Healthcare provider profile · identity verified

Leena Chacko, MD

Family Practice · SPRING, TX · NPI 1346208279

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	411	149
Amlodipine Besylate	Amlodipine Besylate	227	79
Gabapentin	Gabapentin	206	82
Pantoprazole Sodium	Pantoprazole Sodium	198	81
Ozempic	Semaglutide	197	37
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	191	35
Levothyroxine Sodium	Levothyroxine Sodium	186	62
Montelukast Sodium	Montelukast Sodium	171	74
Baclofen	Baclofen	168	83
Metoprolol Tartrate	Metoprolol Tartrate	144	57
Alprazolam	Alprazolam	142	34
Glimepiride	Glimepiride	141	49
Azithromycin	Azithromycin	137	101
Rosuvastatin Calcium	Rosuvastatin Calcium	133	52
Trazodone Hcl	Trazodone Hcl	127	58
Furosemide	Furosemide	125	46
Metformin Hcl	Metformin Hcl	123	43
Carvedilol	Carvedilol	121	43
Olmesartan Medoxomil	Olmesartan Medoxomil	120	44
Lisinopril	Lisinopril	118	45
Prednisone	Prednisone	115	61
Nystatin	Nystatin	112	47
Omeprazole	Omeprazole	111	36
Albuterol Sulfate Hfa	Albuterol Sulfate	108	50
Losartan Potassium	Losartan Potassium	105	40
Nifedipine Er	Nifedipine	104	41
Clopidogrel	Clopidogrel Bisulfate	96	36
Metoprolol Succinate	Metoprolol Succinate	92	31
Simvastatin	Simvastatin	92	32
Fenofibrate	Fenofibrate Nanocrystallized	86	35
Meclizine Hcl	Meclizine Hcl	86	48
Sucralfate	Sucralfate	85	40
Hydrochlorothiazide	Hydrochlorothiazide	81	32
Tamsulosin Hcl	Tamsulosin Hcl	80	32
Quetiapine Fumarate	Quetiapine Fumarate	78	25
Fluticasone Propionate	Fluticasone Propionate	76	26
Alendronate Sodium	Alendronate Sodium	71	21
Buspirone Hcl	Buspirone Hcl	71	29
Farxiga	Dapagliflozin Propanediol	69	22
Potassium Chloride	Potassium Chloride	69	23
Pregabalin	Pregabalin	69	22
Duloxetine Hcl	Duloxetine Hcl	65	21
Ondansetron Hcl	Ondansetron Hcl	63	37
Famotidine	Famotidine	61	27
Ezetimibe	Ezetimibe	60	31
Tramadol Hcl	Tramadol Hcl	60	27
Meloxicam	Meloxicam	59	31
Sertraline Hcl	Sertraline Hcl	57	27
Zolpidem Tartrate	Zolpidem Tartrate	57	18
Midodrine Hcl	Midodrine Hcl	54	14
Januvia	Sitagliptin Phosphate	51	11
Escitalopram Oxalate	Escitalopram Oxalate	49	15
Hydralazine Hcl	Hydralazine Hcl	49	19
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	49	12
Diclofenac Sodium	Diclofenac Sodium	46	27
Amitriptyline Hcl	Amitriptyline Hcl	45	16
Dexamethasone	Dexamethasone	45	41
Valacyclovir	Valacyclovir Hcl	45	16
Atenolol	Atenolol	41	15
Eliquis	Apixaban	41	16
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	41	12
Methylprednisolone	Methylprednisolone	39	35
Lactulose	Lactulose	38	19
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	38	suppressed
Mounjaro	Tirzepatide	38	suppressed
Pravastatin Sodium	Pravastatin Sodium	36	suppressed
Memantine Hcl	Memantine Hcl	34	15
Valsartan	Valsartan	34	12
Acetaminophen-Codeine	Acetaminophen With Codeine	33	suppressed
Clonidine Hcl	Clonidine Hcl	31	12
Finasteride	Finasteride	31	15
Toujeo Solostar	Insulin Glargine,hum.Rec.Anlog	31	suppressed
Propranolol Hcl	Propranolol Hcl	30	suppressed
Warfarin Sodium	Warfarin Sodium	30	suppressed
Doxycycline Hyclate	Doxycycline Hyclate	29	20
Linzess	Linaclotide	29	16
