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

DEREK J FEUSSNER

Allopathic & Osteopathic Physicians Internal Medicine Gastroenterology

NPI
1396004479
CMS profile
2520185
Location
CHARLESTON, SC

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 · PY2024 · Entire year

$3,049.59

156 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 $2,982.67 153
Education $66.92 3

By paying entity

PY2024 · entire year · sorted by reported total

Page 1 of 4; records 1–50 of 156 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

DEREK J FEUSSNER

NPI 1396004479 · CMS profile ID 2520185

Allopathic & Osteopathic Physicians / Internal Medicine / Gastroenterology

CHARLESTON, SC

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 4; records 1–50 of 156 matching records. This page contains 50 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/provider/npi-1396004479?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
DEREK J FEUSSNER, NPI 1396004479, CMS profile ID 2520185. 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 4; records 1–50 of 156 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/provider/npi-1396004479?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
APA 7
IndustryPayments. (2026). DEREK J FEUSSNER, NPI 1396004479, CMS profile ID 2520185. 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 4; records 1–50 of 156 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/provider/npi-1396004479?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
Bluebook
DEREK J FEUSSNER, NPI 1396004479, CMS profile ID 2520185, 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 4; records 1–50 of 156 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-1396004479?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

156 matching records · $3,049.59 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 156 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 156.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
PFIZER INC. $19.0712/31/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1131585690 CMS
Lilly USA, LLC $22.2012/18/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1136139659 CMS
Madrigal Pharmaceuticals $21.6212/18/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1144165743 CMS
AIMMUNE THERAPEUTICS, INC. $23.5712/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1146994311 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $22.4812/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153561117 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $24.3312/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153693940 CMS
ABBVIE INC. $25.3412/16/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725610 CMS
ABBVIE INC. $23.4312/13/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725608 CMS
ABBVIE INC. $23.5812/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725606 CMS
Janssen Biotech, Inc. $19.5412/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1078625467 CMS
ABBVIE INC. $5.4612/10/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725604 CMS
Ardelyx, Inc. $19.2312/10/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1146680334 CMS
ABBVIE INC. $11.6112/09/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725602 CMS
ABBVIE INC. $26.4812/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725600 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $17.6912/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153541524 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $23.9612/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153689774 CMS
ABBVIE INC. $20.3812/03/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725598 CMS
Janssen Biotech, Inc. $15.0812/02/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1078625068 CMS
PFIZER INC. $8.3611/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1131587171 CMS
Madrigal Pharmaceuticals $18.7811/20/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1144165741 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $22.2311/20/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153611037 CMS
Phathom Pharmaceuticals, Inc. $22.3511/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1151060999 CMS
Organon Llc $27.6911/18/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1136202151 CMS
ABBVIE INC. $15.0811/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725596 CMS
ABBVIE INC. $128.3811/07/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725594 CMS
Intercept Pharmaceuticals, Inc. $22.6711/07/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1113632838 CMS
ABBVIE INC. $24.7111/06/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725592 CMS
ABBVIE INC. $22.5711/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725590 CMS
Ardelyx, Inc. $27.9210/31/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1146680332 CMS
ABBVIE INC. $15.3010/28/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725588 CMS
PFIZER INC. $21.3710/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1132129936 CMS
Janssen Biotech, Inc. $11.9810/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1078624584 CMS
Intercept Pharmaceuticals, Inc. $14.9310/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1113632836 CMS
Regeneron Healthcare Solutions, Inc. $18.9210/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1114047352 CMS
ABBVIE INC. $15.8410/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725586 CMS
Phathom Pharmaceuticals, Inc. $16.6510/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1151060997 CMS
ABBVIE INC. $11.4410/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725584 CMS
ABBVIE INC. $4.9110/10/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725582 CMS
IRONWOOD PHARMACEUTICALS, INC $16.3010/10/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153709885 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $11.2210/09/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153688508 CMS
ABBVIE INC. $11.6910/08/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725580 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $19.8510/07/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1153607398 CMS
Celgene Corporation $15.5610/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1101142074 CMS
Lilly USA, LLC $11.4110/02/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1136151561 CMS
Janssen Biotech, Inc. $139.3709/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1078624553 CMS
EVOKE PHARMA, INC. $9.8809/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1127778633 CMS
Celltrion USA Inc. $20.7109/17/2024 Education No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1075851233 CMS
Phathom Pharmaceuticals, Inc. $14.7109/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1151060995 CMS
Organon Llc $29.5809/16/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1136202153 CMS
ABBVIE INC. $17.9109/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1103725578 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $16,247.23 138
PY2020 $5,163.08 64
PY2021 $3,142.35 103
PY2022 $2,278.73 83
PY2023 $2,246.47 122
PY2024 $3,049.59 156
PY2025 $2,815.03 155

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.