Healthcare provider profile · identity verified

David E. North, M.D.

Family Practice · OSKALOOSA, IA · NPI 1568450849

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
Levothyroxine Sodium	Levothyroxine Sodium	747	55
Furosemide	Furosemide	717	61
Omeprazole	Omeprazole	696	50
Sertraline Hcl	Sertraline Hcl	618	43
Mirtazapine	Mirtazapine	521	36
Lisinopril	Lisinopril	502	34
Donepezil Hcl	Donepezil Hcl	500	27
Potassium Chloride	Potassium Chloride	441	40
Atorvastatin Calcium	Atorvastatin Calcium	430	33
Amlodipine Besylate	Amlodipine Besylate	427	41
Metoprolol Tartrate	Metoprolol Tartrate	416	31
Memantine Hcl	Memantine Hcl	367	19
Buspirone Hcl	Buspirone Hcl	330	21
Gabapentin	Gabapentin	318	22
Tamsulosin Hcl	Tamsulosin Hcl	293	22
Losartan Potassium	Losartan Potassium	261	27
Pantoprazole Sodium	Pantoprazole Sodium	248	20
Metformin Hcl	Metformin Hcl	247	16
Clopidogrel	Clopidogrel Bisulfate	245	21
Eliquis	Apixaban	239	19
Quetiapine Fumarate	Quetiapine Fumarate	239	14
Metoprolol Succinate	Metoprolol Succinate	236	26
Famotidine	Famotidine	182	14
Lorazepam	Lorazepam	181	27
Fluoxetine Hcl	Fluoxetine Hcl	160	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	153	11
Myrbetriq	Mirabegron	137	suppressed
Duloxetine Hcl	Duloxetine Hcl	128	suppressed
Cephalexin	Cephalexin	124	54
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	124	suppressed
Pravastatin Sodium	Pravastatin Sodium	122	suppressed
Alendronate Sodium	Alendronate Sodium	120	suppressed
Citalopram Hbr	Citalopram Hydrobromide	116	11
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	116	suppressed
Trazodone Hcl	Trazodone Hcl	116	11
Loperamide	Loperamide Hcl	113	33
Nystatin	Nystatin	110	36
Xarelto	Rivaroxaban	110	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	104	suppressed
Finasteride	Finasteride	100	suppressed
Olanzapine	Olanzapine	100	suppressed
Divalproex Sodium	Divalproex Sodium	99	suppressed
Pregabalin	Pregabalin	98	suppressed
Ropinirole Hcl	Ropinirole Hcl	85	suppressed
Prednisone	Prednisone	84	19
Carvedilol	Carvedilol	83	suppressed
Shingrix	Varicella-Zoster Ge/As01b/Pf	81	65
Alprazolam	Alprazolam	77	suppressed
Arexvy	Rsvpref3 Antigen/As01e/Pf	77	77
Sucralfate	Sucralfate	77	suppressed
Paroxetine Hcl	Paroxetine Hcl	75	suppressed
Atenolol	Atenolol	71	suppressed
Hydralazine Hcl	Hydralazine Hcl	66	suppressed
Tramadol Hcl	Tramadol Hcl	66	13
Ibuprofen	Ibuprofen	64	25
Isosorbide Mononitrate Er	Isosorbide Mononitrate	62	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	61	suppressed
Hydrochlorothiazide	Hydrochlorothiazide	60	suppressed
Benazepril Hcl	Benazepril Hcl	59	suppressed
Aripiprazole	Aripiprazole	57	suppressed
Warfarin Sodium	Warfarin Sodium	57	suppressed
Spironolactone	Spironolactone	56	suppressed
Ondansetron Odt	Ondansetron	54	31
Januvia	Sitagliptin Phosphate	53	suppressed
Nyamyc	Nystatin	51	14
Bethanechol Chloride	Bethanechol Chloride	50	suppressed
Carbamazepine Er	Carbamazepine	50	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	50	19
Diltiazem Hcl	Diltiazem Hcl	50	suppressed
Glipizide	Glipizide	50	suppressed
Primidone	Primidone	49	suppressed
Metformin Hcl Er	Metformin Hcl	48	suppressed
Montelukast Sodium	Montelukast Sodium	48	suppressed
Methenamine Hippurate	Methenamine Hippurate	47	suppressed
Risperidone	Risperidone	47	suppressed
Torsemide	Torsemide	47	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	46	suppressed
Simvastatin	Simvastatin	44	suppressed
Dilt-Xr	Diltiazem Hcl	43	suppressed
Levetiracetam	Levetiracetam	43	suppressed
Topiramate	Topiramate	43	suppressed
Divalproex Sodium Er	Divalproex Sodium	42	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	42	suppressed
Fluticasone Propionate	Fluticasone Propionate	41	suppressed
Carbidopa-Levodopa-Entacapone	Carbidopa/Levodopa/Entacapone	39	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	39	suppressed
Ranolazine Er	Ranolazine	39	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	39	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	38	suppressed
Midodrine Hcl	Midodrine Hcl	37	suppressed
Fentanyl	Fentanyl	36	suppressed
Clonazepam	Clonazepam	34	suppressed
Enulose	Lactulose	34	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	34	24
Zonisamide	Zonisamide	33	suppressed
