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

MELISSA OLANA SCHELLENBERGER

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Family

NPI
1225355738
CMS profile
10495269
Location
LOUISVILLE, KY

General Payments · PY2021–2024

$3,371.40

  • Reported across 96 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$1,058.08

20 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 $597.76 14
Education $460.32 6

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Alexion Pharmaceuticals, Inc. $460.32 6
EMD Serono, Inc. $324.01 6
Genentech USA, Inc. $219.65 6
GENZYME CORPORATION $37.69 1
OptiNose US, Inc. $16.41 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $490.90 25
PY2022 $1,151.50 35
PY2023 $670.92 16
PY2024 $1,058.08 20

Payment records · PY2024 (20)

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
Alexion Pharmaceuticals, Inc. $10.32 01/30/2024 Education Undisputed 01/23/2026 1093986155 CMS
Alexion Pharmaceuticals, Inc. $100.00 04/17/2024 Education Undisputed 01/23/2026 1093932817 CMS
Alexion Pharmaceuticals, Inc. $50.00 04/17/2024 Education Undisputed 01/23/2026 1094004935 CMS
Alexion Pharmaceuticals, Inc. $100.00 05/22/2024 Education Undisputed 01/23/2026 1093953535 CMS
Alexion Pharmaceuticals, Inc. $100.00 09/30/2024 Education Undisputed 01/23/2026 1094007532 CMS
Alexion Pharmaceuticals, Inc. $100.00 12/19/2024 Education Undisputed 01/23/2026 1093921682 CMS
EMD Serono, Inc. $114.95 05/30/2024 Food and Beverage Undisputed 01/23/2026 1120245609 CMS
EMD Serono, Inc. $52.94 05/31/2024 Food and Beverage Undisputed 01/23/2026 1120215362 CMS
EMD Serono, Inc. $9.61 06/07/2024 Food and Beverage Undisputed 01/23/2026 1120214846 CMS
EMD Serono, Inc. $20.98 11/12/2024 Food and Beverage Undisputed 01/23/2026 1120271196 CMS
EMD Serono, Inc. $12.75 12/04/2024 Food and Beverage Undisputed 01/23/2026 1120271208 CMS
EMD Serono, Inc. $112.78 12/10/2024 Food and Beverage Undisputed 01/23/2026 1120271154 CMS
Genentech USA, Inc. $24.63 02/28/2024 Food and Beverage Undisputed 01/23/2026 1133176093 CMS
Genentech USA, Inc. $141.16 05/29/2024 Food and Beverage Undisputed 01/23/2026 1133176086 CMS
Genentech USA, Inc. $17.04 07/17/2024 Food and Beverage Undisputed 01/23/2026 1133176090 CMS
Genentech USA, Inc. $15.89 08/14/2024 Food and Beverage Undisputed 01/23/2026 1133176098 CMS
Genentech USA, Inc. $11.93 12/04/2024 Food and Beverage Undisputed 01/23/2026 1133176105 CMS
Genentech USA, Inc. $9.00 12/18/2024 Food and Beverage Undisputed 01/23/2026 1133176101 CMS
GENZYME CORPORATION $37.69 05/30/2024 Food and Beverage Undisputed 01/23/2026 1139774927 CMS
Optinose US, Inc. $16.41 05/01/2024 Food and Beverage Undisputed 01/23/2026 1142184523 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

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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.