Healthcare provider profile · identity verified

Nadezhda Horchner, M.D.

Internal Medicine · PITTSBURGH, PA · NPI 1578727822

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	390	117
Omeprazole	Omeprazole	345	110
Losartan Potassium	Losartan Potassium	295	91
Levothyroxine Sodium	Levothyroxine Sodium	290	68
Amlodipine Besylate	Amlodipine Besylate	272	96
Rosuvastatin Calcium	Rosuvastatin Calcium	261	93
Metoprolol Succinate	Metoprolol Succinate	260	82
Gabapentin	Gabapentin	180	66
Hydrochlorothiazide	Hydrochlorothiazide	170	52
Lisinopril	Lisinopril	159	57
Alendronate Sodium	Alendronate Sodium	135	43
Simvastatin	Simvastatin	126	40
Sertraline Hcl	Sertraline Hcl	124	29
Escitalopram Oxalate	Escitalopram Oxalate	107	35
Fluticasone Propionate	Fluticasone Propionate	107	55
Metformin Hcl Er	Metformin Hcl	102	31
Albuterol Sulfate Hfa	Albuterol Sulfate	97	30
Montelukast Sodium	Montelukast Sodium	91	33
Duloxetine Hcl	Duloxetine Hcl	89	24
Citalopram Hbr	Citalopram Hydrobromide	87	20
Eliquis	Apixaban	86	26
Furosemide	Furosemide	85	27
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	85	29
Pantoprazole Sodium	Pantoprazole Sodium	83	30
Trazodone Hcl	Trazodone Hcl	81	27
Metoprolol Tartrate	Metoprolol Tartrate	70	17
Famotidine	Famotidine	68	23
Mounjaro	Tirzepatide	68	12
Zolpidem Tartrate	Zolpidem Tartrate	66	17
Carvedilol	Carvedilol	62	21
Pravastatin Sodium	Pravastatin Sodium	62	16
Atenolol	Atenolol	60	20
Jardiance	Empagliflozin	59	22
Irbesartan	Irbesartan	58	18
Potassium Chloride	Potassium Chloride	57	19
Venlafaxine Hcl Er	Venlafaxine Hcl	57	20
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	55	14
Warfarin Sodium	Warfarin Sodium	54	19
Tramadol Hcl	Tramadol Hcl	53	18
Metformin Hcl	Metformin Hcl	52	20
Methylprednisolone	Methylprednisolone	52	42
Allopurinol	Allopurinol	48	17
Lorazepam	Lorazepam	47	22
Spironolactone	Spironolactone	45	18
Bupropion Xl	Bupropion Hcl	44	18
Tizanidine Hcl	Tizanidine Hcl	44	17
Baclofen	Baclofen	43	suppressed
Tamsulosin Hcl	Tamsulosin Hcl	40	17
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	38	16
Xarelto	Rivaroxaban	38	suppressed
Estradiol	Estradiol	37	20
Ozempic	Semaglutide	37	11
Triamcinolone Acetonide	Triamcinolone Acetonide	35	23
Glipizide Er	Glipizide	33	12
Meloxicam	Meloxicam	33	14
Ondansetron Hcl	Ondansetron Hcl	33	suppressed
Azithromycin	Azithromycin	32	29
Doxycycline Hyclate	Doxycycline Hyclate	32	29
Alprazolam	Alprazolam	31	14
Prednisone	Prednisone	31	25
Quetiapine Fumarate	Quetiapine Fumarate	31	suppressed
Diclofenac Sodium	Diclofenac Sodium	29	15
Sucralfate	Sucralfate	29	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	28	25
Advair Hfa	Fluticasone Propion/Salmeterol	27	suppressed
Januvia	Sitagliptin Phosphate	27	suppressed
Valacyclovir	Valacyclovir Hcl	26	13
Hydroxyzine Hcl	Hydroxyzine Hcl	25	suppressed
Tolterodine Tartrate Er	Tolterodine Tartrate	25	suppressed
Azelastine Hcl	Azelastine Hcl	24	15
Propranolol Hcl	Propranolol Hcl	24	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	24	suppressed
Celecoxib	Celecoxib	23	14
Clopidogrel	Clopidogrel Bisulfate	23	11
Pregabalin	Pregabalin	23	11
Topiramate	Topiramate	23	suppressed
Buspirone Hcl	Buspirone Hcl	22	suppressed
Clonazepam	Clonazepam	22	suppressed
Lamotrigine	Lamotrigine	22	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	22	suppressed
Ezetimibe	Ezetimibe	21	suppressed
Fluconazole	Fluconazole	21	18
Levetiracetam	Levetiracetam	21	suppressed
Breo Ellipta	Fluticasone/Vilanterol	20	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	20	suppressed
Aripiprazole	Aripiprazole	19	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	19	suppressed
Divalproex Sodium	Divalproex Sodium	19	suppressed
Ondansetron Odt	Ondansetron	19	12
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	18	suppressed
Nystatin	Nystatin	18	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	18	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	18	suppressed
Trulicity	Dulaglutide	18	suppressed
Arnuity Ellipta	Fluticasone Furoate	17	suppressed
Chlorthalidone	Chlorthalidone	17	suppressed
Clotrimazole	Clotrimazole	17	11
Mirtazapine	Mirtazapine	17	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	16	suppressed
Amoxicillin	Amoxicillin	16	13
Doxazosin Mesylate	Doxazosin Mesylate	16	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	16	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	16	suppressed
Lacosamide	Lacosamide	15	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	15	suppressed
Mupirocin	Mupirocin	15	12
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	14	11
Cefpodoxime Proxetil	Cefpodoxime Proxetil	14	13
Clobetasol Propionate	Clobetasol Propionate	14	suppressed
Diltiazem Hcl	Diltiazem Hcl	14	suppressed
Hydralazine Hcl	Hydralazine Hcl	14	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	14	suppressed
Methocarbamol	Methocarbamol	14	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	14	14
Tradjenta	Linagliptin	14	suppressed
Valsartan	Valsartan	14	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	13	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	13	suppressed
Nitroglycerin	Nitroglycerin	13	11
Oxycodone Hcl	Oxycodone Hcl	13	suppressed
Rizatriptan	Rizatriptan Benzoate	13	suppressed
Synthroid	Levothyroxine Sodium	13	suppressed
Ventolin Hfa	Albuterol Sulfate	13	suppressed
Calcitriol	Calcitriol	12	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	12	suppressed
Dapagliflozin	Dapagliflozin Propanediol	12	suppressed
Klor-Con M20	Potassium Chloride	12	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	12	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	12	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	12	suppressed
Carbamazepine	Carbamazepine	11	suppressed
Cephalexin	Cephalexin	11	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	11	suppressed
Paroxetine Hcl	Paroxetine Hcl	11	suppressed
Repatha Sureclick	Evolocumab	11	suppressed
Risperidone	Risperidone	11	suppressed
Yuvafem	Estradiol	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