EISAI INC.

68,291 providers listed $36,060,930.66 reported 317,084 records General Payments

General Payments reported — all loaded program years

$36,060,930.66

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.

How this figure is calculated

This total is the sum of the individual General Payments record amounts CMS published for the labeled program year(s); each record amount is used unmodified. The total itself is computed by this site. Nothing is estimated, weighted, or combined across categories.
Figures reflect General Payments this manufacturer or GPO reported to CMS. Research and Ownership/Investment payments are separate datasets and are not included here.
Methodology & Data — sourcing, labeling, and limitations.

Coverage: program years 2019–2025, General Payments only. Each figure is labeled with its category and program year; categories are never combined.

By program year

Program year	Reported	Records	Providers
PY2019	$6,124,015.16	30,681	9,373
PY2020	$4,302,512.00	36,904	15,496
PY2021	$4,812,358.64	80,997	31,839
PY2022	$4,418,241.29	39,776	16,534
PY2023	$4,660,021.26	32,242	12,866
PY2024	$6,738,064.45	50,390	18,076
PY2025	$5,005,717.86	46,094	17,426

By recipient specialty (25 shown)

Sorted by reported total.

Specialty	Reported	Records	Providers
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	$9,049,034.32	59,067	5,410
Allopathic & Osteopathic Physicians\|Internal Medicine\|Hematology & Oncology	$4,107,459.19	37,445	4,491
Allopathic & Osteopathic Physicians\|Internal Medicine\|Medical Oncology	$3,824,032.20	12,460	1,500
Allopathic & Osteopathic Physicians\|Obstetrics & Gynecology\|Gynecologic Oncology	$2,523,861.92	5,074	699
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Psychiatry	$2,416,259.30	12,449	2,405
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology with Special Qualifications in Child Neurology	$2,266,885.30	5,851	487
Allopathic & Osteopathic Physicians\|Internal Medicine	$1,123,968.65	25,787	7,683
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	$1,055,386.22	31,478	9,004
Allopathic & Osteopathic Physicians\|Family Medicine	$973,885.98	33,080	10,714
Allopathic & Osteopathic Physicians\|Internal Medicine\|Gastroenterology	$808,613.01	1,338	322
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Behavioral Neurology & Neuropsychiatry	$670,342.72	784	29
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner	$497,063.33	14,886	3,757
Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant	$408,610.87	16,296	4,682
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Epilepsy	$377,051.19	930	106
Allopathic & Osteopathic Physicians\|Internal Medicine\|Geriatric Medicine	$374,896.38	1,336	267
Allopathic & Osteopathic Physicians\|Radiology\|Diagnostic Radiology	$362,949.04	777	341
Allopathic & Osteopathic Physicians\|Internal Medicine\|Endocrinology, Diabetes & Metabolism	$333,475.80	1,695	650
Allopathic & Osteopathic Physicians\|Obstetrics & Gynecology	$306,956.45	1,377	546
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Sleep Medicine	$287,194.96	933	94
Allopathic & Osteopathic Physicians\|Internal Medicine\|Hepatology	$269,859.13	438	31
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Clinical Neurophysiology	$258,553.83	1,477	136
Allopathic & Osteopathic Physicians\|Radiology\|Vascular & Interventional Radiology	$217,419.84	247	91
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Adult Health	$172,336.76	5,002	1,267
Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant\|Medical	$169,352.80	5,819	1,570
Allopathic & Osteopathic Physicians\|Internal Medicine\|Pulmonary Disease	$156,125.01	1,344	471

Providers listed (68,291)

