Healthcare provider profile · identity verified

Catherine A Nelson, DO

Family Practice · DECORAH, IA · NPI 1881004042

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	466	112
Levothyroxine Sodium	Levothyroxine Sodium	349	72
Amlodipine Besylate	Amlodipine Besylate	348	82
Metoprolol Succinate	Metoprolol Succinate	295	60
Lisinopril	Lisinopril	256	69
Gabapentin	Gabapentin	248	43
Furosemide	Furosemide	222	54
Omeprazole	Omeprazole	174	45
Losartan Potassium	Losartan Potassium	143	32
Pantoprazole Sodium	Pantoprazole Sodium	138	29
Metoprolol Tartrate	Metoprolol Tartrate	136	29
Tramadol Hcl	Tramadol Hcl	126	26
Hydrochlorothiazide	Hydrochlorothiazide	124	32
Spironolactone	Spironolactone	122	27
Metformin Hcl Er	Metformin Hcl	104	26
Trazodone Hcl	Trazodone Hcl	104	20
Duloxetine Hcl	Duloxetine Hcl	102	17
Sertraline Hcl	Sertraline Hcl	97	20
Allopurinol	Allopurinol	91	19
Tamsulosin Hcl	Tamsulosin Hcl	86	19
Famotidine	Famotidine	85	19
Eliquis	Apixaban	80	13
Rosuvastatin Calcium	Rosuvastatin Calcium	80	15
Potassium Chloride	Potassium Chloride	78	16
Simvastatin	Simvastatin	77	19
Carvedilol	Carvedilol	73	18
Fluticasone Propionate	Fluticasone Propionate	71	27
Pravastatin Sodium	Pravastatin Sodium	68	12
Buspirone Hcl	Buspirone Hcl	67	14
Albuterol Sulfate Hfa	Albuterol Sulfate	64	24
Warfarin Sodium	Warfarin Sodium	63	13
Prednisone	Prednisone	58	26
Amitriptyline Hcl	Amitriptyline Hcl	56	suppressed
Jardiance	Empagliflozin	55	11
Levetiracetam	Levetiracetam	54	suppressed
Citalopram Hbr	Citalopram Hydrobromide	53	15
Hydrocortisone	Hydrocortisone	53	suppressed
Clopidogrel	Clopidogrel Bisulfate	51	12
Montelukast Sodium	Montelukast Sodium	50	12
Escitalopram Oxalate	Escitalopram Oxalate	44	13
Metformin Hcl	Metformin Hcl	42	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	40	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	39	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	38	27
Bumetanide	Bumetanide	37	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	37	suppressed
Alendronate Sodium	Alendronate Sodium	36	suppressed
Morphine Sulfate Er	Morphine Sulfate	35	suppressed
Torsemide	Torsemide	35	suppressed
Incruse Ellipta	Umeclidinium Bromide	34	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	33	suppressed
Xarelto	Rivaroxaban	33	suppressed
Ozempic	Semaglutide	32	suppressed
Lorazepam	Lorazepam	31	14
Ezetimibe	Ezetimibe	30	suppressed
Pregabalin	Pregabalin	30	suppressed
Bupropion Xl	Bupropion Hcl	29	suppressed
Finasteride	Finasteride	28	suppressed
Trulicity	Dulaglutide	28	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	27	12
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	27	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	26	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	26	suppressed
Valsartan	Valsartan	26	suppressed
Mirtazapine	Mirtazapine	25	suppressed
Cephalexin	Cephalexin	24	22
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	24	suppressed
Myrbetriq	Mirabegron	24	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	24	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	24	suppressed
Synthroid	Levothyroxine Sodium	24	suppressed
Valacyclovir	Valacyclovir Hcl	24	suppressed
Tizanidine Hcl	Tizanidine Hcl	23	suppressed
Arexvy	Rsvpref3 Antigen/As01e/Pf	22	22
Baclofen	Baclofen	22	suppressed
Donepezil Hcl	Donepezil Hcl	22	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	22	suppressed
Jantoven	Warfarin Sodium	22	suppressed
Ketoconazole	Ketoconazole	22	suppressed
Klor-Con M20	Potassium Chloride	22	suppressed
Lovastatin	Lovastatin	22	suppressed
Breo Ellipta	Fluticasone/Vilanterol	21	suppressed
Methocarbamol	Methocarbamol	20	suppressed
Nystatin	Nystatin	20	15
Oxycodone Hcl	Oxycodone Hcl	20	suppressed
Ropinirole Hcl	Ropinirole Hcl	20	suppressed
Atenolol	Atenolol	19	suppressed
Clonazepam	Clonazepam	18	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	18	14
Enalapril Maleate	Enalapril Maleate	18	suppressed
Meloxicam	Meloxicam	18	suppressed
Memantine Hcl	Memantine Hcl	18	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	18	suppressed
Klor-Con M10	Potassium Chloride	17	suppressed
Mupirocin	Mupirocin	17	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	16	suppressed
Ramipril	Ramipril	16	suppressed
Rizatriptan	Rizatriptan Benzoate	16	suppressed
Topiramate	Topiramate	16	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	15	14
Benazepril Hcl	Benazepril Hcl	15	suppressed
Cefdinir	Cefdinir	15	suppressed
Clobetasol Propionate	Clobetasol Propionate	15	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	15	suppressed
Glimepiride	Glimepiride	15	suppressed
Glipizide Er	Glipizide	15	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	15	suppressed
Ondansetron Odt	Ondansetron	15	12
Spiriva Handihaler	Tiotropium Bromide	15	suppressed
Alprazolam	Alprazolam	14	suppressed
Klor-Con M15	Potassium Chloride	14	suppressed
Propranolol Hcl	Propranolol Hcl	14	suppressed
Amoxicillin	Amoxicillin	13	suppressed
Chlorthalidone	Chlorthalidone	13	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	13	suppressed
Mounjaro	Tirzepatide	13	suppressed
Spiriva Respimat	Tiotropium Bromide	13	suppressed
Anastrozole	Anastrozole	12	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	12	suppressed
Diazepam	Diazepam	12	suppressed
Diclofenac Sodium	Diclofenac Sodium	12	suppressed
Estradiol	Estradiol	12	suppressed
Latanoprost	Latanoprost	12	suppressed
Metoprolol-Hydrochlorothiazide	Metoprolol/Hydrochlorothiazide	12	suppressed
Nitroglycerin	Nitroglycerin	12	11
Paxil	Paroxetine Hcl	12	suppressed
Budesonide	Budesonide	11	suppressed
Colesevelam Hcl	Colesevelam Hcl	11	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	11	suppressed
Hydralazine Hcl	Hydralazine Hcl	11	suppressed
Metronidazole	Metronidazole	11	suppressed
Paroxetine Hcl	Paroxetine Hcl	11	suppressed
Rhopressa	Netarsudil Mesylate	11	suppressed
Travoprost	Travoprost	11	suppressed
Ventolin Hfa	Albuterol Sulfate	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