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

ALYSSA R KNAPP

Physician Assistants & Advanced Practice Nursing Providers Physician Assistant Medical

NPI
1346890068
CMS profile
10982667
Location
SIERRA VISTA, AZ

General Payments · PY2021–2024

$4,416.06

  • Reported across 198 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$229.38

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

PY2024 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $229.38 11

By paying entity

PY2024 · sorted by reported total

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $3,389.29 155
PY2022 $621.86 29
PY2023 $175.53 3
PY2024 $229.38 11

Payment records · PY2024 (11)

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

Program year 2024 202120222023 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
Alnylam Pharmaceuticals Inc. $15.99 04/18/2024 Food and Beverage Undisputed 01/23/2026 1125831685 CMS
Bayer Healthcare Pharmaceuticals Inc. $15.18 05/15/2024 Food and Beverage Undisputed 01/23/2026 1086357798 CMS
Exact Sciences Corporation $16.44 02/26/2024 Food and Beverage Undisputed 01/23/2026 1114545488 CMS
Exact Sciences Corporation $15.90 10/10/2024 Food and Beverage Undisputed 01/23/2026 1114545492 CMS
Genentech USA, Inc. $28.50 02/23/2024 Food and Beverage Undisputed 01/23/2026 1133139681 CMS
Merz Pharmaceuticals, LLC $22.47 11/06/2024 Food and Beverage Undisputed 01/23/2026 1137956463 CMS
Phathom Pharmaceuticals, Inc. $30.23 10/29/2024 Food and Beverage Undisputed 01/23/2026 1151167910 CMS
Salix Pharmaceuticals, a division of Bausch Health US, LLC $14.29 12/09/2024 Food and Beverage Undisputed 01/23/2026 1153688958 CMS
Xeris Pharmaceuticals, Inc. $23.70 06/05/2024 Food and Beverage Undisputed 01/23/2026 1144619305 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $23.00 09/11/2024 Food and Beverage Undisputed 01/23/2026 1080559751 CMS
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) $23.68 12/17/2024 Food and Beverage Undisputed 01/23/2026 1080559793 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
2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · 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.