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	27	suppressed
Allopurinol	Allopurinol	26	11
Bumetanide	Bumetanide	26	suppressed
Fluconazole	Fluconazole	26	22
Hydroxyzine Hcl	Hydroxyzine Hcl	26	15
Levetiracetam	Levetiracetam	26	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	25	11
Temazepam	Temazepam	25	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	24	12
Fludrocortisone Acetate	Fludrocortisone Acetate	23	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	23	suppressed
Clobetasol Propionate	Clobetasol Propionate	22	11
Testosterone Cypionate	Testosterone Cypionate	22	suppressed
Celecoxib	Celecoxib	21	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	21	suppressed
Stiolto Respimat	Tiotropium Br/Olodaterol Hcl	21	suppressed
Cholestyramine	Cholestyramine (With Sugar)	20	14
Ciprofloxacin Hcl	Ciprofloxacin Hcl	20	18
Glipizide	Glipizide	20	suppressed
Symbicort	Budesonide/Formoterol Fumarate	20	suppressed
Tizanidine Hcl	Tizanidine Hcl	20	12
Trulicity	Dulaglutide	20	suppressed
Wixela Inhub	Fluticasone Propion/Salmeterol	20	suppressed
Carisoprodol	Carisoprodol	19	suppressed
Donepezil Hcl	Donepezil Hcl	19	suppressed
Levofloxacin	Levofloxacin	19	16
Lidocaine	Lidocaine	19	suppressed
Lovastatin	Lovastatin	19	suppressed
Cinacalcet Hcl	Cinacalcet Hcl	18	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	17	16
Fenofibrate	Fenofibrate	17	suppressed
Metformin Hcl Er	Metformin Hcl	17	suppressed
Topiramate	Topiramate	17	suppressed
Xarelto	Rivaroxaban	17	suppressed
Amiodarone Hcl	Amiodarone Hcl	16	suppressed
Ciprofloxacin-Dexamethasone	Ciprofloxacin Hcl/Dexameth	16	11
Darifenacin Er	Darifenacin Hydrobromide	16	suppressed
Dicyclomine Hcl	Dicyclomine Hcl	16	11
Folic Acid	Folic Acid	16	suppressed
Ibuprofen	Ibuprofen	16	suppressed
Jardiance	Empagliflozin	16	suppressed
Methimazole	Methimazole	16	suppressed
Ondansetron Odt	Ondansetron	16	suppressed
Ciclopirox	Ciclopirox Olamine	15	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	15	suppressed
Terbinafine Hcl	Terbinafine Hcl	15	suppressed
Ventolin Hfa	Albuterol Sulfate	15	suppressed
Paroxetine Hcl	Paroxetine Hcl	14	suppressed
Cefdinir	Cefdinir	13	12
Cilostazol	Cilostazol	13	suppressed
Divalproex Sodium	Divalproex Sodium	13	suppressed
Fluocinonide	Fluocinonide	13	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	13	suppressed
Aripiprazole	Aripiprazole	12	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	12	suppressed
Biktarvy	Bictegrav/Emtricit/Tenofov Ala	12	suppressed
Clonazepam	Clonazepam	12	suppressed
Constulose	Lactulose	12	suppressed
Divalproex Sodium Er	Divalproex Sodium	12	suppressed
Ipratropium Bromide	Ipratropium Bromide	12	suppressed
Leflunomide	Leflunomide	12	suppressed
Neomycin-Polymyxin-Hydrocort	Neomycin/Polymyxin B/Hydrocort	12	12
Ropinirole Hcl	Ropinirole Hcl	12	suppressed
Breo Ellipta	Fluticasone/Vilanterol	11	suppressed
Hydroxychloroquine Sulfate	Hydroxychloroquine Sulfate	11	suppressed
Lamotrigine	Lamotrigine	11	suppressed
Methotrexate	Methotrexate Sodium	11	suppressed
Nano 2nd Gen Pen Needle	Pen Needle, Diabetic	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