Healthcare provider profile · identity verified

Benjamin Dashiell Lambertson, D.O.

Hospitalist · INDEPENDENCE, MO · NPI 1619266608

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	700	258
Amlodipine Besylate	Amlodipine Besylate	425	179
Levothyroxine Sodium	Levothyroxine Sodium	337	112
Lisinopril	Lisinopril	328	121
Rosuvastatin Calcium	Rosuvastatin Calcium	292	110
Omeprazole	Omeprazole	283	108
Losartan Potassium	Losartan Potassium	279	118
Metformin Hcl	Metformin Hcl	252	84
Metoprolol Succinate	Metoprolol Succinate	236	89
Gabapentin	Gabapentin	223	84
Pantoprazole Sodium	Pantoprazole Sodium	190	77
Trazodone Hcl	Trazodone Hcl	157	59
Tamsulosin Hcl	Tamsulosin Hcl	146	56
Simvastatin	Simvastatin	143	48
Hydrochlorothiazide	Hydrochlorothiazide	137	59
Meloxicam	Meloxicam	137	45
Metformin Hcl Er	Metformin Hcl	136	56
Albuterol Sulfate Hfa	Albuterol Sulfate	135	53
Ipratropium Bromide	Ipratropium Bromide	133	76
Carvedilol	Carvedilol	129	51
Jardiance	Empagliflozin	118	37
Sertraline Hcl	Sertraline Hcl	117	45
Furosemide	Furosemide	114	45
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	108	37
Allopurinol	Allopurinol	97	40
Montelukast Sodium	Montelukast Sodium	95	36
Baclofen	Baclofen	94	22
Tizanidine Hcl	Tizanidine Hcl	89	38
Eliquis	Apixaban	88	29
Alendronate Sodium	Alendronate Sodium	84	34
Metoprolol Tartrate	Metoprolol Tartrate	83	27
Pravastatin Sodium	Pravastatin Sodium	79	26
Spironolactone	Spironolactone	77	30
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	75	24
Finasteride	Finasteride	74	29
Clopidogrel	Clopidogrel Bisulfate	71	27
Duloxetine Hcl	Duloxetine Hcl	71	26
Potassium Chloride	Potassium Chloride	68	23
Citalopram Hbr	Citalopram Hydrobromide	65	25
Famotidine	Famotidine	64	23
Pioglitazone Hcl	Pioglitazone Hcl	64	17
Celecoxib	Celecoxib	63	29
Ezetimibe	Ezetimibe	61	23
Glimepiride	Glimepiride	59	23
Escitalopram Oxalate	Escitalopram Oxalate	58	27
Zolpidem Tartrate	Zolpidem Tartrate	58	17
Ozempic	Semaglutide	56	22
Tramadol Hcl	Tramadol Hcl	55	19
Chlorthalidone	Chlorthalidone	53	19
Trulicity	Dulaglutide	52	15
Amitriptyline Hcl	Amitriptyline Hcl	50	16
Glipizide Er	Glipizide	49	15
Propranolol Hcl	Propranolol Hcl	49	suppressed
Xarelto	Rivaroxaban	48	19
Fluticasone Propionate	Fluticasone Propionate	46	19
Pregabalin	Pregabalin	46	suppressed
Synthroid	Levothyroxine Sodium	44	16
Buspirone Hcl	Buspirone Hcl	43	14
Fluoxetine Hcl	Fluoxetine Hcl	38	12
Methocarbamol	Methocarbamol	37	15
Esomeprazole Magnesium	Esomeprazole Magnesium	36	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	36	16
Atenolol	Atenolol	34	13
Venlafaxine Hcl Er	Venlafaxine Hcl	34	suppressed
Clonazepam	Clonazepam	31	suppressed
Hydralazine Hcl	Hydralazine Hcl	31	11
Levetiracetam	Levetiracetam	31	suppressed
Nystatin	Nystatin	31	12
Warfarin Sodium	Warfarin Sodium	31	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	30	12
Olmesartan Medoxomil	Olmesartan Medoxomil	30	14
Glipizide	Glipizide	29	suppressed
Benazepril Hcl	Benazepril Hcl	27	12
Bupropion Xl	Bupropion Hcl	27	14
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	27	12
Mirtazapine	Mirtazapine	27	11
Solifenacin Succinate	Solifenacin Succinate	27	12
Sumatriptan Succinate	Sumatriptan Succinate	27	suppressed
Januvia	Sitagliptin Phosphate	26	12
Alprazolam	Alprazolam	25	suppressed
Aripiprazole	Aripiprazole	25	suppressed
Breo Ellipta	Fluticasone/Vilanterol	25	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	25	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	25	12
Humalog Kwikpen U-100	Insulin Lispro	24	suppressed
Lidocaine	Lidocaine	24	suppressed
Valsartan	Valsartan	23	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	22	suppressed
Azithromycin	Azithromycin	21	21
Dicyclomine Hcl	Dicyclomine Hcl	21	suppressed
Ondansetron Odt	Ondansetron	21	12
Sucralfate	Sucralfate	21	11
Isosorbide Mononitrate Er	Isosorbide Mononitrate	20	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	19	suppressed
Cephalexin	Cephalexin	19	11
Dexmethylphenidate Hcl Er	Dexmethylphenidate Hcl	19	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	19	11
Levemir Flexpen	Insulin Detemir	19	suppressed
Lovastatin	Lovastatin	19	suppressed
Paroxetine Hcl	Paroxetine Hcl	19	suppressed
Prednisone	Prednisone	19	19
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	18	suppressed
Donepezil Hcl	Donepezil Hcl	18	suppressed
Irbesartan	Irbesartan	18	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	18	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	18	suppressed
Clonidine Hcl	Clonidine Hcl	17	suppressed
Estradiol	Estradiol	17	suppressed
Methenamine Hippurate	Methenamine Hippurate	17	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	17	suppressed
Tresiba Flextouch U-100	Insulin Degludec	17	suppressed
Ketoconazole	Ketoconazole	16	11
Torsemide	Torsemide	16	suppressed
Incruse Ellipta	Umeclidinium Bromide	15	suppressed
Nifedipine Er	Nifedipine	15	suppressed
Symbicort	Budesonide/Formoterol Fumarate	15	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	15	suppressed
Valacyclovir	Valacyclovir Hcl	15	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Diazepam	Diazepam	14	suppressed
Lansoprazole	Lansoprazole	14	suppressed
Meclizine Hcl	Meclizine Hcl	14	suppressed
Sildenafil Citrate	Sildenafil Citrate	14	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	13	11
Mounjaro	Tirzepatide	13	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	13	suppressed
Naproxen	Naproxen	13	suppressed
Ramipril	Ramipril	13	suppressed
Ropinirole Hcl	Ropinirole Hcl	13	suppressed
Spiriva Handihaler	Tiotropium Bromide	13	suppressed
Ventolin Hfa	Albuterol Sulfate	13	suppressed
Divalproex Sodium	Divalproex Sodium	12	suppressed
Fenofibrate	Fenofibrate	12	suppressed
Fluconazole	Fluconazole	12	suppressed
Ibandronate Sodium	Ibandronate Sodium	12	suppressed
Ibuprofen	Ibuprofen	12	suppressed
Risperidone	Risperidone	12	suppressed
Terazosin Hcl	Terazosin Hcl	12	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	12	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	11	suppressed
Eszopiclone	Eszopiclone	11	suppressed
Humulin R U-500 Kwikpen	Insulin Regular, Human	11	suppressed
Lorazepam	Lorazepam	11	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	11	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	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