Healthcare provider profile · identity verified

Katrina N Keller, ARNP

Nurse Practitioner · SPOKANE, WA · NPI 1972860815

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	887	103
Levothyroxine Sodium	Levothyroxine Sodium	618	80
Lisinopril	Lisinopril	565	76
Trazodone Hcl	Trazodone Hcl	480	104
Sertraline Hcl	Sertraline Hcl	459	66
Omeprazole	Omeprazole	378	57
Tamsulosin Hcl	Tamsulosin Hcl	378	48
Quetiapine Fumarate	Quetiapine Fumarate	369	58
Potassium Chloride	Potassium Chloride	363	57
Gabapentin	Gabapentin	360	48
Furosemide	Furosemide	314	52
Metoprolol Succinate	Metoprolol Succinate	305	43
Famotidine	Famotidine	303	42
Amlodipine Besylate	Amlodipine Besylate	280	43
Donepezil Hcl	Donepezil Hcl	273	37
Losartan Potassium	Losartan Potassium	242	34
Escitalopram Oxalate	Escitalopram Oxalate	238	32
Duloxetine Hcl	Duloxetine Hcl	232	26
Pantoprazole Sodium	Pantoprazole Sodium	232	29
Mirtazapine	Mirtazapine	228	44
Olanzapine	Olanzapine	214	29
Metoprolol Tartrate	Metoprolol Tartrate	190	32
Hydrochlorothiazide	Hydrochlorothiazide	174	24
Metformin Hcl	Metformin Hcl	165	28
Memantine Hcl	Memantine Hcl	150	25
Eliquis	Apixaban	143	23
Jardiance	Empagliflozin	129	19
Montelukast Sodium	Montelukast Sodium	129	16
Spironolactone	Spironolactone	125	20
Ondansetron Hcl	Ondansetron Hcl	124	70
Tramadol Hcl	Tramadol Hcl	121	29
Enulose	Lactulose	116	42
Citalopram Hbr	Citalopram Hydrobromide	113	18
Metformin Hcl Er	Metformin Hcl	112	19
Ketoconazole	Ketoconazole	110	24
Clopidogrel	Clopidogrel Bisulfate	104	16
Januvia	Sitagliptin Phosphate	99	14
Meloxicam	Meloxicam	99	20
Alcohol Prep Pads	Alcohol Antiseptic Pads	94	20
Levetiracetam	Levetiracetam	94	11
Albuterol Sulfate Hfa	Albuterol Sulfate	91	37
Simvastatin	Simvastatin	91	12
Synjardy	Empagliflozin/Metformin Hcl	91	14
Loperamide	Loperamide Hcl	82	46
Alendronate Sodium	Alendronate Sodium	81	13
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	81	23
Xarelto	Rivaroxaban	80	suppressed
Fluticasone Propionate	Fluticasone Propionate	78	25
Ibuprofen	Ibuprofen	77	27
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	77	15
Rosuvastatin Calcium	Rosuvastatin Calcium	76	11
Bupropion Xl	Bupropion Hcl	74	11
Carvedilol	Carvedilol	73	14
Aripiprazole	Aripiprazole	71	11
Pregabalin	Pregabalin	70	11
Lamotrigine	Lamotrigine	67	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	67	suppressed
Risperidone	Risperidone	65	16
Tizanidine Hcl	Tizanidine Hcl	65	suppressed
Ozempic	Semaglutide	64	11
Ondansetron Odt	Ondansetron	62	33
Methenamine Hippurate	Methenamine Hippurate	61	suppressed
Buspirone Hcl	Buspirone Hcl	60	13
Allopurinol	Allopurinol	59	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	57	suppressed
Divalproex Sodium	Divalproex Sodium	56	18
Clonidine Hcl	Clonidine Hcl	54	suppressed
Propranolol Hcl	Propranolol Hcl	54	suppressed
Baclofen	Baclofen	52	suppressed
Incruse Ellipta	Umeclidinium Bromide	48	suppressed
Oxycodone Hcl	Oxycodone Hcl	48	17
Vascepa	Icosapent Ethyl	48	suppressed
Ammonium Lactate	Ammonium Lactate	47	12
Diclofenac Sodium	Diclofenac Sodium	46	20
Haloperidol	Haloperidol	46	12
Methocarbamol	Methocarbamol	46	21
Breo Ellipta	Fluticasone/Vilanterol	44	suppressed
Lorazepam	Lorazepam	44	18
Nystatin	Nystatin	44	27
Symbicort	Budesonide/Formoterol Fumarate	44	13
Hydroxyzine Pamoate	Hydroxyzine Pamoate	42	12
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	41	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	41	25
Finasteride	Finasteride	40	suppressed
Latanoprost	Latanoprost	39	suppressed
Amiodarone Hcl	Amiodarone Hcl	38	suppressed
Torsemide	Torsemide	36	suppressed
Unifine Pentips	Pen Needle, Diabetic	36	suppressed
Prazosin Hcl	Prazosin Hcl	35	suppressed
Clonazepam	Clonazepam	34	suppressed
Ropinirole Hcl	Ropinirole Hcl	34	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	33	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	33	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	31	28
