Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-01-23 View official record Methodology

Covered recipient · General Payments record

STEVE S CHUNG

Allopathic & Osteopathic Physicians Psychiatry & Neurology Neurology

NPI
1942317359
CMS profile
223717
Location
PHOENIX, AZ

General Payments · PY2018–2024

$728,184.93

  • Reported across 1,394 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$112,671.79

150 records · 0 disputed

Financial relationships do not necessarily indicate an improper relationship; the data is open to interpretation.

How these totals are calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. Nothing is estimated, weighted, or combined across categories.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Featured-page threshold (a presentation gate, not a judgment): records>=3 OR total>=100 (all years).
  • Methodology & Data — sourcing, labeling, and limitations.

By nature of payment

PY2024 · sorted by reported total

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
CATALYST PHARMACEUTICALS, INC. $38,871.62 33
UCB, Inc. $23,350.04 30
Neurelis, Inc. $16,170.09 21
SK Life Science, Inc. $13,192.88 20
JAZZ PHARMACEUTICALS INC. $11,383.37 21
Takeda Pharmaceuticals U.S.A., Inc. $9,174.17 13
Medtronic, Inc. $355.61 4
LivaNova USA, Inc. $128.26 5
NEUROPACE, INC. $45.75 3

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $184,470.88 434
PY2019 $115,982.27 238
PY2020 $78,775.43 113
PY2021 $71,508.68 126
PY2022 $90,485.91 195
PY2023 $74,289.97 138
PY2024 $112,671.79 150

Payment records · PY2024 (150)