Enalapril Maleate	Enalapril Maleate	31	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	31	suppressed
Lovastatin	Lovastatin	31	suppressed
Amiodarone Hcl	Amiodarone Hcl	30	suppressed
Farxiga	Dapagliflozin Propanediol	30	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	30	suppressed
Benztropine Mesylate	Benztropine Mesylate	29	suppressed
Entresto	Sacubitril/Valsartan	29	suppressed
Glimepiride	Glimepiride	29	suppressed
Latanoprost	Latanoprost	29	suppressed
Glipizide Er	Glipizide	27	suppressed
Labetalol Hcl	Labetalol Hcl	27	suppressed
Acyclovir	Acyclovir	26	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	26	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	26	suppressed
Carbamazepine	Carbamazepine	26	suppressed
Imipramine Hcl	Imipramine Hcl	26	suppressed
Ipratropium Bromide	Ipratropium Bromide	26	suppressed
Isosorbide Dinitrate	Isosorbide Dinitrate	26	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	26	suppressed
Bupropion Hcl Sr	Bupropion Hcl	25	suppressed
Benazepril-Hydrochlorothiazide	Benazepril/Hydrochlorothiazide	24	suppressed
Dexlansoprazole Dr	Dexlansoprazole	24	suppressed
Fosinopril Sodium	Fosinopril Sodium	24	suppressed
Irbesartan	Irbesartan	24	suppressed
Letrozole	Letrozole	24	suppressed
Amantadine	Amantadine Hcl	23	suppressed
Azithromycin	Azithromycin	23	18
Bupropion Xl	Bupropion Hcl	23	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	23	suppressed
Levetiracetam Er	Levetiracetam	22	suppressed
Tresiba Flextouch U-100	Insulin Degludec	22	suppressed
Tresiba Flextouch U-200	Insulin Degludec	22	suppressed
Bumetanide	Bumetanide	21	suppressed
Entacapone	Entacapone	21	suppressed
Minocycline Hcl	Minocycline Hcl	21	suppressed
Propranolol Hcl	Propranolol Hcl	21	suppressed
Risedronate Sodium	Risedronate Sodium	21	suppressed
Cholestyramine	Cholestyramine (With Sugar)	20	suppressed
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	20	suppressed
Nifedipine Er	Nifedipine	20	suppressed
Allopurinol	Allopurinol	19	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	19	suppressed
Jardiance	Empagliflozin	19	suppressed
Albuterol Sulfate Hfa	Albuterol Sulfate	18	14
Anastrozole	Anastrozole	18	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	18	suppressed
Levofloxacin	Levofloxacin	18	13
Rosuvastatin Calcium	Rosuvastatin Calcium	18	suppressed
Trospium Chloride	Trospium Chloride	18	suppressed
Mirabegron Er	Mirabegron	17	suppressed
Prednisolone Acetate	Prednisolone Acetate	17	suppressed
Raloxifene Hcl	Raloxifene Hcl	17	suppressed
Rivastigmine	Rivastigmine	17	suppressed
Rivastigmine	Rivastigmine Tartrate	17	suppressed
Baclofen	Baclofen	16	suppressed
Ceftriaxone	Ceftriaxone Sodium	16	14
Dulera	Mometasone/Formoterol	16	suppressed
Humalog	Insulin Lispro	16	suppressed
Lactulose	Lactulose	16	suppressed
Memantine Hcl Er	Memantine Hcl	16	suppressed
Terbinafine Hcl	Terbinafine Hcl	16	suppressed
Breo Ellipta	Fluticasone/Vilanterol	15	suppressed
Acebutolol Hcl	Acebutolol Hcl	14	suppressed
Boostrix Tdap	Diphth,pertuss(Acell),tet Vac	14	14
Cefdinir	Cefdinir	14	14
Ezetimibe	Ezetimibe	14	suppressed
Haloperidol Lactate	Haloperidol Lactate	14	suppressed
Levemir	Insulin Detemir	14	suppressed
Lidocaine Hcl	Lidocaine Hcl	14	13
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	13	suppressed
Folic Acid	Folic Acid	13	suppressed
Ketoconazole	Ketoconazole	13	suppressed
Methotrexate	Methotrexate Sodium	13	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	13	suppressed
Budesonide Dr	Budesonide	12	suppressed
Colestipol Hcl	Colestipol Hcl	12	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	12	suppressed
Namzaric	Memantine Hcl/Donepezil Hcl	12	suppressed
Ondansetron Hcl	Ondansetron Hcl	12	suppressed
Pindolol	Pindolol	12	suppressed
Solifenacin Succinate	Solifenacin Succinate	12	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	12	suppressed
Azelastine Hcl	Azelastine Hcl	11	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	11	suppressed
Clindamycin Hcl	Clindamycin Hcl	11	suppressed
Gentamicin Sulfate	Gentamicin Sulfate	11	suppressed
Lacosamide	Lacosamide	11	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	11	suppressed
Lidocaine	Lidocaine	11	suppressed
Oxycodone Hcl	Oxycodone Hcl	11	suppressed
Ramipril	Ramipril	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