Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-06-30 View official record Methodology

Covered recipient · General Payments record

MICHAEL I NAHHAS

Allopathic & Osteopathic Physicians Psychiatry & Neurology Vascular Neurology

NPI
1427431469
CMS profile
1328814
Location
HOUSTON, TX

General Payments · PY2019–2025

$9,657.34

  • Reported across 130 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$801.76

11 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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $801.76 11

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
DePuy Synthes Sales Inc. $438.60 8
Route 92 Medical, Inc. $170.75 1
Stryker Corporation $163.52 1
CARDIVA MEDICAL, INC. $28.89 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $523.17 34
PY2020 $17.04 1
PY2021 $1,929.20 19
PY2022 $4,777.51 28
PY2023 $806.68 15
PY2024 $801.98 22
PY2025 $801.76 11

Payment records · PY2025 (11)

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

Program year 2025 201920202021202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
CARDIVA MEDICAL, INC. $28.89 09/10/2025 Food and Beverage Undisputed 06/30/2026 1227272900 CMS
DePuy Synthes Sales Inc. $12.92 02/19/2025 Food and Beverage Undisputed 06/30/2026 1174225188 CMS
DePuy Synthes Sales Inc. $5.73 04/09/2025 Food and Beverage Undisputed 06/30/2026 1174224491 CMS
DePuy Synthes Sales Inc. $82.47 07/02/2025 Food and Beverage Undisputed 06/30/2026 1174225797 CMS
DePuy Synthes Sales Inc. $16.13 07/09/2025 Food and Beverage Undisputed 06/30/2026 1174223627 CMS
DePuy Synthes Sales Inc. $134.90 09/04/2025 Food and Beverage Undisputed 06/30/2026 1174221465 CMS
DePuy Synthes Sales Inc. $28.25 11/04/2025 Food and Beverage Undisputed 06/30/2026 1174224473 CMS
DePuy Synthes Sales Inc. $132.98 12/18/2025 Food and Beverage Undisputed 06/30/2026 1174222878 CMS
DePuy Synthes Sales Inc. $25.22 12/23/2025 Food and Beverage Undisputed 06/30/2026 1174225083 CMS
Route 92 Medical, Inc. $170.75 10/21/2025 Food and Beverage Undisputed 06/30/2026 1223290223 CMS
Stryker Corporation $163.52 11/07/2025 Food and Beverage Undisputed 06/30/2026 1227780557 CMS

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
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
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.

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