Sorted by paying entity, then date · as published by CMS

Program year 2024 201820192020202120222023 Record-level detail is published for PY2024; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
CATALYST PHARMACEUTICALS, INC. $263.88 02/07/2024 Travel and Lodging Undisputed 01/23/2026 1144443126 CMS
CATALYST PHARMACEUTICALS, INC. $263.88 02/07/2024 Travel and Lodging Undisputed 01/23/2026 1144448466 CMS
CATALYST PHARMACEUTICALS, INC. $126.28 02/07/2024 Food and Beverage Undisputed 01/23/2026 1144448470 CMS
CATALYST PHARMACEUTICALS, INC. $5,040.00 02/15/2024 Honoraria Undisputed 01/23/2026 1144443124 CMS
CATALYST PHARMACEUTICALS, INC. $268.00 02/15/2024 Travel and Lodging Undisputed 01/23/2026 1144443128 CMS
CATALYST PHARMACEUTICALS, INC. $5,040.00 02/15/2024 Honoraria Undisputed 01/23/2026 1144448464 CMS
CATALYST PHARMACEUTICALS, INC. $268.00 02/15/2024 Travel and Lodging Undisputed 01/23/2026 1144448468 CMS
CATALYST PHARMACEUTICALS, INC. $77.00 03/11/2024 Food and Beverage Undisputed 01/23/2026 1144443120 CMS
CATALYST PHARMACEUTICALS, INC. $515.07 03/20/2024 Travel and Lodging Undisputed 01/23/2026 1144448440 CMS
CATALYST PHARMACEUTICALS, INC. $258.55 03/20/2024 Travel and Lodging Undisputed 01/23/2026 1144448442 CMS
CATALYST PHARMACEUTICALS, INC. $515.07 03/20/2024 Travel and Lodging Undisputed 01/23/2026 1144448474 CMS
CATALYST PHARMACEUTICALS, INC. $258.55 03/20/2024 Travel and Lodging Undisputed 01/23/2026 1144448476 CMS
CATALYST PHARMACEUTICALS, INC. $99.98 03/20/2024 Food and Beverage Undisputed 01/23/2026 1144448522 CMS
CATALYST PHARMACEUTICALS, INC. $5,040.00 04/09/2024 Honoraria Undisputed 01/23/2026 1144448438 CMS
CATALYST PHARMACEUTICALS, INC. $82.95 04/09/2024 Travel and Lodging Undisputed 01/23/2026 1144448444 CMS
CATALYST PHARMACEUTICALS, INC. $5,040.00 04/09/2024 Honoraria Undisputed 01/23/2026 1144448472 CMS
CATALYST PHARMACEUTICALS, INC. $82.95 04/09/2024 Travel and Lodging Undisputed 01/23/2026 1144448518 CMS
CATALYST PHARMACEUTICALS, INC. $7.42 04/09/2024 Food and Beverage Undisputed 01/23/2026 1144448520 CMS
CATALYST PHARMACEUTICALS, INC. $333.95 06/12/2024 Travel and Lodging Undisputed 01/23/2026 1144448526 CMS
CATALYST PHARMACEUTICALS, INC. $258.77 06/12/2024 Travel and Lodging Undisputed 01/23/2026 1144448528 CMS
CATALYST PHARMACEUTICALS, INC. $124.52 06/12/2024 Food and Beverage Undisputed 01/23/2026 1144448532 CMS
CATALYST PHARMACEUTICALS, INC. $5,040.00 06/20/2024 Honoraria Undisputed 01/23/2026 1144448524 CMS
CATALYST PHARMACEUTICALS, INC. $144.84 06/20/2024 Travel and Lodging Undisputed 01/23/2026 1144448530 CMS
CATALYST PHARMACEUTICALS, INC. $81.59 07/18/2024 Food and Beverage Undisputed 01/23/2026 1144443122 CMS
CATALYST PHARMACEUTICALS, INC. $1,120.00 07/18/2024 Honoraria Undisputed 01/23/2026 1144448462 CMS
CATALYST PHARMACEUTICALS, INC. $1,120.00 11/14/2024 Honoraria Undisputed 01/23/2026 1144448446 CMS
CATALYST PHARMACEUTICALS, INC. $233.10 11/14/2024 Travel and Lodging Undisputed 01/23/2026 1144448450 CMS
CATALYST PHARMACEUTICALS, INC. $385.48 11/14/2024 Travel and Lodging Undisputed 01/23/2026 1144448452 CMS
CATALYST PHARMACEUTICALS, INC. $402.78 11/14/2024 Travel and Lodging Undisputed 01/23/2026 1144448454 CMS
CATALYST PHARMACEUTICALS, INC. $100.07 11/14/2024 Food and Beverage Undisputed 01/23/2026 1144448460 CMS
CATALYST PHARMACEUTICALS, INC. $6,160.00 11/26/2024 Honoraria Undisputed 01/23/2026 1144448448 CMS
CATALYST PHARMACEUTICALS, INC. $109.95 11/26/2024 Travel and Lodging Undisputed 01/23/2026 1144448456 CMS
CATALYST PHARMACEUTICALS, INC. $8.99 11/26/2024 Food and Beverage Undisputed 01/23/2026 1144448458 CMS
JAZZ PHARMACEUTICALS INC. $19.87 01/18/2024 Food and Beverage Undisputed 01/23/2026 1150239074 CMS
JAZZ PHARMACEUTICALS INC. $121.54 01/18/2024 Food and Beverage Undisputed 01/23/2026 1150239090 CMS
