Healthcare provider profile · identity verified

Dalton Mark Allen

Family Practice · WEATHERFORD, TX · NPI 1154818821

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	589	280
Levothyroxine Sodium	Levothyroxine Sodium	388	181
Amlodipine Besylate	Amlodipine Besylate	384	182
Rosuvastatin Calcium	Rosuvastatin Calcium	317	139
Lisinopril	Lisinopril	283	136
Montelukast Sodium	Montelukast Sodium	228	99
Losartan Potassium	Losartan Potassium	223	102
Pantoprazole Sodium	Pantoprazole Sodium	216	93
Gabapentin	Gabapentin	187	88
Pravastatin Sodium	Pravastatin Sodium	182	83
Metoprolol Succinate	Metoprolol Succinate	174	84
Metformin Hcl Er	Metformin Hcl	168	81
Metoprolol Tartrate	Metoprolol Tartrate	151	68
Tamsulosin Hcl	Tamsulosin Hcl	151	72
Omeprazole	Omeprazole	146	65
Trazodone Hcl	Trazodone Hcl	143	60
Hydrochlorothiazide	Hydrochlorothiazide	130	58
Metformin Hcl	Metformin Hcl	128	62
Prednisone	Prednisone	124	101
Carvedilol	Carvedilol	112	51
Albuterol Sulfate Hfa	Albuterol Sulfate	109	52
Furosemide	Furosemide	109	57
Clopidogrel	Clopidogrel Bisulfate	99	46
Azithromycin	Azithromycin	96	86
Benazepril Hcl	Benazepril Hcl	96	39
Alendronate Sodium	Alendronate Sodium	92	35
Potassium Chloride	Potassium Chloride	92	42
Sertraline Hcl	Sertraline Hcl	92	40
Escitalopram Oxalate	Escitalopram Oxalate	91	48
Allopurinol	Allopurinol	88	42
Simvastatin	Simvastatin	87	40
Ezetimibe	Ezetimibe	81	36
Olmesartan Medoxomil	Olmesartan Medoxomil	80	33
Fluticasone Propionate	Fluticasone Propionate	75	39
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	75	33
Zolpidem Tartrate	Zolpidem Tartrate	75	26
Alprazolam	Alprazolam	68	30
Famotidine	Famotidine	61	25
Eliquis	Apixaban	59	22
Meloxicam	Meloxicam	57	29
Duloxetine Hcl	Duloxetine Hcl	56	29
Finasteride	Finasteride	54	24
Trulicity	Dulaglutide	50	15
Tizanidine Hcl	Tizanidine Hcl	48	25
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	46	20
Ozempic	Semaglutide	41	17
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	40	14
Bupropion Xl	Bupropion Hcl	38	13
Celecoxib	Celecoxib	38	16
Buspirone Hcl	Buspirone Hcl	37	18
Cefdinir	Cefdinir	35	30
Jardiance	Empagliflozin	34	11
Lovastatin	Lovastatin	34	15
Mounjaro	Tirzepatide	32	12
Spironolactone	Spironolactone	32	17
Pioglitazone Hcl	Pioglitazone Hcl	30	18
Atenolol	Atenolol	29	16
Donepezil Hcl	Donepezil Hcl	29	14
Glipizide Er	Glipizide	29	15
Hydroxyzine Hcl	Hydroxyzine Hcl	28	14
Azelastine Hcl	Azelastine Hcl	26	13
Glimepiride	Glimepiride	26	12
Glipizide	Glipizide	26	14
Ropinirole Hcl	Ropinirole Hcl	26	13
Fenofibrate	Fenofibrate	24	11
Ondansetron Odt	Ondansetron	24	20
Pregabalin	Pregabalin	24	16
Synthroid	Levothyroxine Sodium	24	12
Ciprofloxacin Hcl	Ciprofloxacin Hcl	23	21
Citalopram Hbr	Citalopram Hydrobromide	22	12
Januvia	Sitagliptin Phosphate	22	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	22	13
Meclizine Hcl	Meclizine Hcl	21	11
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	21	suppressed
Valacyclovir	Valacyclovir Hcl	21	11
Fluconazole	Fluconazole	20	18
Paroxetine Hcl	Paroxetine Hcl	20	suppressed
Diclofenac Sodium	Diclofenac Sodium	19	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	19	suppressed
Warfarin Sodium	Warfarin Sodium	19	suppressed
Benazepril-Hydrochlorothiazide	Benazepril/Hydrochlorothiazide	18	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	18	suppressed
Mirtazapine	Mirtazapine	18	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	18	suppressed
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	17	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	17	14
Clonidine Hcl	Clonidine Hcl	17	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	17	suppressed
Hydralazine Hcl	Hydralazine Hcl	17	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	17	suppressed
Topiramate	Topiramate	17	suppressed
Xarelto	Rivaroxaban	17	suppressed
Calcitriol	Calcitriol	16	suppressed
Chlorthalidone	Chlorthalidone	16	suppressed
Memantine Hcl	Memantine Hcl	16	suppressed
Rybelsus	Semaglutide	16	suppressed
Tramadol Hcl	Tramadol Hcl	16	12
Esomeprazole Magnesium	Esomeprazole Magnesium	15	suppressed
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	15	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	15	11
Primidone	Primidone	15	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	15	15
Doxycycline Hyclate	Doxycycline Hyclate	14	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	14	11
Myrbetriq	Mirabegron	14	suppressed
Symbicort	Budesonide/Formoterol Fumarate	14	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	14	suppressed
Tresiba Flextouch U-100	Insulin Degludec	14	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	13	11
Estradiol	Estradiol	13	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	13	suppressed
Lorazepam	Lorazepam	13	suppressed
Metronidazole	Metronidazole	13	13
Prolia	Denosumab	13	suppressed
Ramipril	Ramipril	13	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	13	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	13	13
Ulticare Pen Needle	Pen Needle, Diabetic	13	suppressed
Eszopiclone	Eszopiclone	12	suppressed
Irbesartan	Irbesartan	12	suppressed
Testosterone Cypionate	Testosterone Cypionate	12	suppressed
Tradjenta	Linagliptin	12	suppressed
Clotrimazole	Clotrimazole	11	suppressed
Ondansetron Hcl	Ondansetron Hcl	11	suppressed
Propranolol Hcl	Propranolol Hcl	11	suppressed
Valsartan	Valsartan	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