CATALYST PHARMACEUTICALS, INC.

5,565 providers listed $2,508,989.01 reported 21,378 records General Payments

General Payments reported — all loaded program years

$2,508,989.01

Category: General Payments
Program years: 2019, 2020, 2021, 2022, 2023, 2024, 2025
Record count: 21,378
Providers listed: 5,565

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	$95,472.09	436	256
PY2020	$144,556.88	782	510
PY2021	$206,180.31	1,188	821
PY2022	$127,933.63	1,198	833
PY2023	$534,658.90	4,236	2,067
PY2024	$1,029,312.46	8,441	2,941
PY2025	$370,874.74	5,097	2,064

By recipient specialty (25 shown)

Sorted by reported total.

Specialty	Reported	Records	Providers
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	$1,043,104.28	10,402	2,442
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology with Special Qualifications in Child Neurology	$456,933.90	1,954	367
Allopathic & Osteopathic Physicians\|Internal Medicine\|Hematology & Oncology	$119,858.73	143	80
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neuromuscular Medicine	$104,357.50	229	55
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	$94,965.32	2,225	564
Allopathic & Osteopathic Physicians\|Pediatrics	$86,658.15	167	42
Allopathic & Osteopathic Physicians\|Internal Medicine\|Medical Oncology	$78,017.10	76	38
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Epilepsy	$68,588.96	267	84
Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant	$64,452.11	1,152	285
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner	$57,468.05	1,090	299
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Clinical Neurophysiology	$44,730.60	312	80
Allopathic & Osteopathic Physicians\|Pediatrics\|Pediatric Endocrinology	$30,726.61	85	14
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Pediatrics	$28,090.29	311	72
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Adult Health	$27,483.82	301	79
Allopathic & Osteopathic Physicians\|Internal Medicine	$22,938.03	126	76
Allopathic & Osteopathic Physicians\|Ophthalmology	$17,492.90	58	46
Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Acute Care	$15,718.65	214	64
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Sleep Medicine	$14,613.26	47	14
Allopathic & Osteopathic Physicians\|Pediatrics\|Neurodevelopmental Disabilities	$12,065.27	53	13
Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant\|Medical	$11,174.37	302	85
Allopathic & Osteopathic Physicians\|Physical Medicine & Rehabilitation	$10,365.28	90	33
Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Vascular Neurology	$6,326.07	60	23
Allopathic & Osteopathic Physicians\|Physical Medicine & Rehabilitation\|Pediatric Rehabilitation Medicine	$6,317.98	23	9
Allopathic & Osteopathic Physicians\|Internal Medicine\|Infectious Disease	$6,010.46	9	3
Allopathic & Osteopathic Physicians\|Pediatrics\|Pediatric Pulmonology	$4,701.68	14	10

Providers listed (5,565)

Sorted by name. Sort by amount instead

Provider	Specialty	State	Reported by this company
MARK A NELSON	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	NY	$70.79
MARK A SIMAGA	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	IN	$142.15
MARK ANTHONY MAYORAL	Allopathic & Osteopathic Physicians\|Internal Medicine	FL	$21.65
MARK B SILVERMAN	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	MI	$212.82
MARK BRYNIARSKI	Allopathic & Osteopathic Physicians\|Neurological Surgery	NM	$44.12
MARK CALLOW	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	OH	$1,817.36
MARK D BEJ	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	OH	$16.72
MARK E GILLESPIE	Allopathic & Osteopathic Physicians\|Ophthalmology	FL	$29.51
MARK E ROBINSON	Allopathic & Osteopathic Physicians\|Ophthalmology	SC	$62.47
MARK EDWARD FARRENBURG	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	MO	$16.72
MARK GUDESBLATT	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	NY	$1,612.61
MARK H FLETCHER	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	MS	$97.05
MARK J HORNYAK	Allopathic & Osteopathic Physicians\|Neurological Surgery	NY	$21.72
MARK JEFFREY KLAFTER	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	FL	$138.27
MARK K LENCKE	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	SC	$114.01
MARK L FEHR	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	MD	$28.21
MARK L MOSTER	Allopathic & Osteopathic Physicians\|Ophthalmology\|Neuro-ophthalmology	PA	$15.90
MARK MANGKHALAKHILI	Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant	NY	$38.49
MARK N ORLANDO	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	FL	$23.74
MARK PETER NESPECA	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology with Special Qualifications in Child Neurology	CA	$22.31
MARK S DIAMOND	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	NJ	$56.95
MARK W DANIELS	Allopathic & Osteopathic Physicians\|Pediatrics\|Pediatric Endocrinology	CA	$25.76
MARLA B MORGAN	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	AL	$187.51
MARLENE C BULTEMEYER	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	IN	$39.47
MARLENY AQUINO CABRERA	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology with Special Qualifications in Child Neurology	GA	$144.98
MARLO CALDEVILLA	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Pediatrics	FL	$244.23
MARSHALL KEILSON	Allopathic & Osteopathic Physicians\|Neuromusculoskeletal Medicine, Sports Medicine	NY	$92.35
MARTHA BUSTAMANTE	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology with Special Qualifications in Child Neurology	FL	$574.04
MARTHA JILL SLAVEN	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	FL	$98.67
MARTI LYNN WILLEY	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner	CA	$25.05
MARTIN E BROWN	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	KY	$3,679.35
MARTIN EDELMAN	Allopathic & Osteopathic Physicians\|Internal Medicine\|Medical Oncology	PA	$1,157.33
MARTIN I BELKIN	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	MI	$30.69
MARTIN J BACKMAN	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	CA	$15.87
MARVIN A ROSSI	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	IL	$66.88
MARVIN ZELKOWITZ	—	IL	$23.74
MARWAN I SHUAYTO	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	MI	$79.63
MARWAN N SABBAGH	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	AZ	$14.55
MARY A KALAFUT	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	CA	$24.67
MARY A WILLIS	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	OH	$20.73
MARY ANN PICONE	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	NJ	$91.47
MARY ANNE MALIG CARDENAS	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	NV	$17.55
MARY BETH E MEDINA	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner	NV	$15.72
MARY C CONNOLLY	Allopathic & Osteopathic Physicians\|Family Medicine	IL	$17.19
MARY E CLINTON	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	TN	$35.76
MARY E HOFFMAN	Physician Assistants & Advanced Practice Nursing Providers\|Nurse Practitioner\|Family	IN	$78.43
MARY E VANDERLICK	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	TX	$153.84
MARY ELIZABETH HOLTHAUS	Physician Assistants & Advanced Practice Nursing Providers\|Physician Assistant\|Medical	MD	$106.54
MARY ELIZABETH RAMSEY	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	VA	$24.68
MARY ELLEN MONACO	Allopathic & Osteopathic Physicians\|Psychiatry & Neurology\|Neurology	IL	$158.18