Healthcare provider profile · identity verified

Thanhlong Duc Pham, MD

Family Practice · PORTLAND, OR · NPI 1265692511

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
Amlodipine Besylate	Amlodipine Besylate	1045	265
Atorvastatin Calcium	Atorvastatin Calcium	982	256
Metformin Hcl	Metformin Hcl	766	210
Alendronate Sodium	Alendronate Sodium	671	177
Losartan Potassium	Losartan Potassium	615	163
Pravastatin Sodium	Pravastatin Sodium	597	165
Omeprazole	Omeprazole	565	133
Fluticasone Propionate	Fluticasone Propionate	454	119
Trazodone Hcl	Trazodone Hcl	368	83
Metoprolol Succinate	Metoprolol Succinate	325	85
Triamcinolone Acetonide	Triamcinolone Acetonide	319	126
Tamsulosin Hcl	Tamsulosin Hcl	290	84
Lisinopril	Lisinopril	279	67
Glipizide	Glipizide	251	64
Finasteride	Finasteride	241	59
Albuterol Sulfate Hfa	Albuterol Sulfate	232	52
Baclofen	Baclofen	220	53
Pantoprazole Sodium	Pantoprazole Sodium	207	62
Glipizide Er	Glipizide	186	51
Diclofenac Sodium	Diclofenac Sodium	175	76
Hydralazine Hcl	Hydralazine Hcl	169	41
Simvastatin	Simvastatin	169	45
Prednisone	Prednisone	164	91
Famotidine	Famotidine	163	34
Allopurinol	Allopurinol	150	41
Pioglitazone Hcl	Pioglitazone Hcl	147	38
Levocetirizine Dihydrochloride	Levocetirizine Dihydrochloride	146	36
Furosemide	Furosemide	143	46
Eliquis	Apixaban	142	23
Hydroxyzine Hcl	Hydroxyzine Hcl	139	46
Clobetasol Propionate	Clobetasol Propionate	134	45
Gabapentin	Gabapentin	126	29
Metoprolol Tartrate	Metoprolol Tartrate	124	30
Lovastatin	Lovastatin	121	30
Nifedipine Er	Nifedipine	110	26
Donepezil Hcl	Donepezil Hcl	109	27
Solifenacin Succinate	Solifenacin Succinate	109	34
Quetiapine Fumarate	Quetiapine Fumarate	108	17
Levothyroxine Sodium	Levothyroxine Sodium	107	22
Zolpidem Tartrate	Zolpidem Tartrate	106	19
Doxazosin Mesylate	Doxazosin Mesylate	98	22
Meclizine Hcl	Meclizine Hcl	94	46
Acetaminophen-Codeine	Acetaminophen With Codeine	91	52
Fluticasone-Salmeterol	Fluticasone Propion/Salmeterol	91	17
Loperamide	Loperamide Hcl	91	46
Nabumetone	Nabumetone	87	38
Hydrochlorothiazide	Hydrochlorothiazide	84	19
Azithromycin	Azithromycin	83	63
Hydrocortisone	Hydrocortisone	83	26
Celecoxib	Celecoxib	82	36
Memantine Hcl	Memantine Hcl	82	14
Isosorbide Mononitrate Er	Isosorbide Mononitrate	79	16
Megestrol Acetate	Megestrol Acetate	79	18
Metformin Hcl Er	Metformin Hcl	76	25
Tramadol Hcl	Tramadol Hcl	75	24
Codeine-Guaifenesin	Codeine Phosphate/Guaifenesin	72	48
Montelukast Sodium	Montelukast Sodium	70	13
Mirtazapine	Mirtazapine	69	15
Colchicine	Colchicine	64	20
Jardiance	Empagliflozin	63	12
Lorazepam	Lorazepam	61	31
Meloxicam	Meloxicam	61	32
Mometasone Furoate	Mometasone Furoate	61	20
Clopidogrel	Clopidogrel Bisulfate	58	13
Mupirocin	Mupirocin	54	22
Lisinopril-Hydrochlorothiazide	Lisinopril/Hydrochlorothiazide	53	13
Propranolol Hcl	Propranolol Hcl	52	suppressed
Fenofibrate	Fenofibrate	51	14
Dicyclomine Hcl	Dicyclomine Hcl	48	18
Hydrocodone-Acetaminophen	Hydrocodone/Acetaminophen	48	suppressed
Ketoconazole	Ketoconazole	46	13
Saxagliptin Hcl	Saxagliptin Hcl	46	suppressed
Clotrimazole-Betamethasone	Clotrimazole/Betamethasone Dip	42	17
Paroxetine Hcl	Paroxetine Hcl	41	suppressed
Alfuzosin Hcl Er	Alfuzosin Hcl	38	suppressed
Combivent Respimat	Ipratropium/Albuterol Sulfate	38	suppressed
Clonidine Hcl	Clonidine Hcl	37	suppressed