JAZZ PHARMACEUTICALS INC. $68.16 03/27/2024 Food and Beverage Undisputed 01/23/2026 1150239088 CMS
JAZZ PHARMACEUTICALS INC. $369.95 04/24/2024 Travel and Lodging Undisputed 01/23/2026 1150239058 CMS
JAZZ PHARMACEUTICALS INC. $117.66 05/10/2024 Food and Beverage Undisputed 01/23/2026 1150239056 CMS
JAZZ PHARMACEUTICALS INC. $316.81 05/10/2024 Travel and Lodging Undisputed 01/23/2026 1150239068 CMS
JAZZ PHARMACEUTICALS INC. $55.25 05/11/2024 Food and Beverage Undisputed 01/23/2026 1150239078 CMS
JAZZ PHARMACEUTICALS INC. $88.53 05/16/2024 Food and Beverage Undisputed 01/23/2026 1150239084 CMS
JAZZ PHARMACEUTICALS INC. $5,310.00 05/22/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1150239070 CMS
JAZZ PHARMACEUTICALS INC. $139.45 05/22/2024 Food and Beverage Undisputed 01/23/2026 1150239072 CMS
JAZZ PHARMACEUTICALS INC. $17.42 05/28/2024 Travel and Lodging Undisputed 01/23/2026 1150239060 CMS
JAZZ PHARMACEUTICALS INC. $16.00 05/28/2024 Travel and Lodging Undisputed 01/23/2026 1150239062 CMS
JAZZ PHARMACEUTICALS INC. $3.00 05/28/2024 Food and Beverage Undisputed 01/23/2026 1150239064 CMS
JAZZ PHARMACEUTICALS INC. $54.46 05/28/2024 Travel and Lodging Undisputed 01/23/2026 1150239066 CMS
JAZZ PHARMACEUTICALS INC. $29.57 06/07/2024 Food and Beverage Undisputed 01/23/2026 1150239076 CMS
JAZZ PHARMACEUTICALS INC. $127.61 06/08/2024 Food and Beverage Undisputed 01/23/2026 1150239092 CMS
JAZZ PHARMACEUTICALS INC. $4,130.00 06/20/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1150239096 CMS
JAZZ PHARMACEUTICALS INC. $14.74 06/26/2024 Travel and Lodging Undisputed 01/23/2026 1150239094 CMS
JAZZ PHARMACEUTICALS INC. $94.28 07/12/2024 Food and Beverage Undisputed 01/23/2026 1150239082 CMS
JAZZ PHARMACEUTICALS INC. $149.85 09/20/2024 Food and Beverage Undisputed 01/23/2026 1150239080 CMS
JAZZ PHARMACEUTICALS INC. $139.22 12/05/2024 Food and Beverage Undisputed 01/23/2026 1150239086 CMS
LivaNova USA, Inc. $15.97 02/29/2024 Food and Beverage Undisputed 01/23/2026 1152791179 CMS
LivaNova USA, Inc. $24.68 06/20/2024 Food and Beverage Undisputed 01/23/2026 1152791237 CMS
LivaNova USA, Inc. $16.86 08/21/2024 Food and Beverage Undisputed 01/23/2026 1152791235 CMS
LivaNova USA, Inc. $19.91 11/20/2024 Food and Beverage Undisputed 01/23/2026 1152791277 CMS
LivaNova USA, Inc. $50.84 12/18/2024 Food and Beverage Undisputed 01/23/2026 1152791275 CMS
Medtronic, Inc. $131.18 01/11/2024 Food and Beverage Undisputed 01/23/2026 1119558004 CMS
Medtronic, Inc. $105.37 06/13/2024 Food and Beverage Undisputed 01/23/2026 1119558006 CMS
Medtronic, Inc. $114.35 10/10/2024 Food and Beverage Undisputed 01/23/2026 1119558008 CMS
Medtronic, Inc. $4.71 11/15/2024 Food and Beverage Undisputed 01/23/2026 1119558010 CMS
Neurelis, Inc. $55.23 01/17/2024 Food and Beverage Undisputed 01/23/2026 1145637929 CMS
Neurelis, Inc. $117.94 01/26/2024 Food and Beverage Undisputed 01/23/2026 1145637933 CMS
Neurelis, Inc. $1,366.00 02/15/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1145637937 CMS
Neurelis, Inc. $117.17 04/02/2024 Food and Beverage Undisputed 01/23/2026 1145637942 CMS
Neurelis, Inc. $108.20 04/03/2024 Food and Beverage Undisputed 01/23/2026 1145637946 CMS
Neurelis, Inc. $2,024.00 04/18/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1145637950 CMS
Neurelis, Inc. $2,024.00 04/18/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1145637954 CMS
Neurelis, Inc. $23.85 04/18/2024 Travel and Lodging Undisputed 01/23/2026 1145637958 CMS
Neurelis, Inc. $16.08 05/30/2024 Travel and Lodging Undisputed 01/23/2026 1145637963 CMS
Neurelis, Inc. $84.18 10/23/2024 Food and Beverage Undisputed 01/23/2026 1145637967 CMS
Neurelis, Inc. $88.15 11/21/2024 Food and Beverage Undisputed 01/23/2026 1145637971 CMS