Sorted by name. Sort by amount instead

Provider	Specialty	State	Reported by this company
ALAN K MUNOZ	Allopathic & Osteopathic Physicians\|Obstetrics & Gynecology\|Gynecologic Oncology	TX	$172.68
ALAN K ROGERS	Allopathic & Osteopathic Physicians\|Internal Medicine	AZ	$17.02
ALAN K TAM	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	CA	$118.34
ALAN KOLETSKY	Allopathic & Osteopathic Physicians\|Internal Medicine\|Medical Oncology	FL	$82.02
ALAN KUTNER	Allopathic & Osteopathic Physicians\|Internal Medicine	FL	$15.91
ALAN L FELDMAN	Allopathic & Osteopathic Physicians\|Family Medicine	MI	$24.93
ALAN L HO	Allopathic & Osteopathic Physicians\|Internal Medicine\|Medical Oncology	NY	$7,635.00
ALAN L KEISER	Allopathic & Osteopathic Physicians\|Family Medicine	PA	$16.50
ALAN L TANNENBAUM	Allopathic & Osteopathic Physicians\|Internal Medicine	FL	$36.79
ALAN L THURMAN	Allopathic & Osteopathic Physicians\|Emergency Medicine	VA	$12.05
ALAN LAWRENCE SIEGEL	Allopathic & Osteopathic Physicians\|Family Medicine	CA	$23.11
ALAN LEFKOWITZ	Allopathic & Osteopathic Physicians\|Internal Medicine	MD	$49.88
ALAN LIPSCHITZ	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Psychiatry	PA	$120.53
ALAN M ANTFLECK	Allopathic & Osteopathic Physicians\|Internal Medicine	NY	$57.18
ALAN M BIGMAN	Allopathic & Osteopathic Physicians\|Internal Medicine	NY	$96.44
ALAN M BIRNBAUM	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	CA	$156.50
ALAN M FEIN	Allopathic & Osteopathic Physicians\|Internal Medicine\|Pulmonary Disease	NY	$209.35
ALAN M HARBEN	Allopathic & Osteopathic Physicians\|Physical Medicine & Rehabilitation\|Pain Medicine	GA	$107.15
ALAN M HEIDT	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Acute Care	AL	$42.02
ALAN M JONAS	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Psychiatry	MD	$24.65
ALAN M KRAMER	Allopathic & Osteopathic Physicians\|Internal Medicine\|Medical Oncology	CA	$298.06
ALAN M SANDERS	Allopathic & Osteopathic Physicians\|Family Medicine	GA	$173.98
ALAN MERRY	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	OH	$47.59
ALAN MICHAEL HICKS	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	NC	$49.37
ALAN N BYBEE	Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant\|Medical	UT	$11.84
ALAN NOON	Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant	GA	$33.12
ALAN OGDEN MARCUS	Allopathic & Osteopathic Physicians\|Internal Medicine\|Endocrinology, Diabetes & Metabolism	CA	$41.06
ALAN P VENOOK	Allopathic & Osteopathic Physicians\|Internal Medicine\|Medical Oncology	CA	$2,280.00
ALAN PAUL SIEGAL	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Psychiatry	CT	$90.34
ALAN R LEVINSTONE	Allopathic & Osteopathic Physicians\|Internal Medicine	VA	$45.41
ALAN R TRUMBLY	Allopathic & Osteopathic Physicians\|Internal Medicine\|Hematology & Oncology	TX	$39.42
ALAN R WILSON	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Acute Care	TX	$116.64
ALAN ROY SHAIN	Allopathic & Osteopathic Physicians\|Internal Medicine	AL	$77.06
ALAN RUIZ	Allopathic & Osteopathic Physicians\|Family Medicine	CT	$35.56
ALAN S BOCK	Allopathic & Osteopathic Physicians\|Internal Medicine	OK	$76.15
ALAN S BRAU	Allopathic & Osteopathic Physicians\|Internal Medicine\|Pulmonary Disease	PA	$30.83
ALAN S CLELAND	Allopathic & Osteopathic Physicians\|Internal Medicine\|Endocrinology, Diabetes & Metabolism	FL	$82.22
ALAN S DAVID	Allopathic & Osteopathic Physicians\|Neuromusculoskeletal Medicine & OMM	NY	$300.27
ALAN S GALBUT	Allopathic & Osteopathic Physicians\|Internal Medicine	FL	$246.78
ALAN S HOFFMAN	Allopathic & Osteopathic Physicians\|Internal Medicine	TX	$190.44
ALAN SAVEN	Allopathic & Osteopathic Physicians\|Internal Medicine\|Hematology & Oncology	CA	$67.15
ALAN SOROKA	Allopathic & Osteopathic Physicians\|Internal Medicine	CT	$46.76
ALAN STUART WEISS	Allopathic & Osteopathic Physicians\|Internal Medicine	MD	$141.62
ALAN TAN	Allopathic & Osteopathic Physicians\|Internal Medicine\|Hematology & Oncology	TN	$46.40
ALAN THOMAS	Allopathic & Osteopathic Physicians\|Internal Medicine\|Sleep Medicine	AL	$79.69
ALAN VIRGIL THOMAS	Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant	CA	$69.78
ALAN VU	—	CA	$17.22
ALAN W BREWER	Allopathic & Osteopathic Physicians\|Family Medicine	MO	$38.71
ALAN WADE STORY	Allopathic & Osteopathic Physicians\|Family Medicine	NC	$24.54
ALAN WILLIAM MARTIN	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	TX	$133.73