Healthcare provider profile · identity verified

David Ziemer, MD

Internal Medicine · ATLANTA, GA · NPI 1700834330

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
OzempicSemaglutide666154
Atorvastatin CalciumAtorvastatin Calcium301162
TrulicityDulaglutide21173
Tresiba Flextouch U-100Insulin Degludec17870
Lantus SolostarInsulin Glargine,hum.Rec.Anlog17582
JardianceEmpagliflozin17372
Novolog FlexpenInsulin Aspart15974
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic15972
FarxigaDapagliflozin Propanediol14673
Amlodipine BesylateAmlodipine Besylate14475
EzetimibeEzetimibe12651
Rosuvastatin CalciumRosuvastatin Calcium12059
Metformin Hcl ErMetformin Hcl11661
LisinoprilLisinopril11458
Nano 2nd Gen Pen NeedlePen Needle, Diabetic10446
MounjaroTirzepatide9918
Losartan PotassiumLosartan Potassium9650
Metoprolol SuccinateMetoprolol Succinate7837
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog7639
SpironolactoneSpironolactone7327
GabapentinGabapentin7036
Levemir FlexpenInsulin Detemir7039
HydrochlorothiazideHydrochlorothiazide6433
Xigduo XrDapaglifloz Propaned/Metformin6131
Humalog Kwikpen U-100Insulin Lispro5730
CarvedilolCarvedilol5531
Techlite Pen NeedlePen Needle, Diabetic5135
Amlodipine Besylate-BenazeprilAmlodipine Besylate/Benazepril5026
Metformin HclMetformin Hcl4725
Levothyroxine SodiumLevothyroxine Sodium4319
JanuviaSitagliptin Phosphate4019
Nifedipine ErNifedipine3816
ValsartanValsartan3622
Droplet Pen NeedlePen Needle, Diabetic3316
Insulin Lispro Kwikpen U-100Insulin Lispro3014
RybelsusSemaglutide27suppressed
FurosemideFurosemide2614
Amlodipine-ValsartanAmlodipine Besylate/Valsartan23suppressed
ChlorthalidoneChlorthalidone2312
Ammonium LactateAmmonium Lactate22suppressed
Pioglitazone HclPioglitazone Hcl22suppressed
Synjardy XrEmpagliflozin/Metformin Hcl21suppressed
Glipizide ErGlipizide20suppressed
MethimazoleMethimazole20suppressed
Novolog Mix 70-30 FlexpenInsulin Aspart Prot/Insuln Asp19suppressed
Alcohol PadsAlcohol Antiseptic Pads18suppressed
Alendronate SodiumAlendronate Sodium18suppressed
TradjentaLinagliptin18suppressed
Tresiba Flextouch U-200Insulin Degludec18suppressed
Insupen Pen NeedlePen Needle, Diabetic1714
Losartan-HydrochlorothiazideLosartan/Hydrochlorothiazide17suppressed
NateglinideNateglinide15suppressed
ClonidineClonidine14suppressed
Easy Comfort Pen NeedlesPen Needle, Diabetic14suppressed
Hydralazine HclHydralazine Hcl13suppressed
Pen NeedlePen Needle, Diabetic13suppressed
Veo Insulin SyringeSyringe-Needle,insulin,0.5 Ml13suppressed
FluconazoleFluconazole12suppressed
Novofine AutocoverPen Needle, Diabetic, Safety12suppressed
Embrace Pen NeedlePen Needle, Diabetic11suppressed
HydrocortisoneHydrocortisone11suppressed
Lisinopril-HydrochlorothiazideLisinopril/Hydrochlorothiazide11suppressed
Praluent PenAlirocumab11suppressed
TorsemideTorsemide11suppressed
Toujeo SolostarInsulin Glargine,hum.Rec.Anlog11suppressed

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