Healthcare provider profile · identity verified

Andrew Phoon, MD

Internal Medicine · SAN DIEGO, CA · NPI 1124039524

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	887	105
Amlodipine Besylate	Amlodipine Besylate	619	68
Lisinopril	Lisinopril	467	50
Levothyroxine Sodium	Levothyroxine Sodium	453	55
Losartan Potassium	Losartan Potassium	408	43
Gabapentin	Gabapentin	380	50
Rosuvastatin Calcium	Rosuvastatin Calcium	335	41
Pantoprazole Sodium	Pantoprazole Sodium	317	39
Metformin Hcl	Metformin Hcl	311	33
Famotidine	Famotidine	299	35
Metoprolol Succinate	Metoprolol Succinate	264	26
Tamsulosin Hcl	Tamsulosin Hcl	251	29
Furosemide	Furosemide	222	28
Alendronate Sodium	Alendronate Sodium	217	31
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	212	31
Potassium Chloride	Potassium Chloride	198	21
Donepezil Hcl	Donepezil Hcl	181	18
Metoprolol Tartrate	Metoprolol Tartrate	172	20
Jardiance	Empagliflozin	149	19
Clopidogrel	Clopidogrel Bisulfate	140	17
Trelegy Ellipta	Fluticasone/Umeclidin/Vilanter	134	17
Montelukast Sodium	Montelukast Sodium	131	14
Icosapent Ethyl	Icosapent Ethyl	125	11
Eliquis	Apixaban	118	17
Omeprazole	Omeprazole	116	15
Trazodone Hcl	Trazodone Hcl	115	17
Memantine Hcl	Memantine Hcl	114	15
Allopurinol	Allopurinol	110	suppressed
Simvastatin	Simvastatin	107	suppressed
Carvedilol	Carvedilol	105	20
Duloxetine Hcl	Duloxetine Hcl	104	13
Finasteride	Finasteride	93	suppressed
Isosorbide Mononitrate Er	Isosorbide Mononitrate	87	suppressed
Mirtazapine	Mirtazapine	84	14
Hydrochlorothiazide	Hydrochlorothiazide	82	suppressed
Pravastatin Sodium	Pravastatin Sodium	82	13
Levetiracetam	Levetiracetam	77	suppressed
Latanoprost	Latanoprost	70	suppressed
Metformin Hcl Er	Metformin Hcl	70	suppressed
Sertraline Hcl	Sertraline Hcl	69	12
Albuterol Sulfate Hfa	Albuterol Sulfate	64	22
Bumetanide	Bumetanide	62	suppressed
Buspirone Hcl	Buspirone Hcl	62	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	60	suppressed
Fluticasone-Vilanterol	Fluticasone/Vilanterol	60	suppressed
Quetiapine Fumarate	Quetiapine Fumarate	60	suppressed
Ozempic	Semaglutide	56	suppressed
Fluticasone Propionate	Fluticasone Propionate	55	16
Ropinirole Hcl	Ropinirole Hcl	53	suppressed
Glipizide	Glipizide	50	suppressed
Olanzapine	Olanzapine	50	suppressed
Glipizide Er	Glipizide	48	suppressed
Spironolactone	Spironolactone	48	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	47	suppressed
Metformin Er Osmotic	Metformin Hcl	46	suppressed
Novofine 32	Pen Needle, Diabetic	46	16
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	46	suppressed
Xarelto	Rivaroxaban	45	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	44	suppressed
Aripiprazole	Aripiprazole	43	suppressed
Pregabalin	Pregabalin	40	suppressed
Budesonide-Formoterol Fumarate	Budesonide/Formoterol Fumarate	39	suppressed
Lactulose	Lactulose	39	suppressed
Topiramate	Topiramate	38	suppressed
Gemfibrozil	Gemfibrozil	37	suppressed
Tiotropium Bromide	Tiotropium Bromide	37	suppressed
Entresto	Sacubitril/Valsartan	36	suppressed
Baclofen	Baclofen	35	suppressed
Benztropine Mesylate	Benztropine Mesylate	33	suppressed
Esomeprazole Magnesium	Esomeprazole Magnesium	32	suppressed
Hydralazine Hcl	Hydralazine Hcl	32	suppressed
Lovastatin	Lovastatin	32	suppressed
Fenofibrate	Fenofibrate	30	suppressed
Prednisone	Prednisone	30	suppressed
Trulicity	Dulaglutide	30	suppressed
