Healthcare provider profile · identity verified

Mark Wesley Turpen, M.D.

Family Practice · DURANGO, CO · NPI 1043380413

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	871	102
Gabapentin	Gabapentin	818	105
Atorvastatin Calcium	Atorvastatin Calcium	726	109
Pantoprazole Sodium	Pantoprazole Sodium	709	101
Furosemide	Furosemide	702	92
Lisinopril	Lisinopril	615	75
Eliquis	Apixaban	610	55
Losartan Potassium	Losartan Potassium	561	73
Duloxetine Hcl	Duloxetine Hcl	545	56
Potassium Chloride	Potassium Chloride	514	65
Metoprolol Succinate	Metoprolol Succinate	488	69
Quetiapine Fumarate	Quetiapine Fumarate	444	52
Trazodone Hcl	Trazodone Hcl	440	67
Tamsulosin Hcl	Tamsulosin Hcl	424	60
Amlodipine Besylate	Amlodipine Besylate	351	51
Citalopram Hbr	Citalopram Hydrobromide	351	35
Mirtazapine	Mirtazapine	343	49
Metformin Hcl	Metformin Hcl	303	33
Escitalopram Oxalate	Escitalopram Oxalate	293	48
Sertraline Hcl	Sertraline Hcl	265	28
Oxycodone Hcl	Oxycodone Hcl	264	67
Clopidogrel	Clopidogrel Bisulfate	226	31
Ondansetron Hcl	Ondansetron Hcl	220	94
Xarelto	Rivaroxaban	218	21
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	213	66
Finasteride	Finasteride	207	29
Metoprolol Tartrate	Metoprolol Tartrate	198	35
Buspirone Hcl	Buspirone Hcl	197	19
Torsemide	Torsemide	194	22
Prednisone	Prednisone	184	47
Simvastatin	Simvastatin	184	18
Lorazepam	Lorazepam	183	47
Spironolactone	Spironolactone	181	29
Carvedilol	Carvedilol	174	24
Allopurinol	Allopurinol	169	20
Donepezil Hcl	Donepezil Hcl	165	20
Ropinirole Hcl	Ropinirole Hcl	163	16
Warfarin Sodium	Warfarin Sodium	161	12
Montelukast Sodium	Montelukast Sodium	160	19
Tramadol Hcl	Tramadol Hcl	146	41
Risperidone	Risperidone	145	20
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	140	40
Ciprofloxacin Hcl	Ciprofloxacin Hcl	134	58
Fentanyl	Fentanyl	122	14
Baclofen	Baclofen	120	14
Levetiracetam	Levetiracetam	120	17
Albuterol Sulfate Hfa	Albuterol Sulfate	118	34
Nystatin	Nystatin	117	44
Latanoprost	Latanoprost	110	17
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	106	15
Meloxicam	Meloxicam	106	17
Fluconazole	Fluconazole	101	30
Myrbetriq	Mirabegron	98	suppressed
Memantine Hcl	Memantine Hcl	97	14
Arexvy	Rsvpref3 Antigen/As01e/Pf	95	94
Insulin Lispro Kwikpen U-100	Insulin Lispro	95	20
Celecoxib	Celecoxib	85	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	85	22
Cephalexin	Cephalexin	84	37
Azithromycin	Azithromycin	83	44
Triamcinolone Acetonide	Triamcinolone Acetonide	83	21
Hydrochlorothiazide	Hydrochlorothiazide	82	13
Aripiprazole	Aripiprazole	81	11
Temazepam	Temazepam	79	13
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	78	23
Doxycycline Hyclate	Doxycycline Hyclate	78	46
Amiodarone Hcl	Amiodarone Hcl	76	15
Fluticasone Propionate	Fluticasone Propionate	72	19
Carbamazepine	Carbamazepine	70	suppressed
Pregabalin	Pregabalin	68	11
Rosuvastatin Calcium	Rosuvastatin Calcium	67	15
Nystop	Nystatin	66	25
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	65	28
Lamotrigine	Lamotrigine	63	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	60	11
Movantik	Naloxegol Oxalate	60	suppressed
Famotidine	Famotidine	58	suppressed
Olanzapine	Olanzapine	58	suppressed
Glipizide	Glipizide	57	suppressed
Morphine Sulfate Er	Morphine Sulfate	57	11
Acetic Acid	Acetic Acid	56	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	53	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	53	suppressed
