Healthcare provider profile · identity verified

Larry A. Severa, MD

Family Practice · BILLINGS, MT · NPI 1770504052

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	1320	162
Atorvastatin Calcium	Atorvastatin Calcium	1104	179
Gabapentin	Gabapentin	826	114
Potassium Chloride	Potassium Chloride	693	112
Losartan Potassium	Losartan Potassium	611	89
Omeprazole	Omeprazole	599	93
Eliquis	Apixaban	586	65
Pantoprazole Sodium	Pantoprazole Sodium	561	105
Furosemide	Furosemide	559	99
Amlodipine Besylate	Amlodipine Besylate	551	92
Sertraline Hcl	Sertraline Hcl	509	77
Citalopram Hbr	Citalopram Hydrobromide	501	80
Donepezil Hcl	Donepezil Hcl	494	78
Trazodone Hcl	Trazodone Hcl	423	72
Escitalopram Oxalate	Escitalopram Oxalate	417	66
Lisinopril	Lisinopril	414	72
Olanzapine	Olanzapine	371	47
Tamsulosin Hcl	Tamsulosin Hcl	368	65
Metoprolol Succinate	Metoprolol Succinate	353	74
Duloxetine Hcl	Duloxetine Hcl	334	50
Quetiapine Fumarate	Quetiapine Fumarate	285	47
Mirtazapine	Mirtazapine	274	48
Memantine Hcl	Memantine Hcl	259	41
Levetiracetam	Levetiracetam	249	28
Baclofen	Baclofen	238	27
Warfarin Sodium	Warfarin Sodium	233	20
Divalproex Sodium	Divalproex Sodium	231	37
Metoprolol Tartrate	Metoprolol Tartrate	229	41
Metformin Hcl	Metformin Hcl	225	32
Oxycodone Hcl	Oxycodone Hcl	225	78
Xarelto	Rivaroxaban	224	17
Myrbetriq	Mirabegron	189	25
Simvastatin	Simvastatin	186	32
Cephalexin	Cephalexin	170	82
Diclofenac Sodium	Diclofenac Sodium	170	55
Carvedilol	Carvedilol	166	29
Allopurinol	Allopurinol	165	26
Spironolactone	Spironolactone	160	27
Jardiance	Empagliflozin	148	17
Clopidogrel	Clopidogrel Bisulfate	144	28
Famotidine	Famotidine	139	27
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	139	34
Metformin Hcl Er	Metformin Hcl	136	28
Finasteride	Finasteride	132	16
Venlafaxine Hcl Er	Venlafaxine Hcl	131	16
Hydrochlorothiazide	Hydrochlorothiazide	126	25
Fluticasone Propionate	Fluticasone Propionate	124	34
Trulicity	Dulaglutide	118	19
Bumetanide	Bumetanide	115	20
Albuterol Sulfate Hfa	Albuterol Sulfate	105	44
Ondansetron Hcl	Ondansetron Hcl	98	35
Buspirone Hcl	Buspirone Hcl	97	23
Lorazepam	Lorazepam	96	25
Rosuvastatin Calcium	Rosuvastatin Calcium	96	21
Prednisone	Prednisone	93	23
Fluoxetine Hcl	Fluoxetine Hcl	92	11
Propranolol Hcl	Propranolol Hcl	87	16
Tramadol Hcl	Tramadol Hcl	87	21
Pravastatin Sodium	Pravastatin Sodium	82	15
Pregabalin	Pregabalin	82	18
Arexvy	Rsvpref3 Antigen/As01e/Pf	81	81
Aripiprazole	Aripiprazole	76	17
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	74	23
Latanoprost	Latanoprost	74	18
Methenamine Hippurate	Methenamine Hippurate	72	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	72	28
Montelukast Sodium	Montelukast Sodium	70	11
Paroxetine Hcl	Paroxetine Hcl	70	suppressed
Clonazepam	Clonazepam	69	11
Carbidopa-Levodopa	Carbidopa/Levodopa	66	13
Unifine Safecontrol Pen Needle	Pen Needle,dual Safety,diabetc	65	22
Midodrine Hcl	Midodrine Hcl	64	13
Januvia	Sitagliptin Phosphate	63	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	57	suppressed
Tresiba Flextouch U-200	Insulin Degludec	55	suppressed
Atenolol	Atenolol	54	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	54	22
Novolog Flexpen	Insulin Aspart	54	22
Risperidone	Risperidone	54	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	53	22
Esomeprazole Magnesium	Esomeprazole Magnesium	53	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	52	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	52	suppressed
Alendronate Sodium	Alendronate Sodium	51	15
Torsemide	Torsemide	51	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	50	17
