Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-01-23 View official record Methodology

Covered recipient · General Payments record

MUHAMMAD MASAB

Allopathic & Osteopathic Physicians Internal Medicine Medical Oncology

NPI
1336522192
CMS profile
5705782
Location
CHESAPEAKE, VA

General Payments · PY2018–2024

$2,822.12

  • Reported across 87 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,447.01

69 records · 0 disputed

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

How these totals are calculated
  • The total is the sum of the General Payments records CMS published for the labeled program year(s), exactly as published. 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.
  • Featured-page threshold (a presentation gate, not a judgment): records>=3 OR total>=100 (all years).
  • Methodology & Data — sourcing, labeling, and limitations.

By nature of payment

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $1,430.55 68
Education $16.46 1

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $199.42 1
PY2019 $16.15 1
PY2021 $298.90 3
PY2022 $619.14 7
PY2023 $241.50 6
PY2024 $1,447.01 69

Payment records · PY2024 (69)

Sorted by paying entity, then date · as published by CMS

Program year 2024 20182019202120222023 Record-level detail is published for PY2024; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
ABBVIE INC. $19.38 06/05/2024 Food and Beverage Undisputed 01/23/2026 1104978313 CMS
ADC Therapeutics America, Inc. $19.36 09/16/2024 Food and Beverage Undisputed 01/23/2026 1121186448 CMS
Astellas Pharma US Inc $14.69 01/11/2024 Food and Beverage Undisputed 01/23/2026 1139287616 CMS
Astellas Pharma US Inc $21.73 01/19/2024 Food and Beverage Undisputed 01/23/2026 1139280294 CMS
Astellas Pharma US Inc $25.11 09/06/2024 Food and Beverage Undisputed 01/23/2026 1139390154 CMS
AstraZeneca Pharmaceuticals LP $30.77 04/26/2024 Food and Beverage Undisputed 01/23/2026 1104630690 CMS
AstraZeneca Pharmaceuticals LP $15.87 06/03/2024 Food and Beverage Undisputed 01/23/2026 1105894148 CMS
AstraZeneca Pharmaceuticals LP $19.16 07/15/2024 Food and Beverage Undisputed 01/23/2026 1105537355 CMS
Bayer Healthcare Pharmaceuticals Inc. $22.11 05/07/2024 Food and Beverage Undisputed 01/23/2026 1086248364 CMS
Bayer Healthcare Pharmaceuticals Inc. $18.43 07/19/2024 Food and Beverage Undisputed 01/23/2026 1086176296 CMS
Bayer Healthcare Pharmaceuticals Inc. $20.71 07/22/2024 Food and Beverage Undisputed 01/23/2026 1086165472 CMS
Bayer Healthcare Pharmaceuticals Inc. $26.75 09/20/2024 Food and Beverage Undisputed 01/23/2026 1086121854 CMS
BeiGene USA, Inc. $25.81 03/01/2024 Food and Beverage Undisputed 01/23/2026 1120852050 CMS
BeiGene USA, Inc. $23.33 11/18/2024 Food and Beverage Undisputed 01/23/2026 1120852052 CMS
Blueprint Medicines Corporation $22.46 05/14/2024 Food and Beverage Undisputed 01/23/2026 1147444057 CMS
Celgene Corporation $20.14 09/03/2024 Food and Beverage Undisputed 01/23/2026 1101188017 CMS
Daiichi Sankyo Inc. $5.72 02/06/2024 Food and Beverage Undisputed 01/23/2026 1089453232 CMS
Daiichi Sankyo Inc. $3.34 03/26/2024 Food and Beverage Undisputed 01/23/2026 1089453228 CMS
Daiichi Sankyo Inc. $4.26 03/26/2024 Food and Beverage Undisputed 01/23/2026 1089453230 CMS
Daiichi Sankyo Inc. $10.54 05/14/2024 Food and Beverage Undisputed 01/23/2026 1089453234 CMS
Daiichi Sankyo Inc. $27.41 07/16/2024 Food and Beverage Undisputed 01/23/2026 1089453236 CMS
Daiichi Sankyo Inc. $21.22 08/05/2024 Food and Beverage Undisputed 01/23/2026 1089453238 CMS
Daiichi Sankyo Inc. $16.84 09/30/2024 Food and Beverage Undisputed 01/23/2026 1089453218 CMS
Daiichi Sankyo Inc. $15.44 10/24/2024 Food and Beverage Undisputed 01/23/2026 1089453220 CMS
Daiichi Sankyo Inc. $27.32 11/07/2024 Food and Beverage Undisputed 01/23/2026 1089453222 CMS
Daiichi Sankyo Inc. $9.78 11/08/2024 Food and Beverage Undisputed 01/23/2026 1089453224 CMS
Daiichi Sankyo Inc. $22.65 12/17/2024 Food and Beverage Undisputed 01/23/2026 1089453226 CMS
E.R. Squibb & Sons, L.L.C. $16.46 07/23/2024 Education Undisputed 01/23/2026 1101798369 CMS
