Healthcare provider profile · identity verified

Mark K Hammonds, MD

Family Practice · NORTH RICHLAND HILLS, TX · NPI 1023035615

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	685	235
Metformin Hcl	Metformin Hcl	399	136
Amlodipine Besylate	Amlodipine Besylate	302	95
Lisinopril	Lisinopril	288	110
Levothyroxine Sodium	Levothyroxine Sodium	283	95
Metoprolol Succinate	Metoprolol Succinate	227	76
Gabapentin	Gabapentin	211	81
Losartan Potassium	Losartan Potassium	204	65
Rosuvastatin Calcium	Rosuvastatin Calcium	192	69
Furosemide	Furosemide	180	57
Simvastatin	Simvastatin	160	52
Omeprazole	Omeprazole	156	52
Vitamin D2	Ergocalciferol (Vitamin D2)	141	39
Tamsulosin Hcl	Tamsulosin Hcl	132	45
Pantoprazole Sodium	Pantoprazole Sodium	126	42
Glipizide	Glipizide	125	52
Pravastatin Sodium	Pravastatin Sodium	114	37
Meloxicam	Meloxicam	111	47
Pioglitazone Hcl	Pioglitazone Hcl	110	37
Carvedilol	Carvedilol	109	35
Alendronate Sodium	Alendronate Sodium	97	35
Hydrochlorothiazide	Hydrochlorothiazide	94	38
Clopidogrel	Clopidogrel Bisulfate	93	29
Metoprolol Tartrate	Metoprolol Tartrate	89	34
Trazodone Hcl	Trazodone Hcl	89	39
Albuterol Sulfate Hfa	Albuterol Sulfate	86	31
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	84	35
Acarbose	Acarbose	82	33
Allopurinol	Allopurinol	82	26
Eliquis	Apixaban	82	22
Escitalopram Oxalate	Escitalopram Oxalate	82	30
Bupropion Xl	Bupropion Hcl	76	25
Citalopram Hbr	Citalopram Hydrobromide	71	25
Amlodipine Besylate-Benazepril	Amlodipine Besylate/Benazepril	66	24
Sertraline Hcl	Sertraline Hcl	62	22
Finasteride	Finasteride	60	17
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	58	18
Celecoxib	Celecoxib	56	28
Mounjaro	Tirzepatide	55	14
Donepezil Hcl	Donepezil Hcl	54	16
Tizanidine Hcl	Tizanidine Hcl	52	25
Tramadol Hcl	Tramadol Hcl	49	29
Azithromycin	Azithromycin	46	40
Benazepril Hcl	Benazepril Hcl	46	12
Duloxetine Hcl	Duloxetine Hcl	43	18
Potassium Chloride	Potassium Chloride	41	18
Alprazolam	Alprazolam	40	18
Fluticasone Propionate	Fluticasone Propionate	40	24
Jardiance	Empagliflozin	40	14
Montelukast Sodium	Montelukast Sodium	40	17
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	35	17
Memantine Hcl	Memantine Hcl	34	12
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	34	29
Atenolol	Atenolol	31	suppressed
Metformin Hcl Er	Metformin Hcl	31	12
Olmesartan Medoxomil	Olmesartan Medoxomil	31	suppressed
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	30	16
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	30	11
Hydroxyzine Hcl	Hydroxyzine Hcl	29	suppressed
Lovastatin	Lovastatin	28	suppressed
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	27	suppressed
Prednisone	Prednisone	26	15
Symbicort	Budesonide/Formoterol Fumarate	26	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	26	suppressed
Warfarin Sodium	Warfarin Sodium	26	suppressed
Buspirone Hcl	Buspirone Hcl	25	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	25	11
Paroxetine Hcl	Paroxetine Hcl	25	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	24	suppressed
Meclizine Hcl	Meclizine Hcl	24	14
Terazosin Hcl	Terazosin Hcl	24	suppressed
Buprenorphine-Naloxone	Buprenorphine Hcl/Naloxone Hcl	23	suppressed
Januvia	Sitagliptin Phosphate	23	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	22	suppressed
Fenofibrate	Fenofibrate	22	suppressed
Glimepiride	Glimepiride	22	suppressed
Ezetimibe	Ezetimibe	21	suppressed
Temazepam	Temazepam	21	12
Ciprofloxacin Hcl	Ciprofloxacin Hcl	20	19
Famotidine	Famotidine	20	11
Spironolactone	Spironolactone	20	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	19	18
Triamcinolone Acetonide	Triamcinolone Acetonide	19	14
Valsartan	Valsartan	19	suppressed
Lantus	Insulin Glargine,hum.Rec.Anlog	18	suppressed
Olmesartan-Hydrochlorothiazide	Olmesartan/Hydrochlorothiazide	18	suppressed
Valsartan-Hydrochlorothiazide	Valsartan/Hydrochlorothiazide	18	suppressed
Pregabalin	Pregabalin	17	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	16	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	16	suppressed
Ropinirole Hcl	Ropinirole Hcl	16	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	15	suppressed
Estradiol	Estradiol	15	suppressed
Invega Sustenna	Paliperidone Palmitate	15	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	15	suppressed
Propranolol Hcl Er	Propranolol Hcl	15	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	15	suppressed
Trulicity	Dulaglutide	15	suppressed
Clonidine Hcl	Clonidine Hcl	14	suppressed
Raloxifene Hcl	Raloxifene Hcl	14	suppressed
Ozempic	Semaglutide	13	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	12	suppressed
Atenolol-Chlorthalidone	Atenolol/Chlorthalidone	12	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	12	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Nifedipine Er	Nifedipine	12	suppressed
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	12	12
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	12	suppressed
Propafenone Hcl	Propafenone Hcl	12	suppressed
Ventolin Hfa	Albuterol Sulfate	12	suppressed
Acyclovir	Acyclovir	11	suppressed
Amoxicillin	Amoxicillin	11	11
Diazepam	Diazepam	11	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	11	suppressed
Glipizide Er	Glipizide	11	suppressed
Irbesartan	Irbesartan	11	suppressed
Levetiracetam	Levetiracetam	11	suppressed
Nitroglycerin	Nitroglycerin	11	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	11	suppressed
Propranolol Hcl	Propranolol Hcl	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