiatry & Neurology · Neurology 5,410
- Psychiatry & Neurology · Neurology with Special Qualifications in Child Neurology 487
- Psychiatry & Neurology · Neuromuscular Medicine 38
- Psychiatry & Neurology · Pain Medicine 17
- Psychiatry & Neurology · Psychiatry 2,405
- Psychiatry & Neurology · Psychosomatic Medicine 8
- Psychiatry & Neurology · Sleep Medicine 94
- Psychiatry & Neurology · Vascular Neurology 78
- Radiology · Body Imaging 5
- Radiology · Diagnostic Neuroimaging 1
- Radiology · Diagnostic Radiology 341
- Radiology · Hospice and Palliative Medicine 1
- Radiology · Neuroradiology 18
- Radiology · Nuclear Radiology 9
- Radiology · Radiation Oncology 742
- Radiology · Therapeutic Radiology 14
- Radiology · Vascular & Interventional Radiology 91
- Surgery 360
- Surgery · Hospice and Palliative Medicine 1
- Surgery · Pediatric Surgery 1
- Surgery · Plastic and Reconstructive Surgery 13
- Surgery · Surgery of the Hand 2
- Surgery · Surgical Critical Care 4
- Surgery · Surgical Oncology 119
- Surgery · Trauma Surgery 5
- Surgery · Vascular Surgery 13
- Thoracic Surgery (Cardiothoracic Vascular Surgery) 27
- Transplant Surgery 43
- Urology 178
Chiropractic Providers 4 specialties 18 providers
Dental Providers 5 specialties 33 providers
Eye and Vision Services Providers 3 specialties 12 providers
Nursing Service Providers 24 specialties 107 providers
- Licensed Practical Nurse 2
- Registered Nurse 44
- Registered Nurse · Ambulatory Care 1
- Registered Nurse · College Health 1
- Registered Nurse · Continuing Education/Staff Development 1
- Registered Nurse · Critical Care Medicine 3
- Registered Nurse · Emergency 2
- Registered Nurse · General Practice 9
- Registered Nurse · Gerontology 2
- Registered Nurse · Home Health 1
- Registered Nurse · Maternal Newborn 1
- Registered Nurse · Medical-Surgical 1
- Registered Nurse · Neuroscience 5
- Registered Nurse · Obstetric, Inpatient 1
- Registered Nurse · Occupational Health 1
- Registered Nurse · Oncology 6
- Registered Nurse · Pain Management 1
- Registered Nurse · Pediatrics 1
- Registered Nurse · Psychiatric/Mental Health 12
- Registered Nurse · Psychiatric/Mental Health, Adult 5
- Registered Nurse · Psychiatric/Mental Health, Child & Adolescent 1
- Registered Nurse · Rehabilitation 1
- Registered Nurse · School 3
- Registered Nurse · Women's Health Care, Ambulatory 2
Physician Assistants & Advanced Practice Nursing Providers 36 specialties 24,269 providers
- Advanced Practice Midwife 22
- Clinical Nurse Specialist 37
- Clinical Nurse Specialist · Acute Care 9
- Clinical Nurse Specialist · Adult Health 31
- Clinical Nurse Specialist · Emergency 1
- Clinical Nurse Specialist · Family Health 19
- Clinical Nurse Specialist · Gerontology 13
- Clinical Nurse Specialist · Medical-Surgical 2
- Clinical Nurse Specialist · Neuroscience 5
- Clinical Nurse Specialist · Oncology 32
- Clinical Nurse Specialist · Psychiatric/Mental Health 37
- Clinical Nurse Specialist · Psychiatric/Mental Health, Adult 31
- Clinical Nurse Specialist · Psychiatric/Mental Health, Child & Adolescent 2
- Clinical Nurse Specialist · Psychiatric/Mental Health, Child & Family 2
- Clinical Nurse Specialist · Psychiatric/Mental Health, Community 1
- Clinical Nurse Specialist · Psychiatric/Mental Health, Geropsychiatric 1
- Nurse Anesthetist, Certified Registered 31
- Nurse Practitioner 3,757
- Nurse Practitioner · Acute Care 548
- Nurse Practitioner · Adult Health 1,267
- Nurse Practitioner · Community Health 6
- Nurse Practitioner · Critical Care Medicine 11
- Nurse Practitioner · Family 9,004
- Nurse Practitioner · Gerontology 486
- Nurse Practitioner · Neonatal 1
- Nurse Practitioner · Neonatal, Critical Care 2
- Nurse Practitioner · Obstetrics & Gynecology 33
- Nurse Practitioner · Occupational Health 5
- Nurse Practitioner · Pediatrics 131
- Nurse Practitioner · Pediatrics, Critical Care 8
- Nurse Practitioner · Primary Care 430
- Nurse Practitioner · Psychiatric/Mental Health 1,734
- Nurse Practitioner · Women's Health 152
- Physician Assistant 4,682
- Physician Assistant · Medical 1,570
- Physician Assistant · Surgical 166
Podiatric Medicine & Surgery Service Providers 3 specialties 38 providers
Providers listed (68,291)
Sorted by name; identical names by identifier.
