Healthcare provider profile · identity verified

Matthew L Lanternier, MD

Family Practice · IOWA CITY, IA · NPI 1437148285

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	922	192
Levothyroxine Sodium	Levothyroxine Sodium	573	98
Lisinopril	Lisinopril	529	117
Amlodipine Besylate	Amlodipine Besylate	390	85
Omeprazole	Omeprazole	318	52
Losartan Potassium	Losartan Potassium	311	73
Pantoprazole Sodium	Pantoprazole Sodium	304	61
Metoprolol Succinate	Metoprolol Succinate	302	61
Simvastatin	Simvastatin	209	46
Metformin Hcl Er	Metformin Hcl	201	47
Tamsulosin Hcl	Tamsulosin Hcl	179	42
Hydrochlorothiazide	Hydrochlorothiazide	168	42
Trazodone Hcl	Trazodone Hcl	165	33
Gabapentin	Gabapentin	161	43
Ozempic	Semaglutide	151	23
Potassium Chloride	Potassium Chloride	151	30
Fluticasone Propionate	Fluticasone Propionate	142	34
Allopurinol	Allopurinol	141	33
Metformin Hcl	Metformin Hcl	137	33
Sertraline Hcl	Sertraline Hcl	137	29
Furosemide	Furosemide	126	27
Metoprolol Tartrate	Metoprolol Tartrate	116	24
Albuterol Sulfate Hfa	Albuterol Sulfate	114	35
Atenolol	Atenolol	109	17
Rosuvastatin Calcium	Rosuvastatin Calcium	108	29
Tramadol Hcl	Tramadol Hcl	99	15
Alendronate Sodium	Alendronate Sodium	98	21
Bupropion Xl	Bupropion Hcl	94	22
Famotidine	Famotidine	93	21
Warfarin Sodium	Warfarin Sodium	93	16
Duloxetine Hcl	Duloxetine Hcl	92	22
Eliquis	Apixaban	91	15
Pregabalin	Pregabalin	91	16
Baclofen	Baclofen	86	suppressed
Citalopram Hbr	Citalopram Hydrobromide	86	12
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	83	13
Fenofibrate	Fenofibrate,micronized	80	suppressed
Topiramate	Topiramate	75	15
Meloxicam	Meloxicam	72	18
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	65	12
Prednisone	Prednisone	63	38
Mounjaro	Tirzepatide	58	12
Montelukast Sodium	Montelukast Sodium	54	suppressed
Trulicity	Dulaglutide	54	suppressed
Ibuprofen	Ibuprofen	53	17
Quetiapine Fumarate	Quetiapine Fumarate	52	suppressed
Pravastatin Sodium	Pravastatin Sodium	50	suppressed
Benazepril Hcl	Benazepril Hcl	49	17
Clonazepam	Clonazepam	48	suppressed
Finasteride	Finasteride	47	14
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	47	12
Mirtazapine	Mirtazapine	46	12
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	45	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	44	suppressed
Donepezil Hcl	Donepezil Hcl	43	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	43	11
Propranolol Hcl	Propranolol Hcl	42	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	42	suppressed
Lorazepam	Lorazepam	41	13
Naproxen	Naproxen	41	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	39	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	38	suppressed
Spironolactone	Spironolactone	36	12
Celecoxib	Celecoxib	34	suppressed
Ropinirole Hcl	Ropinirole Hcl	34	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	33	suppressed
Carvedilol	Carvedilol	33	suppressed
Levetiracetam	Levetiracetam	33	suppressed
Ketoconazole	Ketoconazole	31	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	31	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	30	11
Myrbetriq	Mirabegron	30	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	29	suppressed
Mupirocin	Mupirocin	28	suppressed
Glipizide Er	Glipizide	27	suppressed
Glycopyrrolate	Glycopyrrolate	27	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	27	suppressed
Diclofenac Sodium	Diclofenac Sodium	26	suppressed
Ezetimibe	Ezetimibe	26	suppressed
Hydralazine Hcl	Hydralazine Hcl	25	suppressed
Lidocaine	Lidocaine	25	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	25	suppressed
Cefdinir	Cefdinir	24	15
Clopidogrel	Clopidogrel Bisulfate	24	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	24	suppressed
Alprazolam	Alprazolam	23	suppressed
Azelastine Hcl	Azelastine Hcl	23	suppressed
Jardiance	Empagliflozin	23	suppressed
Latanoprost	Latanoprost	23	suppressed
Solifenacin Succinate	Solifenacin Succinate	23	suppressed
Tizanidine Hcl	Tizanidine Hcl	23	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	23	17
Desmopressin Acetate	Desmopressin Acetate	22	suppressed
Morphine Sulfate Er	Morphine Sulfate	22	suppressed
Chlorthalidone	Chlorthalidone	21	suppressed
Farxiga	Dapagliflozin Propanediol	21	suppressed
Linzess	Linaclotide	21	suppressed
Synthroid	Levothyroxine Sodium	21	suppressed
Sucralfate	Sucralfate	20	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	20	suppressed
Fluconazole	Fluconazole	19	suppressed
Amoxicillin	Amoxicillin	18	13
Aripiprazole	Aripiprazole	18	suppressed
Estradiol	Estradiol	18	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	18	suppressed
Incruse Ellipta	Umeclidinium Bromide	18	suppressed
Valacyclovir	Valacyclovir Hcl	18	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	17	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	17	suppressed
Lansoprazole	Lansoprazole	17	suppressed
Potassium Citrate Er	Potassium Citrate	17	suppressed
Valsartan	Valsartan	17	suppressed
Divalproex Sodium Er	Divalproex Sodium	16	suppressed
Lamotrigine	Lamotrigine	16	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	16	suppressed
Xarelto	Rivaroxaban	16	suppressed
Buspirone Hcl	Buspirone Hcl	15	suppressed
Humalog Kwikpen U-100	Insulin Lispro	15	suppressed
Paroxetine Hcl	Paroxetine Hcl	15	suppressed
Risperidone	Risperidone	15	suppressed
Acyclovir	Acyclovir	14	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	14	suppressed
Terazosin Hcl	Terazosin Hcl	14	suppressed
Verapamil Er	Verapamil Hcl	14	suppressed
Cephalexin	Cephalexin	13	suppressed
Constulose	Lactulose	13	suppressed
Digoxin	Digoxin	13	suppressed
Fluticasone Propionate Hfa	Fluticasone Propionate	13	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	13	suppressed
Hydroxyzine Pamoate	Hydroxyzine Pamoate	13	suppressed
Januvia	Sitagliptin Phosphate	13	suppressed
Perphenazine	Perphenazine	13	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	13	suppressed
Zaleplon	Zaleplon	13	suppressed
Zonisamide	Zonisamide	13	suppressed
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	12	suppressed
Azithromycin	Azithromycin	12	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	12	suppressed
Loperamide	Loperamide Hcl	12	suppressed
Lovastatin	Lovastatin	12	suppressed
Ondansetron Hcl	Ondansetron Hcl	12	suppressed
Spiriva Handihaler	Tiotropium Bromide	12	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	11	suppressed
Primidone	Primidone	11	suppressed
Zolpidem Tartrate Er	Zolpidem Tartrate	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