Healthcare provider profile · identity verified

Roderick Ty Ang, M.D.

Family Practice · JOHNSON CITY, NY · NPI 1669631529

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

BrandGenericClaimsBeneficiaries
Atorvastatin CalciumAtorvastatin Calcium579209
Losartan PotassiumLosartan Potassium26488
Amlodipine BesylateAmlodipine Besylate26091
LisinoprilLisinopril24686
Metformin HclMetformin Hcl22084
Rosuvastatin CalciumRosuvastatin Calcium19772
Levothyroxine SodiumLevothyroxine Sodium18552
HydrochlorothiazideHydrochlorothiazide14749
OmeprazoleOmeprazole13156
MeloxicamMeloxicam11054
GlipizideGlipizide10441
Metoprolol TartrateMetoprolol Tartrate10236
Hydrocodone-AcetaminophenHydrocodone/Acetaminophen9722
Terazosin HclTerazosin Hcl9234
Potassium ChloridePotassium Chloride8731
Trazodone HclTrazodone Hcl8434
GabapentinGabapentin7932
Albuterol Sulfate HfaAlbuterol Sulfate7851
Metformin Hcl ErMetformin Hcl7828
AtenololAtenolol7730
SimvastatinSimvastatin7733
Tamsulosin HclTamsulosin Hcl7434
Alendronate SodiumAlendronate Sodium6629
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide6625
JardianceEmpagliflozin5220
Sertraline HclSertraline Hcl5123
Fluoxetine HclFluoxetine Hcl4919
Pantoprazole SodiumPantoprazole Sodium4818
AllopurinolAllopurinol4317
FurosemideFurosemide4220
PrednisonePrednisone4238
PradaxaDabigatran Etexilate Mesylate3916
Humulin NInsulin Nph Human Isophane3815
Spiriva RespimatTiotropium Bromide36suppressed
ArexvyRsvpref3 Antigen/As01e/Pf3131
Bupropion Hcl SrBupropion Hcl2911
OzempicSemaglutide29suppressed
Hydralazine HclHydralazine Hcl2813
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml28suppressed
AmoxicillinAmoxicillin2711
EzetimibeEzetimibe2714
Oxycodone-AcetaminophenOxycodone Hcl/Acetaminophen27suppressed
Tramadol HclTramadol Hcl25suppressed
SpironolactoneSpironolactone2411
Wixela InhubFluticasone Propion/Salmeterol23suppressed
ClopidogrelClopidogrel Bisulfate21suppressed
Pravastatin SodiumPravastatin Sodium21suppressed
Metoprolol SuccinateMetoprolol Succinate19suppressed
Doxycycline MonohydrateDoxycycline Monohydrate1818
Naltrexone HclNaltrexone Hcl17suppressed
Pioglitazone HclPioglitazone Hcl17suppressed
Adacel TdapDiph,pertuss(Acell),tet Vac/Pf1616
TadalafilTadalafil16suppressed
Ondansetron OdtOndansetron15suppressed
ChlorthalidoneChlorthalidone14suppressed
Ciprofloxacin HclCiprofloxacin Hcl1413
FamotidineFamotidine14suppressed
FenofibrateFenofibrate14suppressed
Propranolol HclPropranolol Hcl14suppressed
Bisoprolol FumarateBisoprolol Fumarate13suppressed
ColchicineColchicine13suppressed
MirtazapineMirtazapine13suppressed
Veo Insulin SyringeSyringe And Needle,insulin,1ml13suppressed
Oxycodone HclOxycodone Hcl12suppressed
Acetaminophen-CodeineAcetaminophen With Codeine11suppressed
CephalexinCephalexin11suppressed
Diltiazem 24hr Er (Cd)Diltiazem Hcl11suppressed
Donepezil HclDonepezil Hcl11suppressed
Duloxetine HclDuloxetine Hcl11suppressed
Naloxone HclNaloxone Hcl11suppressed
NaproxenNaproxen11suppressed
Triamcinolone AcetonideTriamcinolone Acetonide11suppressed

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.

YearGeneral PaymentsMain payerExplicit productsCompany overlapsPart D coverage
2025
2024 Complete

Questions to ask

Questions you could discuss with your doctor

These are general questions generated from reviewed templates. They are not personalized medical advice.

Sources and limitations

How to read this page

Loaded source releases

DatasetYearPublicationSource
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