Healthcare provider profile · identity verified

Douglas J Marlow, MD

Internal Medicine · KNOXVILLE, TN · NPI 1659360295

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	548	142
Amlodipine Besylate	Amlodipine Besylate	389	109
Losartan Potassium	Losartan Potassium	276	74
Levothyroxine Sodium	Levothyroxine Sodium	268	67
Hydrochlorothiazide	Hydrochlorothiazide	267	65
Meloxicam	Meloxicam	184	52
Pantoprazole Sodium	Pantoprazole Sodium	180	48
Ezetimibe	Ezetimibe	167	44
Omeprazole	Omeprazole	165	50
Escitalopram Oxalate	Escitalopram Oxalate	161	41
Benazepril Hcl	Benazepril Hcl	151	43
Lisinopril	Lisinopril	130	37
Metoprolol Tartrate	Metoprolol Tartrate	121	31
Rosuvastatin Calcium	Rosuvastatin Calcium	118	31
Metoprolol Succinate	Metoprolol Succinate	116	31
Gabapentin	Gabapentin	115	36
Simvastatin	Simvastatin	111	32
Eliquis	Apixaban	104	17
Ozempic	Semaglutide	104	19
Zolpidem Tartrate	Zolpidem Tartrate	104	22
Furosemide	Furosemide	101	25
Trazodone Hcl	Trazodone Hcl	100	25
Metformin Hcl Er	Metformin Hcl	97	27
Tramadol Hcl	Tramadol Hcl	94	26
Metformin Hcl	Metformin Hcl	89	25
Albuterol Sulfate Hfa	Albuterol Sulfate	88	28
Montelukast Sodium	Montelukast Sodium	81	25
Tamsulosin Hcl	Tamsulosin Hcl	78	25
Sertraline Hcl	Sertraline Hcl	77	18
Jardiance	Empagliflozin	75	16
Glimepiride	Glimepiride	73	17
Duloxetine Hcl	Duloxetine Hcl	70	17
Atenolol	Atenolol	66	21
Pravastatin Sodium	Pravastatin Sodium	66	19
Hydralazine Hcl	Hydralazine Hcl	65	15
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	63	15
Spironolactone	Spironolactone	57	14
Clopidogrel	Clopidogrel Bisulfate	56	17
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	55	24
Carvedilol	Carvedilol	53	14
Oxybutynin Chloride Er	Oxybutynin Chloride	53	15
Famotidine	Famotidine	50	16
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	49	16
Olmesartan Medoxomil	Olmesartan Medoxomil	48	suppressed
Potassium Chloride	Potassium Chloride	48	13
Allopurinol	Allopurinol	43	11
Benazepril-Hydrochlorothiazide	Benazepril/Hydrochlorothiazide	42	11
Citalopram Hbr	Citalopram Hydrobromide	41	suppressed
Vitamin D2	Ergocalciferol (Vitamin D2)	41	suppressed
Memantine Hcl	Memantine Hcl	40	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	40	suppressed
Cefdinir	Cefdinir	38	35
Ropinirole Hcl	Ropinirole Hcl	38	suppressed
Prednisone	Prednisone	37	33
Alendronate Sodium	Alendronate Sodium	36	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	36	suppressed
Tizanidine Hcl	Tizanidine Hcl	35	suppressed
Lansoprazole	Lansoprazole	34	suppressed
Xarelto	Rivaroxaban	33	suppressed
Clonidine Hcl	Clonidine Hcl	32	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	32	suppressed
Fluticasone Propionate	Fluticasone Propionate	32	12
Nebivolol Hcl	Nebivolol Hcl	31	suppressed
Synthroid	Levothyroxine Sodium	30	suppressed
Methocarbamol	Methocarbamol	29	11
Alprazolam	Alprazolam	28	suppressed
Bupropion Xl	Bupropion Hcl	28	suppressed
Warfarin Sodium	Warfarin Sodium	28	suppressed
Donepezil Hcl	Donepezil Hcl	27	suppressed
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	27	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	26	suppressed
Ondansetron Hcl	Ondansetron Hcl	26	11
Doxycycline Hyclate	Doxycycline Hyclate	25	22
Dicyclomine Hcl	Dicyclomine Hcl	24	suppressed
Lorazepam	Lorazepam	24	suppressed
Mirtazapine	Mirtazapine	24	suppressed
Pioglitazone Hcl	Pioglitazone Hcl	24	suppressed
Propranolol Hcl Er	Propranolol Hcl	24	suppressed
Januvia	Sitagliptin Phosphate	23	suppressed
Finasteride	Finasteride	21	suppressed
Lovastatin	Lovastatin	21	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	21	20
Ramipril	Ramipril	21	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	21	15
Valacyclovir	Valacyclovir Hcl	21	12
Bumetanide	Bumetanide	20	suppressed
Clonazepam	Clonazepam	20	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	20	14
Ipratropium Bromide	Ipratropium Bromide	20	suppressed
Bisoprolol Fumarate	Bisoprolol Fumarate	19	suppressed
Farxiga	Dapagliflozin Propanediol	19	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	19	19
Humulin N	Insulin Nph Human Isophane	18	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Spiriva Handihaler	Tiotropium Bromide	18	suppressed
Celecoxib	Celecoxib	17	suppressed
Testosterone Cypionate	Testosterone Cypionate	17	suppressed
Azelastine Hcl	Azelastine Hcl	16	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	16	suppressed
Tolterodine Tartrate Er	Tolterodine Tartrate	15	suppressed
Buspirone Hcl	Buspirone Hcl	14	suppressed
Diazepam	Diazepam	14	suppressed
Temazepam	Temazepam	14	suppressed
Azithromycin	Azithromycin	13	13
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Droplet Pen Needle	Pen Needle, Diabetic	13	suppressed
Nitroglycerin	Nitroglycerin	13	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	13	suppressed
Breo Ellipta	Fluticasone/Vilanterol	12	suppressed
Brilinta	Ticagrelor	12	suppressed
Dilantin	Phenytoin Sodium Extended	12	suppressed
Dropsafe Prep Pads	Alcohol Antiseptic Pads	12	suppressed
Fenofibrate	Fenofibrate	12	suppressed
Irbesartan	Irbesartan	12	suppressed
Solifenacin Succinate	Solifenacin Succinate	12	suppressed
Spironolactone-Hctz	Spironolact/Hydrochlorothiazid	12	suppressed
Sucralfate	Sucralfate	12	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	12	suppressed
Terazosin Hcl	Terazosin Hcl	12	suppressed
Topiramate	Topiramate	12	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	12	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	11	suppressed
Desvenlafaxine Succinate Er	Desvenlafaxine Succinate	11	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	11	suppressed
Myrbetriq	Mirabegron	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