E.R. Squibb & Sons, L.L.C. $17.32 09/30/2024 Food and Beverage Undisputed 01/23/2026 1101798399 CMS
E.R. Squibb & Sons, L.L.C. $13.75 12/10/2024 Food and Beverage Undisputed 01/23/2026 1101798410 CMS
Eisai Inc. $21.92 02/16/2024 Food and Beverage Undisputed 01/23/2026 1110768409 CMS
Eisai Inc. $30.28 09/17/2024 Food and Beverage Undisputed 01/23/2026 1110768407 CMS
Eisai Inc. $29.22 10/15/2024 Food and Beverage Undisputed 01/23/2026 1110768411 CMS
Eisai Inc. $21.42 11/15/2024 Food and Beverage Undisputed 01/23/2026 1110768413 CMS
Eisai Inc. $19.79 12/12/2024 Food and Beverage Undisputed 01/23/2026 1110768415 CMS
Exelixis Inc. $14.78 06/01/2024 Food and Beverage Undisputed 01/23/2026 1138562516 CMS
GENZYME CORPORATION $27.57 05/24/2024 Food and Beverage Undisputed 01/23/2026 1139954168 CMS
GENZYME CORPORATION $7.89 07/16/2024 Food and Beverage Undisputed 01/23/2026 1139954178 CMS
GENZYME CORPORATION $44.36 07/30/2024 Food and Beverage Undisputed 01/23/2026 1139954180 CMS
GENZYME CORPORATION $31.24 08/06/2024 Food and Beverage Undisputed 01/23/2026 1139954186 CMS
GENZYME CORPORATION $7.73 08/09/2024 Food and Beverage Undisputed 01/23/2026 1139954184 CMS
GENZYME CORPORATION $4.66 10/08/2024 Food and Beverage Undisputed 01/23/2026 1139954196 CMS
GENZYME CORPORATION $45.73 11/26/2024 Food and Beverage Undisputed 01/23/2026 1139954216 CMS
Gilead Sciences, Inc. $16.08 10/29/2024 Food and Beverage Undisputed 01/23/2026 1133829477 CMS
Immunocore Limited $23.51 04/24/2024 Food and Beverage Undisputed 01/23/2026 1103097147 CMS
Incyte Corporation $24.47 06/10/2024 Food and Beverage Undisputed 01/23/2026 1141214198 CMS
Incyte Corporation $24.95 08/06/2024 Food and Beverage Undisputed 01/23/2026 1141215070 CMS
Ipsen Biopharmaceuticals, Inc $19.45 11/01/2024 Food and Beverage Undisputed 01/23/2026 1091990125 CMS
Janssen Biotech, Inc. $15.21 04/03/2024 Food and Beverage Undisputed 01/23/2026 1078795204 CMS
Janssen Biotech, Inc. $14.65 06/18/2024 Food and Beverage Undisputed 01/23/2026 1078794849 CMS
Lilly USA, LLC $16.12 08/01/2024 Food and Beverage Undisputed 01/23/2026 1135210848 CMS
Merck Sharp & Dohme LLC $18.02 06/07/2024 Food and Beverage Undisputed 01/23/2026 1141678197 CMS
Merck Sharp & Dohme LLC $27.91 10/11/2024 Food and Beverage Undisputed 01/23/2026 1141678199 CMS
Merck Sharp & Dohme LLC $18.95 11/25/2024 Food and Beverage Undisputed 01/23/2026 1141927707 CMS
Myriad Genetic Laboratories, Inc. $17.83 10/22/2024 Food and Beverage Undisputed 01/23/2026 1152535911 CMS
Novartis Pharmaceuticals Corporation $17.98 01/18/2024 Food and Beverage Undisputed 01/23/2026 1087130234 CMS
Novartis Pharmaceuticals Corporation $29.76 03/15/2024 Food and Beverage Undisputed 01/23/2026 1087130252 CMS
Novartis Pharmaceuticals Corporation $29.49 05/20/2024 Food and Beverage Undisputed 01/23/2026 1087130258 CMS
Novartis Pharmaceuticals Corporation $20.94 10/04/2024 Food and Beverage Undisputed 01/23/2026 1087130266 CMS
Novartis Pharmaceuticals Corporation $23.38 11/08/2024 Food and Beverage Undisputed 01/23/2026 1087130270 CMS
PFIZER INC. $19.34 01/16/2024 Food and Beverage Undisputed 01/23/2026 1130974307 CMS
PFIZER INC. $19.45 09/24/2024 Food and Beverage Undisputed 01/23/2026 1132022567 CMS
PFIZER INC. $20.54 11/19/2024 Food and Beverage Undisputed 01/23/2026 1131265130 CMS
PUMA BIOTECHNOLOGY, INC. $22.34 05/17/2024 Food and Beverage Undisputed 01/23/2026 1113841486 CMS
PUMA BIOTECHNOLOGY, INC. $23.71 10/21/2024 Food and Beverage Undisputed 01/23/2026 1113861142 CMS
SERVIER PHARMACEUTICALS LLC $21.65 07/26/2024 Food and Beverage Undisputed 01/23/2026 1147262194 CMS
SOBI, INC $49.53 10/31/2024 Food and Beverage Undisputed 01/23/2026 1141429401 CMS
Tempus AI, Inc $21.53 11/04/2024 Food and Beverage Undisputed 01/23/2026 1150169412 CMS
TerSera Therapeutics LLC $25.77 03/05/2024 Food and Beverage Undisputed 01/23/2026 1144717253 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-01-23
Program years on this page
2018, 2019, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.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.