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

WILLIAM R MAYFIELD

Allopathic & Osteopathic Physicians Pain Medicine Interventional Pain Medicine

NPI
1578627568
CMS profile
253643
Location
DAYTONA BEACH, FL

General Payments · PY2018–2024

$1,123.41

  • Reported across 55 records
  • CMS publication 2026-01-23

Latest program year · PY2024

$295.70

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 $295.70 10

By paying entity

PY2024 · sorted by reported total

Paying entityAmountRecords
Abbott Laboratories $111.40 1
ABBVIE INC. $86.95 3
Merz Pharmaceuticals, LLC $61.23 4
REVANCE THERAPEUTICS, INC. $36.12 2

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2018 $177.69 12
PY2019 $105.83 7
PY2020 $120.97 8
PY2021 $176.83 10
PY2022 $74.83 4
PY2023 $171.56 4
PY2024 $295.70 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
Abbott Laboratories $111.40 10/10/2024 Food and Beverage Undisputed 01/23/2026 1125134804 CMS
ABBVIE INC. $29.08 01/30/2024 Food and Beverage Undisputed 01/23/2026 1104989038 CMS
ABBVIE INC. $33.90 02/08/2024 Food and Beverage Undisputed 01/23/2026 1104989040 CMS
ABBVIE INC. $23.97 08/15/2024 Food and Beverage Undisputed 01/23/2026 1104989042 CMS
Merz Pharmaceuticals, LLC $15.14 01/09/2024 Food and Beverage Undisputed 01/23/2026 1137955957 CMS
Merz Pharmaceuticals, LLC $15.25 02/27/2024 Food and Beverage Undisputed 01/23/2026 1137955959 CMS
Merz Pharmaceuticals, LLC $13.21 06/05/2024 Food and Beverage Undisputed 01/23/2026 1137955961 CMS
Merz Pharmaceuticals, LLC $17.63 11/19/2024 Food and Beverage Undisputed 01/23/2026 1137955963 CMS
REVANCE THERAPEUTICS, INC. $19.06 08/27/2024 Food and Beverage Undisputed 01/23/2026 1147924120 CMS
REVANCE THERAPEUTICS, INC. $17.06 10/16/2024 Food and Beverage Undisputed 01/23/2026 1147924122 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

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.