Pravastatin Sodium	Pravastatin Sodium	52	suppressed
Dalfampridine Er	Dalfampridine	49	suppressed
Ezetimibe	Ezetimibe	49	suppressed
Alendronate Sodium	Alendronate Sodium	48	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	48	13
Methimazole	Methimazole	48	suppressed
Oseltamivir Phosphate	Oseltamivir Phosphate	48	38
Clonidine Hcl	Clonidine Hcl	47	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	47	43
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	47	21
Hydroxyzine Hcl	Hydroxyzine Hcl	46	suppressed
Bupropion Xl	Bupropion Hcl	45	suppressed
Diazepam	Diazepam	45	suppressed
Januvia	Sitagliptin Phosphate	44	suppressed
Hydrocortisone	Hydrocortisone	43	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	42	suppressed
Prednisolone Acetate	Prednisolone Acetate	42	12
Venlafaxine Hcl Er	Venlafaxine Hcl	42	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	40	14
Oxybutynin Chloride	Oxybutynin Chloride	40	suppressed
Primidone	Primidone	39	suppressed
Tizanidine Hcl	Tizanidine Hcl	39	suppressed
Breo Ellipta	Fluticasone/Vilanterol	38	suppressed
Divalproex Sodium	Divalproex Sodium	38	suppressed
Colchicine	Colchicine	35	suppressed
Fiasp Flextouch	Insulin Aspart (Niacinamide)	35	suppressed
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	35	13
Omeprazole	Omeprazole	35	suppressed
Timolol Maleate	Timolol Maleate	35	suppressed
Insulin Aspart Flexpen	Insulin Aspart	34	11
Liothyronine Sodium	Liothyronine Sodium	34	suppressed
Nifedipine Er	Nifedipine	34	suppressed
Zolpidem Tartrate	Zolpidem Tartrate	34	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	33	suppressed
Semglee (Yfgn) Pen	Insulin Glargine-Yfgn	33	suppressed
Alprazolam	Alprazolam	32	suppressed
Bumetanide	Bumetanide	32	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	32	suppressed
Jardiance	Empagliflozin	32	suppressed
Midodrine Hcl	Midodrine Hcl	32	suppressed
Morphine Sulfate	Morphine Sulfate	32	32
Sotalol	Sotalol Hcl	32	suppressed
Anastrozole	Anastrozole	30	suppressed
Atenolol	Atenolol	30	suppressed
Erythromycin	Erythromycin Base	30	suppressed
Incruse Ellipta	Umeclidinium Bromide	30	suppressed
Verapamil Er	Verapamil Hcl	30	suppressed
Cinacalcet Hcl	Cinacalcet Hcl	29	suppressed
Clonazepam	Clonazepam	29	suppressed
Labetalol Hcl	Labetalol Hcl	29	suppressed
Propranolol Hcl	Propranolol Hcl	29	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	28	suppressed
Bupropion Hcl Sr	Bupropion Hcl	28	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	28	suppressed
Atropine Sulfate	Atropine Sulfate	27	24
Albuterol Sulfate	Albuterol Sulfate	26	18
Autoshield Duo Pen Needle	Pen Needle,dual Safety,diabetc	26	suppressed
Methotrexate	Methotrexate Sodium	26	suppressed
Paroxetine Hcl	Paroxetine Hcl	26	suppressed
Silver Sulfadiazine	Silver Sulfadiazine	26	suppressed
Diltiazem 12hr Er	Diltiazem Hcl	25	suppressed
Levofloxacin	Levofloxacin	25	14
Phenytoin Sodium Extended	Phenytoin Sodium Extended	25	suppressed
Sucralfate	Sucralfate	25	suppressed
Xifaxan	Rifaximin	25	suppressed
Abrysvo	Rsv Vacc, Pref A And Pref B/Pf	24	24
Amoxicillin	Amoxicillin	24	suppressed
Lactulose	Lactulose	24	suppressed
Metformin Hcl Er	Metformin Hcl	24	suppressed
Benztropine Mesylate	Benztropine Mesylate	23	suppressed
Chlorthalidone	Chlorthalidone	22	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	22	suppressed
Digoxin	Digoxin	22	suppressed
Pentoxifylline	Pentoxifylline	22	suppressed
