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 LEJSEK

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Psychiatric/Mental Health

NPI
1891016010
CMS profile
1275823
Location
SPRING, TX

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 · PY2023 · Entire year

$2,853.38

185 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

PY2023 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $2,844.93 184
Education $8.45 1

By paying entity

PY2023 · entire year · sorted by reported total

Payment records · PY2023

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

General Payments · PY2023 · Physicians and non-physician practitioners · CMS publication 2026-06-30

185 matching records · $2,853.38 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 185 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 185.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Corium, LLC $18.3112/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978641687 CMS
Neos Therapeutics, LP $16.4812/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026984561323 CMS
Ironshore Pharmaceuticals Inc. $1.6312/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060477759 CMS
Ironshore Pharmaceuticals Inc. $3.9212/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060477761 CMS
Ironshore Pharmaceuticals Inc. $3.2012/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060477757 CMS
Supernus Pharmaceuticals, Inc. $15.6512/20/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261053384605 CMS
ABBVIE INC. $14.4512/19/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018243 CMS
Tris Pharma Inc $20.2512/14/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261059325195 CMS
ABBVIE INC. $10.4612/13/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018241 CMS
Alkermes, Inc. $26.5612/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261022859255 CMS
Ironshore Pharmaceuticals Inc. $20.5112/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060477711 CMS
Neos Therapeutics, LP $9.8312/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026984559227 CMS
Ironshore Pharmaceuticals Inc. $2.1012/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060477703 CMS
Corium, LLC $21.5012/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978641387 CMS
Tris Pharma Inc $18.7312/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261059325191 CMS
ITI, Inc. $18.5612/01/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040997647 CMS
Alkermes, Inc. $20.2911/30/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261022859253 CMS
ABBVIE INC. $11.1711/29/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018239 CMS
Bausch Health US, LLC $23.1911/29/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261047001927 CMS
Neos Therapeutics, LP $14.1511/28/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026984556595 CMS
Corium, LLC $0.9111/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978590787 CMS
Corium, LLC $19.6711/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978590851 CMS
Alkermes, Inc. $22.4111/17/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261022859251 CMS
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $7.8611/17/2023 Food and Beverage No dispute reported Delay: No
Change: NEW
06/30/20261155123094 CMS
Tris Pharma Inc $14.5911/16/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261059325179 CMS
ABBVIE INC. $4.6211/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018237 CMS
Teva Pharmaceuticals USA, Inc. $24.4611/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261056789661 CMS
ITI, Inc. $16.6211/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040997641 CMS
Corium, LLC $16.7011/06/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978590977 CMS
Neos Therapeutics, LP $11.1111/02/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026984552299 CMS
Alkermes, Inc. $13.6310/31/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261022859249 CMS
ABBVIE INC. $4.3510/30/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018235 CMS
ITI, Inc. $13.1910/26/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040997637 CMS
Ironshore Pharmaceuticals Inc. $22.0210/26/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060478173 CMS
ABBVIE INC. $23.6110/24/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018233 CMS
ABBVIE INC. $31.8210/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018231 CMS
Alkermes, Inc. $19.8910/18/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261022859247 CMS
Corium, LLC $21.2810/18/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978399233 CMS
Neos Therapeutics, LP $5.6610/18/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026984549159 CMS
ABBVIE INC. $9.9310/12/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261006018229 CMS
Takeda Pharmaceuticals U.S.A., Inc. $14.2210/11/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261055939473 CMS
IDORSIA PHARMACEUTICALS US INC $14.1410/09/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261034571183 CMS
Neos Therapeutics, LP $17.9810/07/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026984547167 CMS
Corium, LLC $22.5510/04/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978399219 CMS
Corium, LLC $0.9010/04/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978399267 CMS
ITI, Inc. $22.9310/03/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261040997631 CMS
Neos Therapeutics, LP $7.4509/29/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026984545989 CMS
Alkermes, Inc. $19.7709/25/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261022859245 CMS
Corium, LLC $19.2909/22/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026978399241 CMS
Ironshore Pharmaceuticals Inc. $15.6609/21/2023 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/20261060478231 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $330.16 20
PY2022 $2,438.54 193
PY2023 $2,853.38 185
PY2024 $2,588.92 182
PY2025 $2,239.81 134

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
2021, 2022, 2023, 2024, 2025
Source files and profile matching
Source files
Dataset page · Bulk file · PY2021 , PY2022 , PY2023 , PY2024 , PY2025
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 LEJSEK, NPI 1891016010. IndustryPayments, data edition 2026-07-26T04:22:22Z. https://industrypayments.org/provider/npi-1891016010.
APA 7
IndustryPayments. (2026). MARK LEJSEK, NPI 1891016010 (Data edition 2026-07-26T04:22:22Z) [Data set]. https://industrypayments.org/provider/npi-1891016010
Bluebook
MARK LEJSEK, NPI 1891016010, IndustryPayments (data edition 2026-07-26T04:22:22Z), https://industrypayments.org/provider/npi-1891016010.

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