Healthcare provider profile · identity verified

Lucas Brinkman, DO

Family Practice · FREDERICKSBURG, IA · NPI 1811003031

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	484	105
Omeprazole	Omeprazole	416	87
Levothyroxine Sodium	Levothyroxine Sodium	378	73
Lisinopril	Lisinopril	371	84
Simvastatin	Simvastatin	319	71
Metoprolol Succinate	Metoprolol Succinate	292	63
Metformin Hcl	Metformin Hcl	291	65
Hydrochlorothiazide	Hydrochlorothiazide	261	62
Amlodipine Besylate	Amlodipine Besylate	257	62
Furosemide	Furosemide	224	51
Rosuvastatin Calcium	Rosuvastatin Calcium	224	71
Glipizide Er	Glipizide	217	50
Gabapentin	Gabapentin	215	35
Lorazepam	Lorazepam	203	30
Warfarin Sodium	Warfarin Sodium	195	31
Eliquis	Apixaban	179	26
Metoprolol Tartrate	Metoprolol Tartrate	176	40
Potassium Chloride	Potassium Chloride	165	37
Pantoprazole Sodium	Pantoprazole Sodium	162	37
Losartan Potassium	Losartan Potassium	157	39
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	151	43
Allopurinol	Allopurinol	146	39
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	146	19
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	139	17
Sertraline Hcl	Sertraline Hcl	123	29
Tamsulosin Hcl	Tamsulosin Hcl	121	24
Trazodone Hcl	Trazodone Hcl	121	19
Duloxetine Hcl	Duloxetine Hcl	117	25
Prednisone	Prednisone	111	70
Clopidogrel	Clopidogrel Bisulfate	108	25
Baclofen	Baclofen	92	24
Cephalexin	Cephalexin	92	57
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	92	suppressed
Januvia	Sitagliptin Phosphate	83	12
Tramadol Hcl	Tramadol Hcl	82	21
Meloxicam	Meloxicam	81	21
Albuterol Sulfate Hfa	Albuterol Sulfate	80	28
Quetiapine Fumarate	Quetiapine Fumarate	80	13
Famotidine	Famotidine	79	12
Ezetimibe	Ezetimibe	71	11
Venlafaxine Hcl Er	Venlafaxine Hcl	71	13
Alendronate Sodium	Alendronate Sodium	70	17
Citalopram Hbr	Citalopram Hydrobromide	70	15
Methylprednisolone	Methylprednisolone	69	57
Atenolol	Atenolol	64	17
Doxycycline Monohydrate	Doxycycline Monohydrate	63	49
Montelukast Sodium	Montelukast Sodium	63	16
Amitriptyline Hcl	Amitriptyline Hcl	61	12
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	61	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	56	41
Donepezil Hcl	Donepezil Hcl	54	suppressed
Sulindac	Sulindac	53	16
Zolpidem Tartrate	Zolpidem Tartrate	53	13
Buspirone Hcl	Buspirone Hcl	51	suppressed
Cefdinir	Cefdinir	51	38
Carvedilol	Carvedilol	50	16
Ozempic	Semaglutide	50	suppressed
Bupropion Xl	Bupropion Hcl	49	suppressed
Lovastatin	Lovastatin	49	12
Paroxetine Hcl	Paroxetine Hcl	49	suppressed
Xarelto	Rivaroxaban	49	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	47	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	46	12
Latanoprost	Latanoprost	45	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	45	12
Novolog Flexpen	Insulin Aspart	45	suppressed
Fluticasone Propionate	Fluticasone Propionate	44	11
Spironolactone	Spironolactone	44	suppressed
Memantine Hcl	Memantine Hcl	43	suppressed
Clonidine Hcl	Clonidine Hcl	42	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	41	suppressed
Pregabalin	Pregabalin	41	suppressed
Metformin Hcl Er	Metformin Hcl	40	suppressed
Azithromycin	Azithromycin	38	21
Budesonide	Budesonide	38	suppressed
Clonazepam	Clonazepam	38	suppressed
Oxycodone Hcl	Oxycodone Hcl	38	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	38	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	38	suppressed
Bumetanide	Bumetanide	36	suppressed
Chlorthalidone	Chlorthalidone	36	suppressed
Loperamide	Loperamide Hcl	36	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	35	11
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	34	18
Torsemide	Torsemide	34	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	33	suppressed
Finasteride	Finasteride	33	suppressed
Ventolin Hfa	Albuterol Sulfate	31	11
Glipizide	Glipizide	30	suppressed
Amiodarone Hcl	Amiodarone Hcl	29	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	29	suppressed
