Healthcare provider profile · identity verified

Meiling Chiang, MD

Family Practice · TRACY, CA · NPI 1750433553

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	407	146
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	390	55
Lisinopril	Lisinopril	283	106
Amlodipine Besylate	Amlodipine Besylate	279	101
Losartan Potassium	Losartan Potassium	267	94
Levothyroxine Sodium	Levothyroxine Sodium	242	68
Hydrochlorothiazide	Hydrochlorothiazide	174	71
Fluticasone Propionate	Fluticasone Propionate	160	76
Ibuprofen	Ibuprofen	158	63
Metformin Hcl Er	Metformin Hcl	149	60
Famotidine	Famotidine	129	52
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	125	24
Atenolol	Atenolol	117	42
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	112	41
Albuterol Sulfate Hfa	Albuterol Sulfate	108	61
Tamsulosin Hcl	Tamsulosin Hcl	100	36
Trazodone Hcl	Trazodone Hcl	96	40
Gabapentin	Gabapentin	94	42
Alprazolam	Alprazolam	91	19
Montelukast Sodium	Montelukast Sodium	91	35
Glipizide Er	Glipizide	88	33
Fluoxetine Hcl	Fluoxetine Hcl	83	33
Furosemide	Furosemide	81	34
Omeprazole	Omeprazole	79	32
Pantoprazole Sodium	Pantoprazole Sodium	78	32
Triamcinolone Acetonide	Triamcinolone Acetonide	78	46
Simvastatin	Simvastatin	75	27
Hydralazine Hcl	Hydralazine Hcl	73	26
Jardiance	Empagliflozin	73	28
Metoprolol Succinate	Metoprolol Succinate	72	31
Metoprolol Tartrate	Metoprolol Tartrate	65	22
Ropinirole Hcl	Ropinirole Hcl	62	12
Amoxicillin	Amoxicillin	60	39
Ozempic	Semaglutide	60	20
Bisoprolol Fumarate	Bisoprolol Fumarate	59	21
Naproxen	Naproxen	57	25
Azithromycin	Azithromycin	56	44
Rosuvastatin Calcium	Rosuvastatin Calcium	56	21
Hydrocortisone	Hydrocortisone	55	33
Morphine Sulfate Er	Morphine Sulfate	55	suppressed
Potassium Chloride	Potassium Chloride	55	26
Alendronate Sodium	Alendronate Sodium	52	26
Breyna	Budesonide/Formoterol Fumarate	52	20
Terazosin Hcl	Terazosin Hcl	51	21
Cephalexin	Cephalexin	50	30
Alvesco	Ciclesonide	49	32
Lovastatin	Lovastatin	49	16
Carvedilol	Carvedilol	48	18
Finasteride	Finasteride	48	14
Tizanidine Hcl	Tizanidine Hcl	47	17
Glipizide	Glipizide	46	18
Zolpidem Tartrate	Zolpidem Tartrate	45	suppressed
Mirtazapine	Mirtazapine	43	14
Allopurinol	Allopurinol	42	17
Nabumetone	Nabumetone	42	26
Metformin Hcl	Metformin Hcl	41	15
Doxycycline Monohydrate	Doxycycline Monohydrate	39	29
Clonidine Hcl	Clonidine Hcl	35	14
Citalopram Hbr	Citalopram Hydrobromide	34	13
Nitrofurantoin Mono-Macro	Nitrofurantoin Monohyd/M-Cryst	34	24
Sertraline Hcl	Sertraline Hcl	34	12
Spironolactone	Spironolactone	34	13
Ondansetron Hcl	Ondansetron Hcl	33	13
Diphenoxylate-Atropine	Diphenoxylate Hcl/Atropine	32	suppressed
Meloxicam	Meloxicam	32	17
Wixela Inhub	Fluticasone Propion/Salmeterol	32	12
Clopidogrel	Clopidogrel Bisulfate	31	12
Fluconazole	Fluconazole	29	12
