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

WALTER M ZIBAS

Allopathic & Osteopathic Physicians Internal Medicine Pulmonary Disease

NPI
1437185915
CMS profile
19251
Location
KNOXVILLE, TN

General Payments · PY2018–2024

$3,409.66

  • Reported across 111 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$332.49

10 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 $312.49 9
Education $20.00 1

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Acerta Pharma LLC $143.69 2
CSL Behring $85.12 3
ABBVIE INC. $49.07 2
PFIZER INC. $38.40 2
Janssen Pharmaceuticals, Inc $16.21 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $419.63 19
PY2019 $658.26 17
PY2020 $228.87 13
PY2021 $198.85 12
PY2022 $675.71 20
PY2023 $895.85 20
PY2024 $332.49 10

Payment records · PY2024 (10)

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
ABBVIE INC. $21.94 01/18/2024 Food and Beverage Undisputed 01/23/2026 1106397543 CMS
ABBVIE INC. $27.13 08/16/2024 Food and Beverage Undisputed 01/23/2026 1106397545 CMS
AstraZeneca Pharmaceuticals LP $18.70 04/04/2024 Food and Beverage Undisputed 01/23/2026 1104386747 CMS
AstraZeneca Pharmaceuticals LP $124.99 09/18/2024 Food and Beverage Undisputed 01/23/2026 1105785436 CMS
CSL Behring $20.00 01/12/2024 Education Undisputed 01/23/2026 1134600079 CMS
CSL Behring $34.76 02/15/2024 Food and Beverage Undisputed 01/23/2026 1134600091 CMS
CSL Behring $30.36 11/22/2024 Food and Beverage Undisputed 01/23/2026 1134600171 CMS
Janssen Pharmaceuticals, Inc $16.21 03/08/2024 Food and Beverage Undisputed 01/23/2026 1078185289 CMS
PFIZER INC. $19.63 02/15/2024 Food and Beverage Undisputed 01/23/2026 1132057354 CMS
PFIZER INC. $18.77 09/13/2024 Food and Beverage Undisputed 01/23/2026 1132065259 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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