Healthcare provider profile · identity verified

Kay Tuo Lee, MD

Internal Medicine · SAN DIEGO, CA · NPI 1194873083

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	299	146
Levothyroxine Sodium	Levothyroxine Sodium	255	98
Lisinopril	Lisinopril	243	115
Losartan Potassium	Losartan Potassium	239	114
Amlodipine Besylate	Amlodipine Besylate	204	98
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	154	59
Rosuvastatin Calcium	Rosuvastatin Calcium	151	79
Simvastatin	Simvastatin	139	59
Meloxicam	Meloxicam	131	58
Metformin Hcl	Metformin Hcl	117	56
Hydrochlorothiazide	Hydrochlorothiazide	116	54
Omeprazole	Omeprazole	111	47
Albuterol Sulfate Hfa	Albuterol Sulfate	105	65
Metformin Hcl Er	Metformin Hcl	104	54
Trazodone Hcl	Trazodone Hcl	99	39
Gabapentin	Gabapentin	96	38
Metoprolol Tartrate	Metoprolol Tartrate	88	43
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	76	40
Alendronate Sodium	Alendronate Sodium	74	32
Ondansetron Odt	Ondansetron	62	15
Atenolol	Atenolol	59	26
Pantoprazole Sodium	Pantoprazole Sodium	55	21
Tamsulosin Hcl	Tamsulosin Hcl	49	28
Wixela Inhub	Fluticasone Propion/Salmeterol	48	15
Glipizide	Glipizide	47	24
Fluoxetine Hcl	Fluoxetine Hcl	46	16
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	43	16
Estradiol	Estradiol	42	23
Pradaxa	Dabigatran Etexilate Mesylate	42	18
Potassium Chloride	Potassium Chloride	41	24
Lorazepam	Lorazepam	38	suppressed
Sumatriptan Succinate	Sumatriptan Succinate	38	suppressed
Alvesco	Ciclesonide	37	18
Montelukast Sodium	Montelukast Sodium	36	12
Morphine Sulfate Er	Morphine Sulfate	36	suppressed
Alprazolam	Alprazolam	35	suppressed
Furosemide	Furosemide	35	19
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	33	suppressed
Cephalexin	Cephalexin	32	25
Ibuprofen	Ibuprofen	32	20
Tizanidine Hcl	Tizanidine Hcl	32	suppressed
Triamcinolone Acetonide	Triamcinolone Acetonide	32	16
Spironolactone	Spironolactone	31	14
Hydrocortisone	Hydrocortisone	29	16
Oxycodone Hcl	Oxycodone Hcl	29	suppressed
Clopidogrel	Clopidogrel Bisulfate	27	13
Hydroxyzine Hcl	Hydroxyzine Hcl	27	suppressed
Prednisone	Prednisone	27	22
Tramadol Hcl	Tramadol Hcl	27	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	26	11
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	25	25
Humulin N	Insulin Nph Human Isophane	25	11
Allopurinol	Allopurinol	24	13
Ezetimibe	Ezetimibe	24	11
Bupropion Hcl Sr	Bupropion Hcl	23	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	23	suppressed
Sertraline Hcl	Sertraline Hcl	23	16
Eliquis	Apixaban	22	11
Terazosin Hcl	Terazosin Hcl	22	11
Clobetasol Propionate	Clobetasol Propionate	21	16
Ozempic	Semaglutide	21	suppressed
Metoprolol Succinate	Metoprolol Succinate	20	suppressed
Neomycin-Polymyxin-Dexameth	Neomycin/Polymyxin B/Dexametha	20	14
Nystatin	Nystatin	20	13
Arexvy	Rsvpref3 Antigen/As01e/Pf	19	19
Valacyclovir	Valacyclovir Hcl	19	suppressed
Citalopram Hbr	Citalopram Hydrobromide	17	suppressed
Famotidine	Famotidine	17	11
Hydralazine Hcl	Hydralazine Hcl	17	11
Jardiance	Empagliflozin	16	suppressed
Chlorthalidone	Chlorthalidone	15	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	15	14
Carvedilol	Carvedilol	14	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	14	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	14	suppressed
Acyclovir	Acyclovir	13	suppressed
Doxycycline Monohydrate	Doxycycline Monohydrate	13	suppressed
Finasteride	Finasteride	13	suppressed
Morphine Sulfate	Morphine Sulfate	13	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	13	suppressed
Amoxicillin	Amoxicillin	12	suppressed
Mesalamine	Mesalamine	12	suppressed
Rizatriptan	Rizatriptan Benzoate	12	suppressed
Veo Insulin Syringe	Syringe-Needle,insulin,0.5 Ml	12	suppressed
Amoxicillin-Clavulanate Potass	Amoxicillin/Potassium Clav	11	suppressed
Donepezil Hcl	Donepezil Hcl	11	suppressed
Fenofibrate	Fenofibrate	11	suppressed
Pregabalin	Pregabalin	11	suppressed
Retin-A	Tretinoin	11	suppressed
Xarelto	Rivaroxaban	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