Healthcare provider profile · identity verified

Ndidi B. Feinberg, MD

Internal Medicine · CONCORD, NC · NPI 1720058431

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

Brand	Generic	Claims	Beneficiaries
Atorvastatin Calcium	Atorvastatin Calcium	385	104
Lisinopril	Lisinopril	361	95
Amlodipine Besylate	Amlodipine Besylate	358	87
Levothyroxine Sodium	Levothyroxine Sodium	352	74
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	241	75
Gabapentin	Gabapentin	235	65
Losartan Potassium	Losartan Potassium	225	54
Omeprazole	Omeprazole	224	72
Famotidine	Famotidine	196	56
Buspirone Hcl	Buspirone Hcl	164	30
Metformin Hcl Er	Metformin Hcl	154	38
Pantoprazole Sodium	Pantoprazole Sodium	145	39
Rosuvastatin Calcium	Rosuvastatin Calcium	144	39
Duloxetine Hcl	Duloxetine Hcl	139	32
Fluticasone Propionate	Fluticasone Propionate	139	56
Albuterol Sulfate Hfa	Albuterol Sulfate	136	48
Jardiance	Empagliflozin	124	39
Metoprolol Tartrate	Metoprolol Tartrate	116	27
Metformin Hcl	Metformin Hcl	114	28
Pravastatin Sodium	Pravastatin Sodium	113	31
Potassium Chloride	Potassium Chloride	112	28
Montelukast Sodium	Montelukast Sodium	107	33
Hydrochlorothiazide	Hydrochlorothiazide	99	30
Furosemide	Furosemide	95	34
Trazodone Hcl	Trazodone Hcl	95	21
Sertraline Hcl	Sertraline Hcl	82	19
Mirtazapine	Mirtazapine	81	17
Venlafaxine Hcl Er	Venlafaxine Hcl	79	18
Atenolol	Atenolol	77	suppressed
Meloxicam	Meloxicam	74	26
Metoprolol Succinate	Metoprolol Succinate	71	23
Mounjaro	Tirzepatide	71	11
Simvastatin	Simvastatin	70	22
Fluoxetine Hcl	Fluoxetine Hcl	66	18
Ibuprofen	Ibuprofen	66	16
Tramadol Hcl	Tramadol Hcl	66	12
Baclofen	Baclofen	65	21
Escitalopram Oxalate	Escitalopram Oxalate	62	15
Clopidogrel	Clopidogrel Bisulfate	60	18
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	60	13
Nystatin	Nystatin	59	20
Celecoxib	Celecoxib	57	14
Valsartan	Valsartan	55	15
Esomeprazole Magnesium	Esomeprazole Magnesium	51	15
Diclofenac Sodium	Diclofenac Sodium	50	14
Linzess	Linaclotide	46	suppressed
Warfarin Sodium	Warfarin Sodium	45	13
Allopurinol	Allopurinol	42	13
Ozempic	Semaglutide	42	11
Tamsulosin Hcl	Tamsulosin Hcl	41	14
Methylprednisolone	Methylprednisolone	40	37
Pregabalin	Pregabalin	40	12
Bupropion Xl	Bupropion Hcl	39	suppressed
Carvedilol	Carvedilol	39	11
Ezetimibe	Ezetimibe	39	13
Tizanidine Hcl	Tizanidine Hcl	39	suppressed
Eliquis	Apixaban	38	11
Citalopram Hbr	Citalopram Hydrobromide	37	suppressed
Hydralazine Hcl	Hydralazine Hcl	37	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	37	12
Farxiga	Dapagliflozin Propanediol	35	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	35	suppressed
Nitroglycerin	Nitroglycerin	33	18
Zolpidem Tartrate	Zolpidem Tartrate	33	suppressed
Fenofibrate	Fenofibrate	32	suppressed
Topiramate	Topiramate	32	suppressed
Chlorthalidone	Chlorthalidone	31	suppressed
Torsemide	Torsemide	31	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	30	11
Meclizine Hcl	Meclizine Hcl	30	17
Clonazepam	Clonazepam	29	suppressed
Clonidine	Clonidine	29	suppressed
Tresiba Flextouch U-100	Insulin Degludec	29	suppressed
Valacyclovir	Valacyclovir Hcl	29	13
Benazepril Hcl	Benazepril Hcl	27	suppressed
Glipizide Er	Glipizide	27	suppressed
Spironolactone	Spironolactone	26	11
Symbicort	Budesonide/Formoterol Fumarate	26	suppressed
Ibandronate Sodium	Ibandronate Sodium	25	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	24	suppressed
Trulicity	Dulaglutide	24	suppressed
Alendronate Sodium	Alendronate Sodium	23	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	23	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	22	suppressed
Paroxetine Hcl	Paroxetine Hcl	22	suppressed
Synthroid	Levothyroxine Sodium	22	suppressed
