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

NICHOLAS TZIKAS

Allopathic & Osteopathic Physicians Family Medicine

NPI
1174880538
CMS profile
3774063
Location
NEW HAVEN, CT

General Payments · PY2019–2024

$15,831.23

  • Reported across 123 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$13,375.30

53 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

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
PFIZER INC. $9,067.96 33
ABBVIE INC. $3,896.21 16
Hinge Health, Inc. $135.00 1
Lundbeck LLC $134.68 1
TONIX PHARMACEUTICALS, INC. $95.75 1
Abbott Laboratories $45.70 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $275.47 3
PY2020 $17.20 1
PY2021 $468.51 13
PY2022 $1,049.67 28
PY2023 $645.08 25
PY2024 $13,375.30 53

Payment records · PY2024 (53)

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

Program year 2024 20192020202120222023 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
Abbott Laboratories $45.70 12/26/2024 Food and Beverage Undisputed 01/23/2026 1124884480 CMS
ABBVIE INC. $19.86 01/22/2024 Food and Beverage Undisputed 01/23/2026 1106256977 CMS
ABBVIE INC. $8.88 03/05/2024 Food and Beverage Undisputed 01/23/2026 1106256979 CMS
ABBVIE INC. $116.70 03/08/2024 Food and Beverage Undisputed 01/23/2026 1106256981 CMS
ABBVIE INC. $10.67 03/12/2024 Food and Beverage Undisputed 01/23/2026 1106256983 CMS
ABBVIE INC. $104.31 04/09/2024 Food and Beverage Undisputed 01/23/2026 1106256985 CMS
ABBVIE INC. $111.25 04/10/2024 Food and Beverage Undisputed 01/23/2026 1106256987 CMS
ABBVIE INC. $9.52 04/29/2024 Food and Beverage Undisputed 01/23/2026 1106256989 CMS
ABBVIE INC. $0.50 04/29/2024 Food and Beverage Undisputed 01/23/2026 1106256991 CMS
ABBVIE INC. $27.89 05/14/2024 Food and Beverage Undisputed 01/23/2026 1106256993 CMS
ABBVIE INC. $9.67 05/21/2024 Food and Beverage Undisputed 01/23/2026 1106256995 CMS
ABBVIE INC. $28.44 07/22/2024 Food and Beverage Undisputed 01/23/2026 1106256997 CMS
ABBVIE INC. $2,275.00 08/09/2024 Consulting Fee Undisputed 01/23/2026 1106256999 CMS
ABBVIE INC. $650.00 08/09/2024 Consulting Fee Undisputed 01/23/2026 1106257001 CMS
ABBVIE INC. $32.61 09/17/2024 Food and Beverage Undisputed 01/23/2026 1106257003 CMS
ABBVIE INC. $3.41 09/17/2024 Food and Beverage Undisputed 01/23/2026 1106257005 CMS
ABBVIE INC. $487.50 12/23/2024 Consulting Fee Undisputed 01/23/2026 1106257007 CMS
Hinge Health, Inc. $135.00 02/26/2024 Consulting Fee Undisputed 01/23/2026 1147102790 CMS
Lundbeck LLC $134.68 03/07/2024 Food and Beverage Undisputed 01/23/2026 1145976981 CMS
PFIZER INC. $20.98 01/02/2024 Food and Beverage Undisputed 01/23/2026 1131824018 CMS
PFIZER INC. $27.25 01/09/2024 Food and Beverage Undisputed 01/23/2026 1131802583 CMS
PFIZER INC. $25.19 01/23/2024 Food and Beverage Undisputed 01/23/2026 1131819491 CMS
PFIZER INC. $16.82 01/30/2024 Food and Beverage Undisputed 01/23/2026 1131817702 CMS
PFIZER INC. $27.89 02/05/2024 Food and Beverage Undisputed 01/23/2026 1131818568 CMS
PFIZER INC. $12.51 02/07/2024 Food and Beverage Undisputed 01/23/2026 1131797958 CMS
PFIZER INC. $16.18 02/12/2024 Food and Beverage Undisputed 01/23/2026 1131824680 CMS
PFIZER INC. $23.08 03/04/2024 Food and Beverage Undisputed 01/23/2026 1131825072 CMS
PFIZER INC. $24.82 03/19/2024 Food and Beverage Undisputed 01/23/2026 1131824374 CMS
PFIZER INC. $20.17 04/02/2024 Food and Beverage Undisputed 01/23/2026 1131802333 CMS
PFIZER INC. $17.13 04/09/2024 Food and Beverage Undisputed 01/23/2026 1131823856 CMS
PFIZER INC. $29.68 04/15/2024 Food and Beverage Undisputed 01/23/2026 1131823658 CMS
PFIZER INC. $29.32 04/30/2024 Food and Beverage Undisputed 01/23/2026 1131825538 CMS
PFIZER INC. $16.52 05/07/2024 Food and Beverage Undisputed 01/23/2026 1131824934 CMS
PFIZER INC. $11.49 05/28/2024 Food and Beverage Undisputed 01/23/2026 1131797308 CMS
PFIZER INC. $13.16 06/25/2024 Food and Beverage Undisputed 01/23/2026 1131823962 CMS
PFIZER INC. $14.08 07/23/2024 Food and Beverage Undisputed 01/23/2026 1131832752 CMS
PFIZER INC. $10.13 08/15/2024 Food and Beverage Undisputed 01/23/2026 1131831762 CMS
PFIZER INC. $13.21 08/27/2024 Food and Beverage Undisputed 01/23/2026 1131840287 CMS
PFIZER INC. $1,525.00 09/19/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1132065445 CMS
PFIZER INC. $15.61 10/08/2024 Food and Beverage Undisputed 01/23/2026 1131959099 CMS
PFIZER INC. $8.39 10/08/2024 Food and Beverage Undisputed 01/23/2026 1131974591 CMS
PFIZER INC. $28.06 10/24/2024 Food and Beverage Undisputed 01/23/2026 1132108104 CMS
PFIZER INC. $14.96 11/04/2024 Food and Beverage Undisputed 01/23/2026 1132080109 CMS
PFIZER INC. $7.89 11/04/2024 Food and Beverage Undisputed 01/23/2026 1132097941 CMS
PFIZER INC. $381.05 11/14/2024 Food and Beverage Undisputed 01/23/2026 1131589800 CMS
PFIZER INC. $226.90 11/14/2024 Travel and Lodging Undisputed 01/23/2026 1131589804 CMS
PFIZER INC. $58.60 11/16/2024 Food and Beverage Undisputed 01/23/2026 1131011567 CMS
PFIZER INC. $8.18 11/19/2024 Food and Beverage Undisputed 01/23/2026 1132080460 CMS
PFIZER INC. $122.19 12/05/2024 Food and Beverage Undisputed 01/23/2026 1131228480 CMS
PFIZER INC. $26.52 12/10/2024 Food and Beverage Undisputed 01/23/2026 1131147485 CMS
PFIZER INC. $2,650.00 12/10/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1131245096 CMS
PFIZER INC. $3,625.00 12/11/2024 Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program Undisputed 01/23/2026 1131473285 CMS
Tonix Medicines, Inc. $95.75 11/14/2024 Food and Beverage Undisputed 01/23/2026 1142469084 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
2019, 2020, 2021, 2022, 2023, 2024
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024
Generated from
OP_DTL_GNRL_PGYR2024_P01232026_01102026.csv

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