Isosorbide Mononitrate Er	Isosorbide Mononitrate	28	suppressed
Pramipexole Dihydrochloride	Pramipexole Di-Hcl	28	suppressed
Propranolol Hcl	Propranolol Hcl	28	suppressed
Colchicine	Colchicine	27	suppressed
Insulin Glargine-Yfgn	Insulin Glargine-Yfgn	26	14
Pravastatin Sodium	Pravastatin Sodium	26	suppressed
Nitroglycerin	Nitroglycerin	25	15
Sumatriptan Succinate	Sumatriptan Succinate	25	suppressed
Trospium Chloride	Trospium Chloride	25	suppressed
Acetaminophen-Codeine	Acetaminophen With Codeine	24	13
Acyclovir	Acyclovir	23	suppressed
Metronidazole	Metronidazole	23	14
Pradaxa	Dabigatran Etexilate Mesylate	23	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	22	12
Spiriva Respimat	Tiotropium Bromide	22	suppressed
Duloxetine Hcl	Duloxetine Hcl	21	11
Humulin N	Insulin Nph Human Isophane	21	suppressed
Pregabalin	Pregabalin	21	suppressed
Terbinafine Hcl	Terbinafine Hcl	21	suppressed
Tramadol Hcl	Tramadol Hcl	21	suppressed
Ultra-Fine Mini Pen Needle	Pen Needle, Diabetic	21	12
Venlafaxine Hcl Er	Venlafaxine Hcl	21	11
Dicyclomine Hcl	Dicyclomine Hcl	20	suppressed
Oxycodone Hcl	Oxycodone Hcl	20	suppressed
Clonazepam	Clonazepam	18	suppressed
Oxycontin	Oxycodone Hcl	18	suppressed
Warfarin Sodium	Warfarin Sodium	18	suppressed
Cefadroxil	Cefadroxil	17	14
Humulin N Kwikpen	Insulin Nph Human Isophane	17	suppressed
Morphine Sulfate	Morphine Sulfate	17	suppressed
Prednisone	Prednisone	17	13
Lidocaine	Lidocaine	16	suppressed
Adacel Tdap	Diph,pertuss(Acell),tet Vac/Pf	15	15
Hydroxyzine Hcl	Hydroxyzine Hcl	15	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	15	suppressed
Buspirone Hcl	Buspirone Hcl	14	suppressed
Chlorhexidine Gluconate	Chlorhexidine Gluconate	14	suppressed
Ezetimibe	Ezetimibe	14	suppressed
Hydromorphone Hcl	Hydromorphone Hcl	14	suppressed
Lorazepam	Lorazepam	14	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	14	suppressed
Clobetasol Propionate	Clobetasol Propionate	13	suppressed
Lactulose	Lactulose	13	suppressed
Veo Insulin Syringe	Syringe-Needle,insulin,0.5 Ml	13	suppressed
Advair Hfa	Fluticasone Propion/Salmeterol	12	suppressed
Amitriptyline Hcl	Amitriptyline Hcl	12	suppressed
Bupropion Xl	Bupropion Hcl	12	suppressed
Clindamycin Hcl	Clindamycin Hcl	12	suppressed
Donepezil Hcl	Donepezil Hcl	12	suppressed
Estradiol	Estradiol	12	suppressed
Oxybutynin Chloride	Oxybutynin Chloride	12	suppressed
Veo Insulin Syringe	Syringe And Needle,insulin,1ml	12	suppressed
Amiodarone Hcl	Amiodarone Hcl	11	suppressed
Diazepam	Diazepam	11	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	11	suppressed
Fenofibrate	Fenofibrate	11	suppressed
Latanoprost	Latanoprost	11	suppressed
Multaq	Dronedarone Hcl	11	suppressed
Neomycin-Polymyxin-Dexameth	Neomycin/Polymyxin B/Dexametha	11	suppressed
Propranolol Hcl Er	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