Healthcare provider profile · identity verified

Ian Loewen-Thomas, M.D.

Family Practice · SALEM, OR · NPI 1447299227

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	465	137
Losartan Potassium	Losartan Potassium	387	112
Omeprazole	Omeprazole	384	97
Gabapentin	Gabapentin	295	79
Levothyroxine Sodium	Levothyroxine Sodium	289	79
Amlodipine Besylate	Amlodipine Besylate	278	88
Lisinopril	Lisinopril	276	91
Trazodone Hcl	Trazodone Hcl	231	53
Metformin Hcl	Metformin Hcl	225	71
Hydrochlorothiazide	Hydrochlorothiazide	193	66
Metoprolol Succinate	Metoprolol Succinate	176	54
Albuterol Sulfate Hfa	Albuterol Sulfate	164	52
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	143	29
Meloxicam	Meloxicam	131	34
Rosuvastatin Calcium	Rosuvastatin Calcium	131	44
Pravastatin Sodium	Pravastatin Sodium	126	38
Metoprolol Tartrate	Metoprolol Tartrate	120	36
Sertraline Hcl	Sertraline Hcl	117	31
Tamsulosin Hcl	Tamsulosin Hcl	115	41
Eliquis	Apixaban	113	27
Glimepiride	Glimepiride	111	35
Fluoxetine Hcl	Fluoxetine Hcl	110	28
Duloxetine Hcl	Duloxetine Hcl	109	23
Simvastatin	Simvastatin	104	37
Pantoprazole Sodium	Pantoprazole Sodium	102	26
Potassium Chloride	Potassium Chloride	100	30
Montelukast Sodium	Montelukast Sodium	96	19
Furosemide	Furosemide	94	36
Allopurinol	Allopurinol	85	24
Tramadol Hcl	Tramadol Hcl	77	31
Trulicity	Dulaglutide	76	16
Carvedilol	Carvedilol	69	13
Warfarin Sodium	Warfarin Sodium	69	15
Celecoxib	Celecoxib	68	17
Alendronate Sodium	Alendronate Sodium	64	30
Clopidogrel	Clopidogrel Bisulfate	63	17
Escitalopram Oxalate	Escitalopram Oxalate	60	17
Tizanidine Hcl	Tizanidine Hcl	59	20
Atenolol	Atenolol	58	19
Alprazolam	Alprazolam	57	21
Cephalexin	Cephalexin	57	42
Donepezil Hcl	Donepezil Hcl	56	suppressed
Citalopram Hbr	Citalopram Hydrobromide	55	16
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	54	17
Metformin Hcl Er	Metformin Hcl	54	20
Lovastatin	Lovastatin	52	15
Pregabalin	Pregabalin	52	14
Amitriptyline Hcl	Amitriptyline Hcl	51	11
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	51	suppressed
Oxycodone Hcl	Oxycodone Hcl	51	16
Baclofen	Baclofen	46	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	46	12
Bupropion Xl	Bupropion Hcl	45	14
Ezetimibe	Ezetimibe	45	15
Famotidine	Famotidine	44	14
Dutasteride	Dutasteride	43	13
Pioglitazone Hcl	Pioglitazone Hcl	43	20
Zolpidem Tartrate	Zolpidem Tartrate	43	12
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	40	suppressed
Ozempic	Semaglutide	39	suppressed
Fluticasone Propionate	Fluticasone Propionate	38	13
Hydroxyzine Pamoate	Hydroxyzine Pamoate	37	suppressed
Ropinirole Hcl	Ropinirole Hcl	37	suppressed
Aripiprazole	Aripiprazole	35	suppressed
Methocarbamol	Methocarbamol	35	suppressed
Glipizide	Glipizide	34	11
Venlafaxine Hcl Er	Venlafaxine Hcl	34	suppressed
Ibuprofen	Ibuprofen	33	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	33	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	32	suppressed
Estradiol	Estradiol	31	suppressed
Farxiga	Dapagliflozin Propanediol	31	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	31	11
Prednisone	Prednisone	31	21
Bupropion Hcl Sr	Bupropion Hcl	30	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	30	11
Spironolactone	Spironolactone	30	11
Jardiance	Empagliflozin	29	11
Carbamazepine	Carbamazepine	28	suppressed
Fenofibrate	Fenofibrate	27	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	26	suppressed
Propranolol Hcl	Propranolol Hcl	26	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	26	suppressed
Spiriva Handihaler	Tiotropium Bromide	26	suppressed
Lamotrigine	Lamotrigine	25	suppressed
Nitroglycerin	Nitroglycerin	25	suppressed
Buspirone Hcl	Buspirone Hcl	24	suppressed
Temazepam	Temazepam	24	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	22	suppressed
Nabumetone	Nabumetone	22	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	21	suppressed
Clonidine Hcl	Clonidine Hcl	21	suppressed
Dulera	Mometasone/Formoterol	21	suppressed
Ondansetron Odt	Ondansetron	21	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	21	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	21	suppressed
Semglee (Yfgn) Pen	Insulin Glargine-Yfgn	21	suppressed
Verapamil Er	Verapamil Hcl	21	suppressed
Atrovent Hfa	Ipratropium Bromide	20	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	20	suppressed
Lansoprazole	Lansoprazole	20	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	19	15
Diazepam	Diazepam	18	suppressed
Finasteride	Finasteride	18	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	18	suppressed
Sucralfate	Sucralfate	18	suppressed
Digoxin	Digoxin	17	suppressed
Fluticasone Propionate Hfa	Fluticasone Propionate	17	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	16	suppressed
Risperidone	Risperidone	16	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	15	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	15	suppressed
Lithium Carbonate Er	Lithium Carbonate	15	suppressed
Mupirocin	Mupirocin	15	suppressed
Nystatin	Nystatin	15	suppressed
Cholestyramine	Cholestyramine (With Sugar)	14	suppressed
Mirtazapine	Mirtazapine	14	suppressed
Qvar Redihaler	Beclomethasone Dipropionate	14	suppressed
Symbicort	Budesonide/Formoterol Fumarate	14	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	13	13
Carisoprodol	Carisoprodol	13	suppressed
Hydralazine Hcl	Hydralazine Hcl	13	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	13	suppressed
Olanzapine	Olanzapine	13	suppressed
Cilostazol	Cilostazol	12	suppressed
Dextroamphetamine-Amphet Er	Dextroamphetamine/Amphetamine	12	suppressed
Divalproex Sodium	Divalproex Sodium	12	suppressed
Paroxetine Hcl	Paroxetine Hcl	12	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	11	suppressed
Entresto	Sacubitril/Valsartan	11	suppressed
Flecainide Acetate	Flecainide Acetate	11	suppressed
Ibandronate Sodium	Ibandronate Sodium	11	suppressed
Levemir Flexpen	Insulin Detemir	11	suppressed
Lidocaine	Lidocaine	11	suppressed
Lorazepam	Lorazepam	11	suppressed
Meclizine Hcl	Meclizine Hcl	11	suppressed
Promethazine Hcl	Promethazine Hcl	11	suppressed
Valacyclovir	Valacyclovir Hcl	11	suppressed
Valproic Acid	Valproic Acid (As Sodium Salt)	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