Levetiracetam	Levetiracetam	29	suppressed
Myrbetriq	Mirabegron	29	suppressed
Nystatin	Nystatin	29	17
Doxycycline Hyclate	Doxycycline Hyclate	28	14
Triamcinolone Acetonide	Triamcinolone Acetonide	28	22
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	26	suppressed
Humalog Kwikpen U-100	Insulin Lispro	25	suppressed
Hydralazine Hcl	Hydralazine Hcl	25	suppressed
Zonisamide	Zonisamide	25	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	24	suppressed
Enalapril Maleate	Enalapril Maleate	24	suppressed
Ropinirole Hcl	Ropinirole Hcl	24	suppressed
Amoxicillin	Amoxicillin	23	suppressed
Dulera	Mometasone/Formoterol	23	suppressed
Benazepril Hcl	Benazepril Hcl	22	suppressed
Enbrel Sureclick	Etanercept	22	suppressed
Fenofibrate	Fenofibrate Nanocrystallized	22	suppressed
Pravastatin Sodium	Pravastatin Sodium	22	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	21	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	21	suppressed
Valacyclovir	Valacyclovir Hcl	21	suppressed
Verapamil Er	Verapamil Hcl	21	suppressed
Naproxen	Naproxen	20	suppressed
Diazepam	Diazepam	19	suppressed
Fluticasone Propionate Hfa	Fluticasone Propionate	19	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	19	suppressed
Methotrexate	Methotrexate Sodium	19	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	19	suppressed
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	19	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	19	suppressed
Divalproex Sodium Er	Divalproex Sodium	18	suppressed
Fluconazole	Fluconazole	18	suppressed
Lacosamide	Lacosamide	18	suppressed
Tizanidine Hcl	Tizanidine Hcl	18	suppressed
Alprazolam	Alprazolam	17	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	17	suppressed
Fentanyl	Fentanyl	17	suppressed
Nebivolol Hcl	Nebivolol Hcl	17	suppressed
Premarin	Estrogens, Conjugated	17	suppressed
Primidone	Primidone	17	suppressed
Propranolol Hcl	Propranolol Hcl	17	suppressed
Combigan	Brimonidine Tartrate/Timolol	16	suppressed
Diclofenac Sodium	Diclofenac Sodium	16	suppressed
Olanzapine	Olanzapine	16	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	15	suppressed
Fenofibrate	Fenofibrate	15	suppressed
Ingrezza	Valbenazine Tosylate	15	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	15	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	15	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	15	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	14	suppressed
Clorazepate Dipotassium	Clorazepate Dipotassium	14	suppressed
Gemfibrozil	Gemfibrozil	14	suppressed
Lactulose	Lactulose	14	suppressed
Mirtazapine	Mirtazapine	14	suppressed
Ondansetron Odt	Ondansetron	14	suppressed
Phenytoin	Phenytoin	14	suppressed
Scopolamine	Scopolamine	14	suppressed
Sucralfate	Sucralfate	14	suppressed
Valproic Acid	Valproic Acid (As Sodium Salt)	14	suppressed
Zoloft	Sertraline Hcl	14	suppressed
Benztropine Mesylate	Benztropine Mesylate	13	suppressed
Bevespi Aerosphere	Glycopyrrolate/Formoterol Fum	13	suppressed
Ibuprofen	Ibuprofen	13	suppressed
Oxycontin	Oxycodone Hcl	13	suppressed
Quetiapine Fumarate Er	Quetiapine Fumarate	13	suppressed
Risperidone	Risperidone	13	suppressed
Timolol Maleate	Timolol Maleate	13	suppressed
Diltiazem Hcl	Diltiazem Hcl	12	suppressed
Easy Touch Pen Needle	Pen Needle, Diabetic	12	suppressed
Entresto	Sacubitril/Valsartan	12	suppressed
Terazosin Hcl	Terazosin Hcl	12	suppressed
Travoprost	Travoprost	12	suppressed
Tresiba Flextouch U-100	Insulin Degludec	12	suppressed
Arnuity Ellipta	Fluticasone Furoate	11	suppressed
Azelastine Hcl	Azelastine Hcl	11	suppressed
Famciclovir	Famciclovir	11	suppressed
Lamotrigine	Lamotrigine	11	suppressed
Levofloxacin	Levofloxacin	11	suppressed
Lithium Carbonate	Lithium Carbonate	11	suppressed
Metolazone	Metolazone	11	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	11	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	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