Healthcare provider profile · identity verified

Chika Onyia, NP

Nurse Practitioner · BROOKLYN, NY · NPI 1124407549

Profile state: partd only Open Payments: 2025 Medicare Part D: 2024 Last identity check: 2026-08-10 Page data build: 2026-08-12

Verified facts

What the public records show

We did not find matching Open Payments records for this doctor in 2025.

These records do not establish that a payment influenced prescribing or medical care.

Payment overview · 2025

General Payments

We did not find matching Open Payments records for this doctor in the selected program year.

Separate record types

Research & Ownership

Research Payments (direct recipient): not present in the loaded data

Associated Research Funding (for example, named PI): not present in the loaded data

Ownership / Investment: not present in the loaded data

These categories are never added into the General Payments headline. Associated research funding must not be described as money the doctor personally received unless the source record supports that conclusion.

Analysis 1 · Payment-linked products

Products named in Open Payments records

No payment-linked product analysis is available because no matching General Payment records were found for the selected year.

Public prescribing for products named in payments

There is no explicit payment-product set available for a Part D comparison.

The presence of the same drug in both datasets does not show that a payment caused or influenced a prescription.

Analysis 2 · Same-company prescribing overlap

Drugs reported in other payments from the same company that also appear in Medicare Part D

This analysis is independent from products named on this doctor’s individual payment records. A row appears only when the exact Open Payments reporting entity paid this doctor, that same reporting entity reported the drug or biological on at least 10 loaded General Payment records involving at least 2 distinct recipient NPIs, and this doctor has the same non-generic brand in public Part D data. This does not mean the company owns or manufactures the drug.

There is no payer-company set available for this comparison.

These facts do not show that a payment was for the drug, that the company owns or manufactures the drug, or that a payment caused or influenced prescribing.

Public Medicare Part D data

Provider-and-drug rows loaded for 2024

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium391118
Amlodipine BesylateAmlodipine Besylate27077
Losartan PotassiumLosartan Potassium18357
Metformin HclMetformin Hcl16752
JardianceEmpagliflozin14341
Levothyroxine SodiumLevothyroxine Sodium10422
Single Use SwabAlcohol Antiseptic Pads10335
FamotidineFamotidine9525
JanuviaSitagliptin Phosphate9324
Nifedipine ErNifedipine9029
Diclofenac SodiumDiclofenac Sodium8839
Metoprolol SuccinateMetoprolol Succinate8826
HydrochlorothiazideHydrochlorothiazide8327
Albuterol Sulfate HfaAlbuterol Sulfate7926
Enalapril MaleateEnalapril Maleate7825
Rosuvastatin CalciumRosuvastatin Calcium7829
Easy Touch Alcohol Prep PadsAlcohol Antiseptic Pads7532
Alcohol Prep PadsAlcohol Antiseptic Pads7129
EliquisApixaban6918
SimvastatinSimvastatin6928
GabapentinGabapentin6522
FarxigaDapagliflozin Propanediol6312
LisinoprilLisinopril6320
Fluticasone PropionateFluticasone Propionate4821
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic4815
OmeprazoleOmeprazole4416
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog4013
FurosemideFurosemide3915
EzetimibeEzetimibe36suppressed
RybelsusSemaglutide35suppressed
CarvedilolCarvedilol3412
Metformin Hcl ErMetformin Hcl3413
Alendronate SodiumAlendronate Sodium33suppressed
Lantus SolostarInsulin Glargine,hum.Rec.Anlog3315
Diltiazem 24hr Er (Cd)Diltiazem Hcl31suppressed
Novolog FlexpenInsulin Aspart31suppressed
Tresiba Flextouch U-100Insulin Degludec29suppressed
ClopidogrelClopidogrel Bisulfate27suppressed
Sulfamethoxazole-TrimethoprimSulfamethoxazole/Trimethoprim2625
AtenololAtenolol2511
Folic AcidFolic Acid25suppressed
IbuprofenIbuprofen2420
Labetalol HclLabetalol Hcl24suppressed
Metoprolol TartrateMetoprolol Tartrate24suppressed
OzempicSemaglutide24suppressed
Tamsulosin HclTamsulosin Hcl24suppressed
GlipizideGlipizide23suppressed
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide23suppressed
Pantoprazole SodiumPantoprazole Sodium2211
Hydralazine HclHydralazine Hcl21suppressed
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril20suppressed
EntrestoSacubitril/Valsartan20suppressed
DuleraMometasone/Formoterol19suppressed
Fosinopril SodiumFosinopril Sodium19suppressed
Potassium ChloridePotassium Chloride19suppressed
RepaglinideRepaglinide18suppressed
GlimepirideGlimepiride17suppressed
Meclizine HclMeclizine Hcl17suppressed
Montelukast SodiumMontelukast Sodium17suppressed
MeloxicamMeloxicam16suppressed
TrulicityDulaglutide16suppressed
Clonidine HclClonidine Hcl15suppressed
ChlorthalidoneChlorthalidone14suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic14suppressed
ValacyclovirValacyclovir Hcl14suppressed
ValsartanValsartan14suppressed
Doxazosin MesylateDoxazosin Mesylate13suppressed
Budesonide-Formoterol FumarateBudesonide/Formoterol Fumarate12suppressed
Ciprofloxacin HclCiprofloxacin Hcl1211
Oxybutynin ChlorideOxybutynin Chloride12suppressed
Pioglitazone HclPioglitazone Hcl12suppressed
Triamcinolone AcetonideTriamcinolone Acetonide12suppressed
Levemir FlexpenInsulin Detemir11suppressed
Memantine HclMemantine Hcl11suppressed

Timeline

Payment and prescribing data by year

Open Payments and Medicare Part D may refer to different years. They are shown separately rather than aligned as if they describe the same period.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
CMS Open Payments — General Payments 2025 2026-06-30 Original source
Medicare Part D Prescribers by Provider and Drug 2024 2026-05-06 Original source
NPPES Data Dissemination V2 current / reference data 2026-08-10 Original source

Methodology version: 2.1

Editorial template version: 2.4

Product contract version: 2.0

Schema version: 0.7.0

Page data build: 2026-08-12T23:34:59.370714+00:00

Publication policy: eligible for indexing after public-launch controls are enabled

Full methodology · Questions & answers · Report a possible error