Prazosin Hcl	Prazosin Hcl	50	suppressed
Nifedipine Er	Nifedipine	47	suppressed
Meloxicam	Meloxicam	45	12
Haloperidol	Haloperidol	44	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	44	suppressed
Lamotrigine	Lamotrigine	43	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	42	12
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	42	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	42	11
Incruse Ellipta	Umeclidinium Bromide	41	suppressed
Sucralfate	Sucralfate	41	suppressed
Celecoxib	Celecoxib	39	suppressed
Clonidine Hcl	Clonidine Hcl	39	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	39	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	39	16
Metolazone	Metolazone	39	suppressed
Cyclosporine	Cyclosporine	38	suppressed
Methotrexate	Methotrexate Sodium	38	suppressed
Phenytoin Sodium Extended	Phenytoin Sodium Extended	38	suppressed
Tiotropium Bromide	Tiotropium Bromide	38	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	37	11
Ropinirole Hcl	Ropinirole Hcl	37	suppressed
Azithromycin	Azithromycin	36	26
Ozempic	Semaglutide	35	suppressed
Primidone	Primidone	34	suppressed
Breo Ellipta	Fluticasone/Vilanterol	33	suppressed
Bupropion Xl	Bupropion Hcl	33	suppressed
Carbidopa-Levodopa Er	Carbidopa/Levodopa	33	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	33	18
Gemtesa	Vibegron	32	suppressed
Spiriva Handihaler	Tiotropium Bromide	32	suppressed
Xifaxan	Rifaximin	32	suppressed
Amiodarone Hcl	Amiodarone Hcl	31	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	31	11
Insulin Aspart Flexpen	Insulin Aspart	31	suppressed
Lactulose	Lactulose	31	suppressed
Tizanidine Hcl	Tizanidine Hcl	31	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	31	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	30	suppressed
Fiasp Flextouch	Insulin Aspart (Niacinamide)	30	suppressed
Stiolto Respimat	Tiotropium Br/Olodaterol Hcl	30	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	30	23
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	29	12
Bupropion Hcl Sr	Bupropion Hcl	29	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	29	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	29	suppressed
Divalproex Sodium Er	Divalproex Sodium	29	15
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	29	suppressed
Nystatin	Nystatin	29	17
Ondansetron Odt	Ondansetron	29	21
Oxybutynin Chloride	Oxybutynin Chloride	29	suppressed
Carbamazepine	Carbamazepine	28	suppressed
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	27	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	27	suppressed
Carbamazepine Er	Carbamazepine	26	suppressed
Farxiga	Dapagliflozin Propanediol	26	suppressed
Morphine Sulfate Er	Morphine Sulfate	26	suppressed
Nyamyc	Nystatin	26	13
Paxlovid	Nirmatrelvir/Ritonavir	26	26
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	26	suppressed
Irbesartan	Irbesartan	25	suppressed
Lacosamide	Lacosamide	25	suppressed
Mesalamine	Mesalamine	25	suppressed
Vascepa	Icosapent Ethyl	25	suppressed
Amantadine	Amantadine Hcl	24	suppressed
Cholestyramine Light	Cholestyramine	24	suppressed
Memantine Hcl Er	Memantine Hcl	24	suppressed
Gemfibrozil	Gemfibrozil	23	suppressed
Lovastatin	Lovastatin	23	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	23	suppressed
Alprazolam	Alprazolam	22	suppressed
Levofloxacin	Levofloxacin	22	17
Topiramate	Topiramate	22	suppressed
Bydureon Bcise	Exenatide Microspheres	21	suppressed
Symbicort	Budesonide/Formoterol Fumarate	21	suppressed
Ezetimibe	Ezetimibe	20	suppressed
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	20	11
