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

AHMAD HAJJ

Allopathic & Osteopathic Physicians Orthopaedic Surgery

NPI
1043287345
CMS profile
1350
Location
SANTA ANA, CA

General Payments · PY2018–2024

$125,681.13

  • Reported across 85 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$6,086.69

4 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
Travel and Lodging $6,000.00 1
Food and Beverage $86.69 3

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Citieffe, Inc. $6,000.00 1
Stryker Corporation $64.56 2
Sumitomo Pharma America, Inc. $22.13 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $28,380.94 30
PY2019 $21,513.74 8
PY2020 $19,986.79 15
PY2021 $42,247.94 13
PY2022 $7,302.33 10
PY2023 $162.70 5
PY2024 $6,086.69 4

Payment records · PY2024 (4)

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

Program year 2024 201820192020202120222023 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
Citieffe, Inc. $6,000.00 01/17/2024 Travel and Lodging Undisputed 01/23/2026 1138418892 CMS
Stryker Corporation $23.27 02/29/2024 Food and Beverage Undisputed 01/23/2026 1119846829 CMS
Stryker Corporation $41.29 03/28/2024 Food and Beverage Undisputed 01/23/2026 1119846831 CMS
Sumitomo Pharma America, Inc. $22.13 01/18/2024 Food and Beverage Undisputed 01/23/2026 1148860707 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, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2018 , PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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