Cyclosporine	Cyclosporine	29	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	29	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	29	suppressed
Doxazosin Mesylate	Doxazosin Mesylate	28	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	28	suppressed
Arexvy	Rsvpref3 Antigen/As01e/Pf	27	27
Enalapril Maleate	Enalapril Maleate	27	suppressed
Febuxostat	Febuxostat	27	suppressed
Rybelsus	Semaglutide	27	suppressed
Divalproex Sodium	Divalproex Sodium	26	suppressed
Meloxicam	Meloxicam	26	suppressed
Lithium Carbonate	Lithium Carbonate	25	suppressed
Solifenacin Succinate	Solifenacin Succinate	25	suppressed
Venlafaxine Hcl	Venlafaxine Hcl	24	suppressed
Insulin Aspart Flexpen	Insulin Aspart	23	suppressed
Citalopram Hbr	Citalopram Hydrobromide	21	suppressed
Ezetimibe	Ezetimibe	21	suppressed
Farxiga	Dapagliflozin Propanediol	21	suppressed
Digoxin	Digoxin	20	suppressed
Dapagliflozin	Dapagliflozin Propanediol	19	suppressed
Divalproex Sodium Er	Divalproex Sodium	19	suppressed
Risperidone	Risperidone	19	suppressed
Brilinta	Ticagrelor	18	suppressed
Diltiazem 24hr Er (Cd)	Diltiazem Hcl	17	suppressed
Risperidone Odt	Risperidone	17	suppressed
Xiidra	Lifitegrast	17	suppressed
Aspirin-Dipyridamole Er	Aspirin/Dipyridamole	16	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	16	suppressed
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	16	suppressed
Ipratropium-Albuterol	Ipratropium/Albuterol Sulfate	16	suppressed
Lansoprazole	Lansoprazole	16	suppressed
Atropine Sulfate	Atropine Sulfate	15	suppressed
Prednisolone Acetate	Prednisolone Acetate	15	suppressed
Sucralfate	Sucralfate	15	suppressed
Brimonidine Tartrate	Brimonidine Tartrate	14	suppressed
Cilostazol	Cilostazol	14	suppressed
Imipramine Hcl	Imipramine Hcl	14	suppressed
Lamotrigine	Lamotrigine	14	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	14	suppressed
Paroxetine Hcl	Paroxetine Hcl	14	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	14	suppressed
Trospium Chloride	Trospium Chloride	14	suppressed
Atenolol	Atenolol	13	suppressed
Benazepril Hcl	Benazepril Hcl	13	suppressed
Bupropion Hcl Sr	Bupropion Hcl	13	suppressed
Chlorthalidone	Chlorthalidone	13	suppressed
Haloperidol	Haloperidol	13	suppressed
Insulin Lispro Kwikpen U-100	Insulin Lispro	13	suppressed
Medroxyprogesterone Acetate	Medroxyprogesterone Acetate	13	suppressed
Nystatin	Nystatin	13	suppressed
Pramipexole Er	Pramipexole Di-Hcl	13	suppressed
Propranolol Hcl Er	Propranolol Hcl	13	suppressed
Restasis Multidose	Cyclosporine	13	suppressed
Roflumilast	Roflumilast	13	suppressed
Spiriva Respimat	Tiotropium Bromide	13	suppressed
Toujeo Max Solostar	Insulin Glargine,hum.Rec.Anlog	13	suppressed
Vyzulta	Latanoprostene Bunod	13	suppressed
Xifaxan	Rifaximin	13	suppressed
Zonisamide	Zonisamide	13	suppressed
Cephalexin	Cephalexin	12	suppressed
Doxepin Hcl	Doxepin Hcl	12	suppressed
Hydroxyzine Hcl	Hydroxyzine Hcl	12	suppressed
Ketorolac Tromethamine	Ketorolac Tromethamine	12	suppressed
Lumigan	Bimatoprost	12	suppressed
Oxcarbazepine	Oxcarbazepine	12	suppressed
Permethrin	Permethrin	12	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	12	suppressed
Creon	Lipase/Protease/Amylase	11	suppressed
Diclofenac Sodium	Diclofenac Sodium	11	suppressed
Donepezil Hcl Odt	Donepezil Hcl	11	suppressed
Linzess	Linaclotide	11	suppressed
Nifedipine Er	Nifedipine	11	suppressed
Ondansetron Odt	Ondansetron	11	suppressed
Repatha Syringe	Evolocumab	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