Official source Data mirrored from Centers for Medicare & Medicaid Services Open Payments · General Payments · as published 2026-06-30 View official record Methodology

Covered recipient · General Payments record

SINIVA LYNNE HELLIWELL

Allopathic & Osteopathic Physicians Obstetrics & Gynecology Gynecology

NPI
1275561060
CMS profile
193629
Location
BAKERSFIELD, CA

General Payments · PY2019–2025

$1,705.46

  • Reported across 92 records
  • CMS publication 2026-06-30

Latest program year · PY2025

$196.38

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

PY2025 · sorted by reported total

Nature of paymentAmountRecords
Food and Beverage $196.38 10

By paying entity

PY2025 · sorted by reported total

Paying entityAmountRecords
MAYNE PHARMA COMMERCIAL LLC $157.18 8
Bayer HealthCare Pharmaceuticals Inc. $24.08 1
Organon LLC $15.12 1

By program year

All program years on this page · sorted by year

Program yearAmountRecords
PY2019 $290.67 16
PY2020 $468.90 27
PY2021 $239.70 12
PY2022 $201.17 11
PY2023 $115.98 5
PY2024 $192.66 11
PY2025 $196.38 10

Payment records · PY2025 (10)

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

Program year 2025 201920202021202220232024 Record-level detail is published for PY2025; earlier years are summarised in “By program year”.
Paying entity Amount Date Nature of payment Dispute status Published Record ID Source
Bayer Healthcare Pharmaceuticals Inc. $24.08 09/23/2025 Food and Beverage Undisputed 06/30/2026 1225572374 CMS
MAYNE PHARMA COMMERCIAL LLC $17.24 01/13/2025 Food and Beverage Undisputed 06/30/2026 1254303696 CMS
MAYNE PHARMA COMMERCIAL LLC $24.32 02/24/2025 Food and Beverage Undisputed 06/30/2026 1254303780 CMS
MAYNE PHARMA COMMERCIAL LLC $20.97 03/10/2025 Food and Beverage Undisputed 06/30/2026 1254303922 CMS
MAYNE PHARMA COMMERCIAL LLC $23.08 04/08/2025 Food and Beverage Undisputed 06/30/2026 1254304084 CMS
MAYNE PHARMA COMMERCIAL LLC $20.58 05/12/2025 Food and Beverage Undisputed 06/30/2026 1254304174 CMS
MAYNE PHARMA COMMERCIAL LLC $15.62 06/30/2025 Food and Beverage Undisputed 06/30/2026 1254304334 CMS
MAYNE PHARMA COMMERCIAL LLC $18.01 09/15/2025 Food and Beverage Undisputed 06/30/2026 1254303306 CMS
MAYNE PHARMA COMMERCIAL LLC $17.36 10/13/2025 Food and Beverage Undisputed 06/30/2026 1254303422 CMS
Organon LLC $15.12 08/18/2025 Food and Beverage Undisputed 06/30/2026 1237684194 CMS

Source & provenance

Dataset
CMS Open Payments — General Payments
Publisher of source data
Centers for Medicare & Medicaid Services
CMS publication date
2026-06-30
Program years on this page
2019, 2020, 2021, 2022, 2023, 2024, 2025
Source files
Dataset page · Bulk file · PY2019 , PY2020 , PY2021 , PY2022 , PY2023 , PY2024 , PY2025
Generated from
OP_DTL_GNRL_PGYR2025_P06302026_06032026.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.