Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · CMS publication 2026-06-30 View official record

Covered recipient · General Payments record

MARK WAYNIK

Allopathic & Osteopathic Physicians Psychiatry & Neurology Psychiatry

NPI
1588738256
CMS profile
343875
Location
FAIRFIELD, CT

A name match is not confirmation of identity. CMS publishes records for different people under similar names; the NPI, specialty, and location shown on this page are the CMS-published fields that distinguish them.

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General Payments · PY2020 · Entire year

$4,647.21

273 records · 0 disputed

Summary and payment records

  • CMS publication 2026-06-30
Read the payment records

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

— Centers for Medicare & Medicaid Services, Open Payments

A reported payment reflects a financial relationship a company disclosed. It does not indicate wrongdoing or a conflict of interest, and it says nothing about the quality of a provider's care.

These records are submitted to CMS and attested to by the reporting companies. CMS publishes them as reported; this site mirrors them without independent verification.

A payment attributed to a provider may have been made to a third party — a hospital, practice, or research institution — rather than paid to the provider personally.

How these totals are 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.
  • General Payments only. Research and Ownership/Investment are separate datasets and are never summed with these figures; amounts are kept separate per program year.
  • Methodology & Data — sourcing, labeling, and limitations.

Provider summaries generated . CMS updates this data on an annual cycle, and corrections or successful disputes made at CMS may not yet appear here. The official CMS record is authoritative for the current state. View the official CMS record ↗

By nature of payment

PY2020 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $4,647.21 273

By paying entity

PY2020 · entire year · sorted by reported total

Payment records · PY2020

Ordering applied by this site (date, newest first, then paying entity) · record values are shown as CMS published them

General Payments · PY2020 · Physicians and non-physician practitioners · CMS publication 2026-06-30

273 matching records · $4,647.21 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 273 matching records (CSV)

CSV includes CMS record IDs, source and publication dates, the data edition, and a link to these filters. Formula-like text cells are prefixed with an apostrophe for spreadsheet safety.

Showing records 1–50 of 273.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Eisai Inc. $1.8312/22/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751241975 CMS
Eisai Inc. $18.8912/22/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751241977 CMS
Eisai Inc. $2.8812/22/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751241979 CMS
Takeda Pharmaceuticals U.S.A., Inc. $22.0612/22/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320577 CMS
Takeda Pharmaceuticals U.S.A., Inc. $24.3712/21/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320575 CMS
Lundbeck LLC $18.3112/18/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747578897 CMS
Vanda Pharmaceuticals Inc. $11.3512/18/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026735150287 CMS
Eisai Inc. $16.7912/14/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751241965 CMS
Eisai Inc. $0.9412/14/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751241967 CMS
Eisai Inc. $4.4012/10/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751248317 CMS
Neurocrine Biosciences, Inc. $21.8812/10/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748943201 CMS
Sunovion Pharmaceuticals Inc. $20.9312/09/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748482177 CMS
Takeda Pharmaceuticals U.S.A., Inc. $11.3612/09/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320573 CMS
Lundbeck LLC $21.5212/08/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747578895 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.9712/07/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320571 CMS
Eisai Inc. $7.5212/04/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751251511 CMS
Allergan, Inc. $7.5412/03/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026723170401 CMS
ITI, Inc. $27.1312/03/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750040203 CMS
Eisai Inc. $11.8612/02/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751251385 CMS
Lundbeck LLC $19.0712/02/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747578893 CMS
Otsuka America Pharmaceutical, Inc. $32.8912/02/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748808007 CMS
Eisai Inc. $0.6612/01/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751248499 CMS
Eisai Inc. $2.2012/01/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751249455 CMS
Eisai Inc. $3.1012/01/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026751251371 CMS
ITI, Inc. $8.3312/01/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750040201 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.5812/01/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320569 CMS
Lundbeck LLC $21.7911/30/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747578891 CMS
Takeda Pharmaceuticals U.S.A., Inc. $15.5611/30/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320567 CMS
Alkermes, Inc. $15.0311/25/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026736987405 CMS
Ironshore Pharmaceuticals Inc. $21.8011/25/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026737027123 CMS
Janssen Pharmaceuticals, Inc $24.5311/23/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026719289883 CMS
Takeda Pharmaceuticals U.S.A., Inc. $22.2811/23/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320565 CMS
Arbor Pharmaceuticals, Inc. $19.9411/20/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026735723559 CMS
Harmony Biosciences LLC $23.5211/20/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750462785 CMS
Allergan, Inc. $16.6411/18/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026723170399 CMS
ITI, Inc. $19.0811/18/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026750040199 CMS
Sunovion Pharmaceuticals Inc. $19.8311/17/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748482163 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.9111/17/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320563 CMS
Lundbeck LLC $19.9211/16/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747578889 CMS
Neurocrine Biosciences, Inc. $27.5011/16/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026748943199 CMS
Takeda Pharmaceuticals U.S.A., Inc. $20.7811/16/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320561 CMS
Lundbeck LLC $20.3311/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747578887 CMS
Vanda Pharmaceuticals Inc. $15.6111/13/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026735150283 CMS
Janssen Pharmaceuticals, Inc $26.8311/12/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026719289891 CMS
Jazz Pharmaceuticals Inc. $19.1611/11/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026744460455 CMS
Lundbeck LLC $17.8711/10/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747578885 CMS
Takeda Pharmaceuticals U.S.A., Inc. $23.8311/09/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320559 CMS
Takeda Pharmaceuticals U.S.A., Inc. $16.8111/06/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026747320557 CMS
Allergan, Inc. $2.7711/05/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026723170397 CMS
Teva Pharmaceuticals USA, Inc. $26.1211/05/2020 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026749545019 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $4,572.74 275
PY2020 $4,647.21 273
PY2021 $6,792.79 380
PY2022 $6,101.33 306
PY2023 $7,206.68 355
PY2024 $7,563.96 340
PY2025 $7,940.46 365

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files and profile matching
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.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.

Cite this record.

Plain
MARK WAYNIK, NPI 1588738256. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1588738256.
APA 7
IndustryPayments. (2026). MARK WAYNIK, NPI 1588738256 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1588738256
Bluebook
MARK WAYNIK, NPI 1588738256, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1588738256.

Source: Centers for Medicare & Medicaid Services, Open Payments.