| Provider | Specialty | State | Records reported by this company |
|---|---|---|---|
| ADAM C LETT | Allopathic & Osteopathic Physicians|Family Medicine | TN | 6 |
| ADAM C SCHNEIDER | Physician Assistants & Advanced Practice Nursing Providers|Nurse Anesthetist, Certified Registered | IL | 1 |
| ADAM C SMITH | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry | KY | 3 |
| ADAM C TRUAX | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | PA | 5 |
| ADAM C WALTER | Allopathic & Osteopathic Physicians|Obstetrics & Gynecology|Gynecologic Oncology | OH | 44 |
| ADAM CHRISTOPHER AUBUCHON | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | NC | 3 |
| ADAM CHRISTOPHER CAMPBELL | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | SC | 1 |
| ADAM CHRISTOPHER SHEFFIELD | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Clinical Neurophysiology | TX | 2 |
| ADAM CLARK WENZLIK | Allopathic & Osteopathic Physicians|Family Medicine | NC | 1 |
| ADAM CODY CHRISTIANSEN | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | UT | 3 |
| ADAM COHEN | Allopathic & Osteopathic Physicians|Internal Medicine|Geriatric Medicine | NY | 12 |
| ADAM COOK | — | PA | 1 |
| ADAM D COMER | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | IN | 1 |
| ADAM D ISBELL | Allopathic & Osteopathic Physicians|Internal Medicine | AL | 4 |
| ADAM D KARNS | Allopathic & Osteopathic Physicians|Internal Medicine | CA | 17 |
| ADAM D NICHOLAS | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry | MI | 1 |
| ADAM D REINHARD | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner | TN | 1 |
| ADAM D SLANSKY | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | FL | 53 |
| ADAM DALZELL | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | GA | 1 |
| ADAM DANIEL HORVIT | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | TX | 1 |
| ADAM DAVID SCHER | Allopathic & Osteopathic Physicians|Internal Medicine | SC | 6 |
| ADAM DON SWITZER | Physician Assistants & Advanced Practice Nursing Providers|Nurse Practitioner|Family | TX | 1 |
| ADAM E STRANTZ | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | MI | 1 |
| ADAM EDWARD SINGER | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | CA | 9 |
| ADAM FOSTER NOVACK | Allopathic & Osteopathic Physicians|Family Medicine | GA | 4 |
| ADAM GRANT GRISAK | Allopathic & Osteopathic Physicians|Family Medicine | OH | 2 |
| ADAM GULHAN | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | WI | 1 |
| ADAM HY | Allopathic & Osteopathic Physicians|Family Medicine | CA | 2 |
| ADAM J ANTFLICK | Allopathic & Osteopathic Physicians|Pain Medicine|Interventional Pain Medicine | NV | 8 |
| ADAM J BATTAGLIA | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant | VA | 5 |
| ADAM J CROWSON | Physician Assistants & Advanced Practice Nursing Providers|Physician Assistant|Medical | FL | 1 |
| ADAM J FISCH | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | IN | 6 |
| ADAM J GOLDRICH | Allopathic & Osteopathic Physicians|Internal Medicine|Hematology & Oncology | MD | 1 |
| ADAM J HENSON | Allopathic & Osteopathic Physicians|Family Medicine | IL | 5 |
| ADAM J HUDDLESTON | Allopathic & Osteopathic Physicians|Radiology|Radiation Oncology | AL | 1 |
| ADAM J KAPLAN | Allopathic & Osteopathic Physicians|Surgery | NC | 2 |
| ADAM J MARIOTTI | Allopathic & Osteopathic Physicians|Otolaryngology|Otolaryngology/Facial Plastic Surgery | PA | 1 |
| ADAM J PRAWER | Allopathic & Osteopathic Physicians|Family Medicine | FL | 6 |
| ADAM J RAMMACHER | Podiatric Medicine & Surgery Service Providers|Podiatrist|Foot & Ankle Surgery | MO | 2 |
| ADAM J SCHNEIDER | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | NY | 1 |
| ADAM J SKY | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry | MO | 10 |
| ADAM J SORSCHER | Allopathic & Osteopathic Physicians|Internal Medicine|Sleep Medicine | NH | 9 |
| ADAM J WEINSTEIN | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | PA | 6 |
| ADAM JONATHAN COHEN | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Child & Adolescent Psychiatry | NY | 1 |
| ADAM JONATHAN KAPLAN | Allopathic & Osteopathic Physicians|Family Medicine | TX | 8 |
| ADAM JOSEPH WALLACE | Allopathic & Osteopathic Physicians|Anesthesiology|Pain Medicine | OK | 2 |
| ADAM K ASHTON | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Psychiatry | NY | 37 |
| ADAM KHADBAI | Allopathic & Osteopathic Physicians|Family Medicine | TX | 6 |
| ADAM KROUSE | Allopathic & Osteopathic Physicians|Family Medicine | OK | 5 |
| ADAM L BOXER | Allopathic & Osteopathic Physicians|Psychiatry & Neurology|Neurology | CA | 11 |