Spiriva Respimat	Tiotropium Bromide	22	suppressed
Novolog Flexpen	Insulin Aspart	21	suppressed
Ziprasidone Hcl	Ziprasidone Hcl	21	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	20	suppressed
Enalapril Maleate	Enalapril Maleate	20	suppressed
Ipratropium Bromide	Ipratropium Bromide	20	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	20	suppressed
Valacyclovir	Valacyclovir Hcl	20	13
Acyclovir	Acyclovir	19	suppressed
Topiramate	Topiramate	19	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	19	suppressed
Ceftriaxone	Ceftriaxone Sodium	18	11
Clindamycin Hcl	Clindamycin Hcl	18	suppressed
Divalproex Sodium Er	Divalproex Sodium	18	suppressed
Fluticasone-Vilanterol	Fluticasone/Vilanterol	18	suppressed
Janumet	Sitagliptin Phos/Metformin Hcl	18	suppressed
Ozempic	Semaglutide	18	suppressed
Propafenone Hcl	Propafenone Hcl	18	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	18	suppressed
Trulicity	Dulaglutide	18	suppressed
Valsartan	Valsartan	18	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	17	suppressed
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	17	suppressed
Haloperidol Lactate	Haloperidol Lactate	17	11
Lumigan	Bimatoprost	17	suppressed
Mirabegron Er	Mirabegron	17	11
Nitroglycerin Patch	Nitroglycerin	17	suppressed
Doxepin Hcl	Doxepin Hcl	16	suppressed
Fenofibrate	Fenofibrate,micronized	16	suppressed
Fluorometholone	Fluorometholone	16	suppressed
Lorazepam Intensol	Lorazepam	16	16
Brilinta	Ticagrelor	15	suppressed
Lubiprostone	Lubiprostone	15	suppressed
Velphoro	Sucroferric Oxyhydroxide	15	suppressed
Anoro Ellipta	Umeclidinium Brm/Vilanterol Tr	14	suppressed
Glipizide Er	Glipizide	14	suppressed
Hydralazine Hcl	Hydralazine Hcl	14	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	14	suppressed
Terazosin Hcl	Terazosin Hcl	14	suppressed
Dofetilide	Dofetilide	13	suppressed
Flecainide Acetate	Flecainide Acetate	13	suppressed
Irbesartan	Irbesartan	13	suppressed
Rivastigmine	Rivastigmine Tartrate	13	suppressed
Sodium Chloride	0.9 % Sodium Chloride	13	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	13	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	12	suppressed
Breztri Aerosphere	Budesonide/Glycopyr/Formoterol	12	suppressed
Budesonide Dr	Budesonide	12	suppressed
Creon	Lipase/Protease/Amylase	12	suppressed
Desmopressin Acetate	Desmopressin Acetate	12	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	12	suppressed
Invega Sustenna	Paliperidone Palmitate	12	suppressed
Isosorbide Mononitrate	Isosorbide Mononitrate	12	suppressed
Mycophenolate Mofetil	Mycophenolate Mofetil	12	suppressed
Nitrofurantoin	Nitrofurantoin Macrocrystal	12	suppressed
Nitroglycerin	Nitroglycerin	12	11
Sulfasalazine	Sulfasalazine	12	suppressed
Symbicort	Budesonide/Formoterol Fumarate	12	suppressed
Trimethoprim	Trimethoprim	12	suppressed
Ursodiol	Ursodiol	12	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	11	suppressed
Bicalutamide	Bicalutamide	11	suppressed
Calcitonin-Salmon	Calcitonin,salmon,synthetic	11	suppressed
Dorzolamide Hcl	Dorzolamide Hcl	11	suppressed
Fenofibrate	Fenofibrate	11	suppressed
Lacosamide	Lacosamide	11	suppressed
Lidocaine Hcl	Lidocaine Hcl	11	suppressed
Naloxone Hcl	Naloxone Hcl	11	11
Nortriptyline Hcl	Nortriptyline Hcl	11	suppressed
Sevelamer Carbonate	Sevelamer Carbonate	11	suppressed
Zonisamide	Zonisamide	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