Farxiga	Dapagliflozin Propanediol	31	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	30	suppressed
Ziprasidone Hcl	Ziprasidone Hcl	30	suppressed
Ezetimibe	Ezetimibe	29	suppressed
Mupirocin	Mupirocin	29	suppressed
Stiolto Respimat	Tiotropium Br/Olodaterol Hcl	29	suppressed
Benztropine Mesylate	Benztropine Mesylate	28	suppressed
Lovastatin	Lovastatin	28	suppressed
Trulicity	Dulaglutide	28	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	27	suppressed
Restasis	Cyclosporine	27	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	27	13
Nyamyc	Nystatin	26	13
Midodrine Hcl	Midodrine Hcl	25	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	25	suppressed
Scopolamine	Scopolamine	24	suppressed
Chlorthalidone	Chlorthalidone	23	suppressed
Fluconazole	Fluconazole	23	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	23	14
Olanzapine Odt	Olanzapine	23	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	22	suppressed
Liothyronine Sodium	Liothyronine Sodium	22	suppressed
Synthroid	Levothyroxine Sodium	22	suppressed
Atenolol	Atenolol	21	suppressed
Cephalexin	Cephalexin	21	19
Clobetasol Propionate	Clobetasol Propionate	21	11
Gemfibrozil	Gemfibrozil	21	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	21	suppressed
Valsartan	Valsartan	21	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	20	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	20	suppressed
Lactulose	Lactulose	20	17
Linzess	Linaclotide	19	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	19	suppressed
Ventolin Hfa	Albuterol Sulfate	19	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	18	suppressed
Glipizide	Glipizide	18	suppressed
Hydralazine Hcl	Hydralazine Hcl	18	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	18	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	18	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	18	suppressed
Acyclovir	Acyclovir	17	suppressed
Fenofibrate	Fenofibrate	17	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	17	suppressed
Pravastatin Sodium	Pravastatin Sodium	17	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	17	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	16	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	16	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	16	suppressed
Paroxetine Hcl	Paroxetine Hcl	16	suppressed
Solifenacin Succinate	Solifenacin Succinate	16	suppressed
Topiramate	Topiramate	16	suppressed
Cholestyramine	Cholestyramine (With Sugar)	15	suppressed
Dorzolamide-Timolol	Dorzolamide Hcl/Timolol Maleat	15	suppressed
Repatha Sureclick	Evolocumab	15	suppressed
Spiriva Respimat	Tiotropium Bromide	15	suppressed
Timolol Maleate	Timolol Maleate	15	suppressed
Azithromycin	Azithromycin	14	14
Methimazole	Methimazole	14	suppressed
Xigduo Xr	Dapaglifloz Propaned/Metformin	14	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Doxepin Hcl	Doxepin Hcl	13	suppressed
Fentanyl	Fentanyl	13	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	13	suppressed
Fluvoxamine Maleate	Fluvoxamine Maleate	13	suppressed
Glipizide Er	Glipizide	13	suppressed
Morphine Sulfate Er	Morphine Sulfate	13	suppressed
Naproxen	Naproxen	13	suppressed
Nifedipine Er	Nifedipine	13	suppressed
Primidone	Primidone	13	suppressed
Risperidone Odt	Risperidone	13	suppressed
Sulfasalazine Dr	Sulfasalazine	13	suppressed
Valproic Acid	Valproic Acid (As Sodium Salt)	13	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	12	suppressed
Brilinta	Ticagrelor	12	suppressed
Estradiol	Estradiol	12	suppressed
Labetalol Hcl	Labetalol Hcl	12	suppressed
Nystop	Nystatin	12	suppressed
Sucralfate	Sucralfate	12	suppressed
Cefdinir	Cefdinir	11	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	11	suppressed
Lidocaine	Lidocaine	11	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	11	suppressed
Veo Insulin Syringe	Syring-Needl,disp,insul,0.3 Ml	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