Glimepiride	Glimepiride	21	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	21	suppressed
Nebivolol Hcl	Nebivolol Hcl	21	suppressed
Tradjenta	Linagliptin	21	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	21	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	20	suppressed
Glipizide	Glipizide	20	suppressed
Sucralfate	Sucralfate	20	suppressed
Azelastine Hcl	Azelastine Hcl	19	suppressed
Fluconazole	Fluconazole	19	17
Synjardy Xr	Empagliflozin/Metformin Hcl	19	suppressed
Dexlansoprazole Dr	Dexlansoprazole	18	suppressed
Doxepin Hcl	Doxepin Hcl	18	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	18	15
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	18	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	18	suppressed
Alprazolam	Alprazolam	17	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	17	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	17	suppressed
Cefdinir	Cefdinir	16	15
Clonidine Hcl	Clonidine Hcl	16	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	16	11
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	16	suppressed
Ventolin Hfa	Albuterol Sulfate	16	suppressed
Irbesartan	Irbesartan	15	suppressed
Ondansetron Hcl	Ondansetron Hcl	15	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	15	suppressed
Anastrozole	Anastrozole	14	suppressed
Ondansetron Odt	Ondansetron	14	suppressed
Oxycodone Hcl	Oxycodone Hcl	14	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	14	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	14	suppressed
Finasteride	Finasteride	13	suppressed
Januvia	Sitagliptin Phosphate	13	suppressed
Lidocaine	Lidocaine	13	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	13	suppressed
Acyclovir	Acyclovir	12	suppressed
Amlodipine-Olmesartan	Amlodipine Bes/Olmesartan Med	12	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	12	suppressed
Dexilant	Dexlansoprazole	12	suppressed
Fondaparinux Sodium	Fondaparinux Sodium	12	suppressed
Lansoprazole	Lansoprazole	12	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	12	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Verapamil Er	Verapamil Hcl	12	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	11	suppressed
Bupropion Hcl	Bupropion Hcl	11	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	11	suppressed
Klor-Con M20	Potassium Chloride	11	suppressed
Lorazepam	Lorazepam	11	suppressed
Pilocarpine Hcl	Pilocarpine Hcl	11	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	11	suppressed

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.

Year	General Payments	Main payer	Explicit products	Company overlaps	Part D coverage
2025	—	—	—	—	—
2024	—	—	—	—	Complete

Questions to ask

Questions you could discuss with your doctor

Are there reasonable alternatives I should understand when we discuss treatment options?
How should I interpret the industry-payment records shown here in the context of my care?

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

Sources and limitations

How to read this page

Payment and Medicare prescribing data can cover different years; every comparison shows both years explicitly.
Part D does not represent a doctor’s entire practice; it excludes many patients and is subject to CMS public-release thresholds.
Company–drug relationships must have an auditable source, a precise relationship type, and a valid evidence period. Unresolved mappings are not published.
Generic drug claims are not attributed to a specific manufacturer without manufacturer-level evidence.
When a source extract is incomplete, missing rows are never treated as proof of no payments or no prescriptions.

Loaded source releases

Dataset	Year	Publication	Source
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