Neurelis, Inc. $459.95 11/22/2024 Travel and Lodging Undisputed 01/23/2026 1145637976 CMS
Neurelis, Inc. $121.57 12/04/2024 Food and Beverage Undisputed 01/23/2026 1145637980 CMS
Neurelis, Inc. $105.77 12/12/2024 Food and Beverage Undisputed 01/23/2026 1145637985 CMS
Neurelis, Inc. $293.69 12/12/2024 Travel and Lodging Undisputed 01/23/2026 1145637989 CMS
Neurelis, Inc. $22.81 12/13/2024 Food and Beverage Undisputed 01/23/2026 1145637994 CMS
Neurelis, Inc. $2,024.00 12/19/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1145637998 CMS
Neurelis, Inc. $2,024.00 12/19/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1145638002 CMS
Neurelis, Inc. $3,036.00 12/19/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1145638006 CMS
Neurelis, Inc. $2,024.00 12/19/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1145638011 CMS
Neurelis, Inc. $33.50 12/19/2024 Travel and Lodging Undisputed 01/23/2026 1145638015 CMS
NEUROPACE, INC. $15.67 02/28/2024 Food and Beverage Undisputed 01/23/2026 1153275506 CMS
NEUROPACE, INC. $14.98 03/27/2024 Food and Beverage Undisputed 01/23/2026 1153275508 CMS
NEUROPACE, INC. $15.10 06/13/2024 Food and Beverage Undisputed 01/23/2026 1153275512 CMS
SK Life Science, Inc. $148.72 03/07/2024 Food and Beverage Undisputed 01/23/2026 1154110967 CMS
SK Life Science, Inc. $700.00 03/22/2024 Honoraria Undisputed 01/23/2026 1154111113 CMS
SK Life Science, Inc. $2,800.00 04/04/2024 Honoraria Undisputed 01/23/2026 1154111045 CMS
SK Life Science, Inc. $29.75 04/04/2024 Travel and Lodging Undisputed 01/23/2026 1154111047 CMS
SK Life Science, Inc. $22.41 04/04/2024 Food and Beverage Undisputed 01/23/2026 1154111049 CMS
SK Life Science, Inc. $112.14 05/15/2024 Food and Beverage Undisputed 01/23/2026 1154110993 CMS
SK Life Science, Inc. $43.70 05/29/2024 Food and Beverage Undisputed 01/23/2026 1154110997 CMS
SK Life Science, Inc. $1,400.00 05/31/2024 Honoraria Undisputed 01/23/2026 1154111117 CMS
SK Life Science, Inc. $2,000.00 07/04/2024 Consulting Fee Undisputed 01/23/2026 1154111105 CMS
SK Life Science, Inc. $26.47 08/16/2024 Food and Beverage Undisputed 01/23/2026 1154111013 CMS
SK Life Science, Inc. $142.89 08/16/2024 Food and Beverage Undisputed 01/23/2026 1154111019 CMS
SK Life Science, Inc. $1,000.00 10/10/2024 Consulting Fee Undisputed 01/23/2026 1154111107 CMS
SK Life Science, Inc. $86.28 10/23/2024 Food and Beverage Undisputed 01/23/2026 1154111135 CMS
SK Life Science, Inc. $17.73 11/07/2024 Travel and Lodging Undisputed 01/23/2026 1154111123 CMS
SK Life Science, Inc. $126.07 11/07/2024 Food and Beverage Undisputed 01/23/2026 1154111125 CMS
SK Life Science, Inc. $3,500.00 11/07/2024 Honoraria Undisputed 01/23/2026 1154111129 CMS
SK Life Science, Inc. $109.43 11/13/2024 Food and Beverage Undisputed 01/23/2026 1154111029 CMS
SK Life Science, Inc. $750.00 11/18/2024 Consulting Fee Undisputed 01/23/2026 1154111109 CMS
SK Life Science, Inc. $71.11 12/08/2024 Food and Beverage Undisputed 01/23/2026 1154111101 CMS
SK Life Science, Inc. $106.18 12/10/2024 Food and Beverage Undisputed 01/23/2026 1154111097 CMS
Takeda Pharmaceuticals U.S.A., Inc. $502.00 05/10/2024 Travel and Lodging Undisputed 01/23/2026 1137513780 CMS
Takeda Pharmaceuticals U.S.A., Inc. $124.99 05/17/2024 Food and Beverage Undisputed 01/23/2026 1137513784 CMS
Takeda Pharmaceuticals U.S.A., Inc. $49.99 05/17/2024 Food and Beverage Undisputed 01/23/2026 1137513788 CMS
Takeda Pharmaceuticals U.S.A., Inc. $49.99 05/17/2024 Food and Beverage Undisputed 01/23/2026 1137513791 CMS
Takeda Pharmaceuticals U.S.A., Inc. $37.00 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1137513795 CMS
Takeda Pharmaceuticals U.S.A., Inc. $18.34 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1137513799 CMS
