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 DEWEY SIFFORD

Allopathic & Osteopathic Physicians Internal Medicine Pulmonary Disease

NPI
1538155791
CMS profile
160728
Location
JONESBORO, AR

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

$7,618.99

117 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
Education $4,099.99 3
Food and Beverage $2,401.24 108
Travel and Lodging $946.33 5
Gift $171.43 1

By paying entity

PY2024 · entire year · sorted by reported total

Page 1 of 3; records 1–50 of 117 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

MARK DEWEY SIFFORD

NPI 1538155791 · CMS profile ID 160728

Allopathic & Osteopathic Physicians / Internal Medicine / Pulmonary Disease

JONESBORO, AR

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 3; records 1–50 of 117 matching records. This page contains 50 records (maximum 50), not the full filtered export.

Filtered page: https://industrypayments.org/provider/npi-1538155791?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
MARK DEWEY SIFFORD, NPI 1538155791, CMS profile ID 160728. 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 3; records 1–50 of 117 matching records. This page contains 50 records (maximum 50), not the full filtered export. IndustryPayments. https://industrypayments.org/provider/npi-1538155791?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
APA 7
IndustryPayments. (2026). MARK DEWEY SIFFORD, NPI 1538155791, CMS profile ID 160728. 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 3; records 1–50 of 117 matching records. This page contains 50 records (maximum 50), not the full filtered export. [Filtered data set page]. https://industrypayments.org/provider/npi-1538155791?year=2024&recipient=provider#records-h. Source: https://openpaymentsdata.cms.gov/dataset/e6b17c6a-2534-4207-a4a1-6746a14911ff.
Bluebook
MARK DEWEY SIFFORD, NPI 1538155791, CMS profile ID 160728, 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 3; records 1–50 of 117 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-1538155791?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

117 matching records · $7,618.99 reported total · 0 disputed

Nature of payment: All payment types

Records imported here (UTC).

Link to these filtered records · CMS source dataset ↗

Download all 117 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 117.

Paying entityAmountDate Nature of paymentDispute statusPublication flagsPublished Record IDSource
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) $14.6712/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1143320769 CMS
Electromed, Inc. $29.1012/23/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1137913435 CMS
GlaxoSmithKline, LLC. $68.0312/09/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1116198801 CMS
GlaxoSmithKline, LLC. $17.1712/09/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1116410107 CMS
Regeneron Healthcare Solutions, Inc. $98.6412/06/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1114172811 CMS
Genentech USA, Inc. $16.5712/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1133063180 CMS
Takeda Pharmaceuticals U.S.A., Inc. $19.2112/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1137676271 CMS
Regeneron Healthcare Solutions, Inc. $31.3611/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1114172807 CMS
GlaxoSmithKline, LLC. $21.3011/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1116602413 CMS
Amgen Inc. $15.4311/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1111708252 CMS
Sumitomo Pharma America, Inc. $15.1011/14/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1148920245 CMS
Genentech USA, Inc. $15.2311/12/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1133063184 CMS
iRhythm Technologies, Inc. $19.2411/08/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1154057258 CMS
GlaxoSmithKline, LLC. $17.6710/31/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1116043851 CMS
AstraZeneca Pharmaceuticals LP $19.7010/29/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1105730091 CMS
Mylan Specialty L.P. $34.1210/28/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1147347567 CMS
Amgen Inc. $16.0110/16/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1111708258 CMS
Amgen Inc. $11.4010/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1117383016 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $13.9810/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1118048815 CMS
GENZYME CORPORATION $27.7310/14/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1139580504 CMS
AstraZeneca Pharmaceuticals LP $14.8710/06/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1104516146 CMS
GENZYME CORPORATION $25.6910/03/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1139580502 CMS
GlaxoSmithKline, LLC. $14.3009/30/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1116106101 CMS
GENZYME CORPORATION $23.0509/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1139580484 CMS
JAZZ PHARMACEUTICALS INC. $26.3309/16/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1150219513 CMS
Actelion Pharmaceuticals US, Inc. $18.4409/12/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1078863931 CMS
Alnylam Pharmaceuticals Inc. $20.0909/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1125848382 CMS
AstraZeneca Pharmaceuticals LP $14.9409/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1104575762 CMS
GlaxoSmithKline, LLC. $13.8309/04/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1116459559 CMS
Regeneron Healthcare Solutions, Inc. $27.2409/03/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1114172802 CMS
Gilead Sciences, Inc. $17.5108/26/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1133827233 CMS
Daiichi Sankyo Inc. $19.7208/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1089483067 CMS
Amgen Inc. $23.7108/21/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1111708256 CMS
GlaxoSmithKline, LLC. $6.3308/20/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1116234279 CMS
Regeneron Healthcare Solutions, Inc. $25.1408/20/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1114172798 CMS
JAZZ PHARMACEUTICALS INC. $39.4608/19/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1150219521 CMS
AstraZeneca Pharmaceuticals LP $17.6408/07/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1105387537 CMS
GlaxoSmithKline, LLC. $10.9708/06/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1115957979 CMS
AstraZeneca Pharmaceuticals LP $15.2708/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1105767170 CMS
Boehringer Ingelheim Pharmaceuticals, Inc. $15.9808/05/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1118048821 CMS
Abbott Laboratories $13.1907/30/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1125113382 CMS
Lilly USA, LLC $17.1107/25/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1135162547 CMS
ABBVIE INC. $24.2907/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1106101503 CMS
AstraZeneca Pharmaceuticals LP $20.7007/22/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1105755655 CMS
Amgen Inc. $20.4207/17/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1111708254 CMS
Vifor Pharma, Inc. $21.8007/15/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1124057639 CMS
GENZYME CORPORATION $27.3407/11/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1139580462 CMS
Esperion Therapeutics, Inc. $18.0307/08/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1129455436 CMS
JAZZ PHARMACEUTICALS INC. $27.3007/02/2024 Food and Beverage No dispute reported Delay: No
Change: UNCHANGED
06/30/2026 1150219519 CMS
JAZZ PHARMACEUTICALS INC. $99.9907/02/2024 Education No dispute reported Delay: No
Change: NEW
06/30/2026 1155980603 CMS

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $1,523.64 110
PY2020 $1,142.37 81
PY2021 $1,583.73 90
PY2022 $2,268.00 124
PY2023 $3,493.02 140
PY2024 $7,618.99 117
PY2025 $2,347.00 109

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.