Fluoxetine Hcl	Fluoxetine Hcl	36	suppressed
Nortriptyline Hcl	Nortriptyline Hcl	35	suppressed
Citalopram Hbr	Citalopram Hydrobromide	34	suppressed
Losartan-Hydrochlorothiazide	Losartan/Hydrochlorothiazide	34	suppressed
Fluticasone Propionate Hfa	Fluticasone Propionate	33	suppressed
Januvia	Sitagliptin Phosphate	33	suppressed
Lantus Solostar	Insulin Glargine,hum.Rec.Anlog	33	11
Potassium Chloride	Potassium Chloride	32	suppressed
Procto-Med Hc	Hydrocortisone	31	13
Carvedilol	Carvedilol	30	suppressed
Triamterene-Hydrochlorothiazid	Triamterene/Hydrochlorothiazid	30	suppressed
Carbidopa-Levodopa	Carbidopa/Levodopa	29	suppressed
Cephalexin	Cephalexin	28	20
Methimazole	Methimazole	27	suppressed
Latanoprost	Latanoprost	26	suppressed
Naproxen	Naproxen	26	suppressed
Atenolol	Atenolol	25	suppressed
Nitroglycerin	Nitroglycerin	25	suppressed
Basaglar Kwikpen U-100	Insulin Glargine,hum.Rec.Anlog	24	suppressed
Oxycodone-Acetaminophen	Oxycodone Hcl/Acetaminophen	24	suppressed
Cyclobenzaprine Hcl	Cyclobenzaprine Hcl	23	18
Oxycodone Hcl	Oxycodone Hcl	23	suppressed
Acyclovir	Acyclovir	22	12
Ibuprofen	Ibuprofen	22	16
Temazepam	Temazepam	22	suppressed
Sertraline Hcl	Sertraline Hcl	21	suppressed
Venlafaxine Hcl Er	Venlafaxine Hcl	21	suppressed
Bisoprolol-Hydrochlorothiazide	Bisoprolol/Hydrochlorothiazide	20	suppressed
Fluocinonide	Fluocinonide	20	suppressed
Olanzapine	Olanzapine	20	suppressed
Paxlovid	Nirmatrelvir/Ritonavir	20	20
Rosuvastatin Calcium	Rosuvastatin Calcium	20	suppressed
Clonazepam	Clonazepam	19	suppressed
Cefpodoxime Proxetil	Cefpodoxime Proxetil	18	18
Divalproex Sodium	Divalproex Sodium	18	suppressed
Glimepiride	Glimepiride	18	suppressed
Terazosin Hcl	Terazosin Hcl	18	suppressed
Torsemide	Torsemide	18	suppressed
Azelastine Hcl	Azelastine Hcl	17	suppressed
Levetiracetam	Levetiracetam	17	suppressed
Betamethasone Diprop Augmented	Betamethasone/Propylene Glyc	16	suppressed
Novolog Mix 70-30 Flexpen	Insulin Aspart Prot/Insuln Asp	16	suppressed
Spironolactone	Spironolactone	16	suppressed
Sulfamethoxazole-Trimethoprim	Sulfamethoxazole/Trimethoprim	16	14
Breyna	Budesonide/Formoterol Fumarate	15	suppressed
Butalbital-Acetaminophen-Caffe	Butalb/Acetaminophen/Caffeine	15	suppressed
Escitalopram Oxalate	Escitalopram Oxalate	15	suppressed
Estradiol	Estradiol	15	suppressed
Metoclopramide Hcl	Metoclopramide Hcl	15	suppressed
Epinastine Hcl	Epinastine Hcl	14	suppressed
Prolia	Denosumab	14	suppressed
Humulin N	Insulin Nph Human Isophane	13	suppressed
Olmesartan Medoxomil	Olmesartan Medoxomil	13	suppressed
Omega-3 Acid Ethyl Esters	Omega-3 Acid Ethyl Esters	13	suppressed
Primidone	Primidone	13	suppressed
Methotrexate	Methotrexate Sodium	12	suppressed
Ofloxacin	Ofloxacin	12	suppressed
Oxybutynin Chloride Er	Oxybutynin Chloride	12	suppressed
Tenofovir Disoproxil Fumarate	Tenofovir Disoproxil Fumarate	12	suppressed
Ultra-Fine Short Pen Needle	Pen Needle, Diabetic	12	suppressed
Amiodarone Hcl	Amiodarone Hcl	11	suppressed
Calcium Acetate	Calcium Acetate	11	suppressed
Ciprofloxacin Hcl	Ciprofloxacin Hcl	11	suppressed
Divalproex Sodium Er	Divalproex Sodium	11	suppressed
Insulin Lispro Protamine Mix	Insulin Lispro Protamin/Lispro	11	suppressed
Novolin 70-30 Flexpen	Insulin Nph Hum/Reg Insulin Hm	11	suppressed
Oxcarbazepine	Oxcarbazepine	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