Takeda Pharmaceuticals U.S.A., Inc. $22.36 05/18/2024 Food and Beverage Undisputed 01/23/2026 1137513803 CMS
Takeda Pharmaceuticals U.S.A., Inc. $26.84 05/18/2024 Food and Beverage Undisputed 01/23/2026 1137513807 CMS
Takeda Pharmaceuticals U.S.A., Inc. $74.99 05/18/2024 Food and Beverage Undisputed 01/23/2026 1137513811 CMS
Takeda Pharmaceuticals U.S.A., Inc. $17.89 05/18/2024 Food and Beverage Undisputed 01/23/2026 1137513815 CMS
Takeda Pharmaceuticals U.S.A., Inc. $14.23 05/18/2024 Food and Beverage Undisputed 01/23/2026 1137513818 CMS
Takeda Pharmaceuticals U.S.A., Inc. $189.55 05/18/2024 Travel and Lodging Undisputed 01/23/2026 1137513822 CMS
Takeda Pharmaceuticals U.S.A., Inc. $8,046.00 05/24/2024 Consulting Fee Undisputed 01/23/2026 1137513826 CMS
UCB, Inc. $294.18 01/30/2024 Travel and Lodging Undisputed 01/23/2026 1143119584 CMS
UCB, Inc. $5,120.00 01/30/2024 Consulting Fee Undisputed 01/23/2026 1143119586 CMS
UCB, Inc. $1,500.00 05/06/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1143119588 CMS
UCB, Inc. $124.43 05/07/2024 Food and Beverage Undisputed 01/23/2026 1143119590 CMS
UCB, Inc. $1,280.00 05/15/2024 Consulting Fee Undisputed 01/23/2026 1143119592 CMS
UCB, Inc. $1.69 05/16/2024 Food and Beverage Undisputed 01/23/2026 1143119594 CMS
UCB, Inc. $7.49 05/16/2024 Food and Beverage Undisputed 01/23/2026 1143119596 CMS
UCB, Inc. $15.41 05/16/2024 Food and Beverage Undisputed 01/23/2026 1143119598 CMS
UCB, Inc. $18.76 05/21/2024 Travel and Lodging Undisputed 01/23/2026 1143119600 CMS
UCB, Inc. $3,200.00 05/21/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1143119602 CMS
UCB, Inc. $43.55 05/29/2024 Travel and Lodging Undisputed 01/23/2026 1143119604 CMS
UCB, Inc. $3,200.00 05/29/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1143119606 CMS
UCB, Inc. $1.63 07/01/2024 Food and Beverage Undisputed 01/23/2026 1143119608 CMS
UCB, Inc. $25.27 07/02/2024 Food and Beverage Undisputed 01/23/2026 1143119610 CMS
UCB, Inc. $73.24 07/13/2024 Food and Beverage Undisputed 01/23/2026 1143119612 CMS
UCB, Inc. $4,200.00 07/22/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1143116067 CMS
UCB, Inc. $59.02 07/22/2024 Food and Beverage Undisputed 01/23/2026 1143119614 CMS
UCB, Inc. $164.82 07/22/2024 Travel and Lodging Undisputed 01/23/2026 1143119616 CMS
UCB, Inc. $14.78 09/17/2024 Food and Beverage Undisputed 01/23/2026 1143116069 CMS
UCB, Inc. $1.90 09/18/2024 Food and Beverage Undisputed 01/23/2026 1143116071 CMS
UCB, Inc. $8.84 09/18/2024 Food and Beverage Undisputed 01/23/2026 1143116073 CMS
UCB, Inc. $41.14 10/01/2024 Travel and Lodging Undisputed 01/23/2026 1143116075 CMS
UCB, Inc. $3,200.00 10/01/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1143116077 CMS
UCB, Inc. $86.22 10/08/2024 Food and Beverage Undisputed 01/23/2026 1143116079 CMS
UCB, Inc. $74.91 10/17/2024 Food and Beverage Undisputed 01/23/2026 1143116081 CMS
UCB, Inc. $101.48 11/19/2024 Food and Beverage Undisputed 01/23/2026 1143116083 CMS
UCB, Inc. $31.08 12/06/2024 Food and Beverage Undisputed 01/23/2026 1143116085 CMS
UCB, Inc. $134.98 12/06/2024 Food and Beverage Undisputed 01/23/2026 1143116087 CMS
UCB, Inc. $125.55 12/07/2024 Food and Beverage Undisputed 01/23/2026 1143116089 CMS
UCB, Inc. $199.67 12/08/2024 Food and Beverage Undisputed 01/23/2026 1143116091 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-01-23
Program years on this page
2018, 2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

One page per canonical provider; split Profile_IDs are merged via Associated_Covered_Recipient_Profile_ID_1/_2 from the Covered Recipient Profile Supplement.

Corrections to the substance of a record route to CMS through its review-and-dispute process; errors in how this site mirrors or displays a record route to us. Both paths are described in Methodology & Data.