Nortriptyline Hcl	Nortriptyline Hcl	20	suppressed
Novolog	Insulin Aspart	20	suppressed
Nystop	Nystatin	20	13
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	20	suppressed
Restasis	Cyclosporine	20	suppressed
Spiriva Respimat	Tiotropium Bromide	20	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	19	suppressed
Budesonide Ec	Budesonide	19	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	19	suppressed
Fentanyl	Fentanyl	19	suppressed
Lamotrigine Er	Lamotrigine	19	suppressed
Oxycontin	Oxycodone Hcl	19	suppressed
Rivastigmine	Rivastigmine	19	suppressed
Breyna	Budesonide/Formoterol Fumarate	18	suppressed
Cefuroxime	Cefuroxime Axetil	18	suppressed
Loperamide	Loperamide Hcl	18	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	17	suppressed
Chlorthalidone	Chlorthalidone	17	suppressed
Humalog Kwikpen U-100	Insulin Lispro	17	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	17	suppressed
Meclizine Hcl	Meclizine Hcl	17	suppressed
Ranolazine Er	Ranolazine	17	suppressed
Tresiba Flextouch U-100	Insulin Degludec	17	suppressed
Amoxicillin	Amoxicillin	16	14
Brimonidine Tartrate	Brimonidine Tartrate	16	suppressed
Dantrolene Sodium	Dantrolene Sodium	16	suppressed
Digoxin	Digoxin	16	suppressed
Glipizide Er	Glipizide	16	suppressed
Hydralazine Hcl	Hydralazine Hcl	16	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	16	suppressed
Levemir Flexpen	Insulin Detemir	16	suppressed
Olanzapine Odt	Olanzapine	16	suppressed
Paxlovid (Eua)	Nirmatrelvir/Ritonavir	16	16
Roflumilast	Roflumilast	16	suppressed
Albuterol Sulfate	Albuterol Sulfate	15	suppressed
Clozapine	Clozapine	15	suppressed
Fluticasone-Vilanterol	Fluticasone/Vilanterol	15	suppressed
Fosinopril Sodium	Fosinopril Sodium	15	suppressed
Humalog	Insulin Lispro	15	suppressed
Trifluoperazine Hcl	Trifluoperazine Hcl	15	suppressed
Valproic Acid	Valproic Acid (As Sodium Salt)	15	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	15	suppressed
Febuxostat	Febuxostat	14	suppressed
Labetalol Hcl	Labetalol Hcl	14	suppressed
Lithium Carbonate Er	Lithium Carbonate	14	suppressed
Semglee (Yfgn) Pen	Insulin Glargine-Yfgn	14	suppressed
Sildenafil Citrate	Sildenafil Citrate	14	suppressed
Ultra-Fine Nano Pen Needle	Pen Needle, Diabetic	14	suppressed
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	13	12
Alfuzosin Hcl Er	Alfuzosin Hcl	13	suppressed
Auryxia	Ferric Citrate	13	suppressed
Benazepril Hcl	Benazepril Hcl	13	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	13	suppressed
Entacapone	Entacapone	13	suppressed
Invokana	Canagliflozin	13	suppressed
Potassium Citrate Er	Potassium Citrate	13	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	13	suppressed
Sotalol	Sotalol Hcl	13	suppressed
Trihexyphenidyl Hcl	Trihexyphenidyl Hcl	13	suppressed
Trinatal Rx 1	Prenatal Vit27,calcium/Iron/Fa	13	suppressed
Caplyta	Lumateperone Tosylate	12	suppressed
Diltiazem Hcl	Diltiazem Hcl	12	suppressed
Fluconazole	Fluconazole	12	suppressed
Glycopyrrolate	Glycopyrrolate	12	suppressed
Leflunomide	Leflunomide	12	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	11	suppressed
Carbidopa-Levodopa-Entacapone	Carbidopa/Levodopa/Entacapone	11	suppressed
Enoxaparin Sodium	Enoxaparin Sodium	11	suppressed
Estradiol	Estradiol	11	suppressed
Fetzima	Levomilnacipran Hcl	11	suppressed
Liothyronine Sodium	Liothyronine Sodium	11	suppressed
Lurasidone Hcl	Lurasidone Hcl	11	suppressed
Nadolol	Nadolol	11	suppressed
Phenobarbital	Phenobarbital	11	suppressed
Scopolamine	Scopolamine	11	suppressed
Ziprasidone Hcl	Ziprasidone Hcl	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