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

MARC DAVID KROCK

Allopathic & Osteopathic Physicians Internal Medicine Interventional Cardiology

NPI
1265496426
CMS profile
103187
Location
MCKINNEY, 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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Filter and download payment records

General Payments · PY2024 · Entire year

$3,489.08

94 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

PY2024 · entire year · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $2,399.08 93
Consulting Fee $1,090.00 1

By paying entity

PY2024 · entire year · sorted by reported total

Page 1 of 2; records 1–50 of 94 matching records. This page contains 50 records (maximum 50), not the full filtered export. Use the CSV download for all matching records.

IndustryPayments · General Payments

MARC DAVID KROCK

NPI 1265496426 · CMS profile ID 103187

Allopathic & Osteopathic Physicians / Internal Medicine / Interventional Cardiology

MCKINNEY, 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.

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.

General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types

Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00

Page 1 of 2; records 1–50 of 94 matching records. This page contains 50 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/provider/npi-1265496426?year=2024&recipient=provider#records-h

CMS source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff

Cite these filtered records

The citation includes this program year, filters, data edition, and page of results.

Plain
MARC DAVID KROCK, NPI 1265496426, CMS profile ID 103187. General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 94 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/provider/npi-1265496426?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
APA 7
IndustryPayments. (2026). MARC DAVID KROCK, NPI 1265496426, CMS profile ID 103187. General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types. Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00. Page 1 of 2; records 1–50 of 94 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/provider/npi-1265496426?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
Bluebook
MARC DAVID KROCK, NPI 1265496426, CMS profile ID 103187, IndustryPayments, General Payments, PY2024; Recipient scope: Physicians and non-physician practitioners; Reporting company: All reporting companies; Nature of payment: All payment types (Data edition: cms-20260630-workflow-20261105-v2; CMS publication: 2026-06-30; records imported: 2026-11-05T09:06:52.159882+00:00). Page 1 of 2; records 1–50 of 94 matching records. This page contains 50 records (maximum 50), not the full filtered export. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff. https://industrypayments.org/provider/npi-1265496426?year=2024&recipient=provider#records-h.

Centers for Medicare & Medicaid Services, Open Payments

Citation formats are provided for reference; check the requirements of your publication.

Payment records · PY2024

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

General Payments · PY2024 · Physicians and non-physician practitioners · CMS publication 2026-06-30

94 matching records · $3,489.08 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 94 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 94.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
Itamar Medical Inc $15.6712/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1151577600 CMS
Novartis Pharmaceuticals Corporation $7.6312/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074618 CMS
Boston Scientific Corporation $24.8812/10/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1092601198 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $19.5412/03/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1117939772 CMS
Novartis Pharmaceuticals Corporation $13.3812/02/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074612 CMS
Abbott Laboratories $150.5111/29/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1124935358 CMS
E.R. Squibb & Sons, L.L.C. $7.8811/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1101651910 CMS
Inspire Medical Systems, Inc. $15.9911/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1148070239 CMS
Merck Sharp & Dohme LLC $24.2811/14/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1141918382 CMS
Novartis Pharmaceuticals Corporation $8.5411/14/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074610 CMS
Novartis Pharmaceuticals Corporation $21.5511/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074606 CMS
E.R. Squibb & Sons, L.L.C. $13.8810/30/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1101651870 CMS
Novartis Pharmaceuticals Corporation $1,090.0010/28/2024 Consulting Fee No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087155916 CMS
Novartis Pharmaceuticals Corporation $9.7810/24/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074608 CMS
Abbott Laboratories $28.7610/08/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1124935350 CMS
Abbott Laboratories $32.7110/08/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1124935354 CMS
Novartis Pharmaceuticals Corporation $23.8010/01/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074600 CMS
Novartis Pharmaceuticals Corporation $3.6810/01/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074602 CMS
Novartis Pharmaceuticals Corporation $2.1010/01/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074604 CMS
Novartis Pharmaceuticals Corporation $10.6209/27/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074596 CMS
Impulse Dynamics (USA) Inc. $20.2809/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1100415997 CMS
E.R. Squibb & Sons, L.L.C. $10.0709/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1101651848 CMS
Novartis Pharmaceuticals Corporation $9.7309/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074598 CMS
Novartis Pharmaceuticals Corporation $16.4908/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074592 CMS
Novartis Pharmaceuticals Corporation $2.2108/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074594 CMS
Novartis Pharmaceuticals Corporation $8.4808/16/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074590 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $7.5508/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1080654539 CMS
Novartis Pharmaceuticals Corporation $16.2908/06/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074584 CMS
HEARTFLOW, INC. $29.0407/29/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1154183270 CMS
Novartis Pharmaceuticals Corporation $13.0507/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074588 CMS
E.R. Squibb & Sons, L.L.C. $14.0207/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1101651815 CMS
Novartis Pharmaceuticals Corporation $10.4907/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074586 CMS
Actelion Pharmaceuticals US, Inc. $29.9107/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1078918189 CMS
Merck Sharp & Dohme LLC $15.5907/10/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1141842517 CMS
Bolton Medical Inc $82.2507/01/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1150745404 CMS
Novartis Pharmaceuticals Corporation $14.0107/01/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074582 CMS
Kiniksa Pharmaceuticals International, plc $19.1906/27/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1154884636 CMS
Impulse Dynamics (USA) Inc. $176.9106/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1100415954 CMS
Abbott Laboratories $20.5106/20/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1124935346 CMS
Impulse Dynamics (USA) Inc. $6.1906/18/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1100415950 CMS
E.R. Squibb & Sons, L.L.C. $6.7406/12/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1101651801 CMS
Boston Scientific Corporation $23.4806/06/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1092601196 CMS
Janssen Pharmaceuticals, Inc $17.2206/06/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1078208799 CMS
Impulse Dynamics (USA) Inc. $10.9206/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1100415942 CMS
Impulse Dynamics (USA) Inc. $4.9406/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1100415946 CMS
Novo Nordisk Inc $13.2205/30/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1096899504 CMS
Merck Sharp & Dohme LLC $21.2805/29/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1141610804 CMS
Novartis Pharmaceuticals Corporation $15.6505/29/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1087074616 CMS
Bolton Medical Inc $26.5005/27/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1150745400 CMS
Impulse Dynamics (USA) Inc. $16.8705/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1100415993 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $15,570.20 110
PY2020 $44,256.33 116
PY2021 $11,279.32 107
PY2022 $1,999.18 87
PY2023 $4,097.73 103
PY2024 $3,489.08 94
PY2025 $1,984.40 58

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.