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

KATHLEEN FRANCES WALLACH

Physician Assistants & Advanced Practice Nursing Providers Nurse Practitioner Pediatrics

NPI
1609212257
CMS profile
10630600
Location
OAK LAWN, IL

General Payments · PY2021–2023

$505.95

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

Latest program year · PY2023

$410.78

18 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

PY2023 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $410.78 18

By paying entity

PY2023 · sorted by reported total

Paying entityAmountRecords
PFIZER INC. $284.83 11
Merck Sharp & Dohme Corporation $47.30 3
Corium, Inc. $45.13 2
Kaleo, Inc. $16.92 1
Teva Pharmaceuticals USA, Inc. $16.60 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2021 $15.74 1
PY2022 $79.43 4
PY2023 $410.78 18

Payment records · PY2023 (18)

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

Program year 2023 20212022 Record-level detail is published for PY2023; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Corium, LLC $20.60 08/22/2023 Food and Beverage Undisputed 01/23/2026 978347909 CMS
Corium, LLC $24.53 10/02/2023 Food and Beverage Undisputed 01/23/2026 978347899 CMS
kaleo, Inc. $16.92 01/31/2023 Food and Beverage Undisputed 01/23/2026 1013082737 CMS
Merck Sharp & Dohme LLC $17.53 03/07/2023 Food and Beverage Undisputed 01/23/2026 1048941467 CMS
Merck Sharp & Dohme LLC $13.89 04/04/2023 Food and Beverage Undisputed 01/23/2026 1048948447 CMS
Merck Sharp & Dohme LLC $15.88 12/06/2023 Food and Beverage Undisputed 01/23/2026 1048405213 CMS
PFIZER INC. $26.73 01/24/2023 Food and Beverage Undisputed 01/23/2026 1050313797 CMS
PFIZER INC. $24.29 03/10/2023 Food and Beverage Undisputed 01/23/2026 1050514963 CMS
PFIZER INC. $31.10 03/24/2023 Food and Beverage Undisputed 01/23/2026 1049350251 CMS
PFIZER INC. $21.32 04/21/2023 Food and Beverage Undisputed 01/23/2026 1049520845 CMS
PFIZER INC. $31.81 04/24/2023 Food and Beverage Undisputed 01/23/2026 1049119531 CMS
PFIZER INC. $26.65 05/22/2023 Food and Beverage Undisputed 01/23/2026 1050359607 CMS
PFIZER INC. $28.92 07/15/2023 Food and Beverage Undisputed 01/23/2026 1050526523 CMS
PFIZER INC. $21.13 08/25/2023 Food and Beverage Undisputed 01/23/2026 1050600827 CMS
PFIZER INC. $30.60 09/14/2023 Food and Beverage Undisputed 01/23/2026 1049399695 CMS
PFIZER INC. $21.13 09/22/2023 Food and Beverage Undisputed 01/23/2026 1050476211 CMS
PFIZER INC. $21.15 10/27/2023 Food and Beverage Undisputed 01/23/2026 1049720593 CMS
Teva Pharmaceuticals USA, Inc. $16.60 01/14/2023 Food and Beverage Undisputed 01/23/2026 1056937245 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
Source files
Dataset page · Bulk file · PY2021 , PY2022 , PY2023
Generated from
OP_DTL_GNRL_PGYR2023_P01232026_01102026.csv

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