Healthcare provider profile · identity verified

Melissa Katz, MD

Endocrinology · NEW YORK, NY · NPI 1669569745

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
Levothyroxine SodiumLevothyroxine Sodium314111
SynthroidLevothyroxine Sodium27776
Metformin Hcl ErMetformin Hcl20475
OzempicSemaglutide15438
JardianceEmpagliflozin10531
MounjaroTirzepatide10324
FarxigaDapagliflozin Propanediol7523
TradjentaLinagliptin7022
Alendronate SodiumAlendronate Sodium6923
Metformin HclMetformin Hcl6224
JanuviaSitagliptin Phosphate6119
Tresiba Flextouch U-200Insulin Degludec5112
Fiasp FlextouchInsulin Aspart (Niacinamide)44suppressed
RepaglinideRepaglinide4216
Lantus SolostarInsulin Glargine,hum.Rec.Anlog3818
Rosuvastatin CalciumRosuvastatin Calcium3814
Atorvastatin CalciumAtorvastatin Calcium3614
GlimepirideGlimepiride3615
MethimazoleMethimazole3412
Amlodipine BesylateAmlodipine Besylate3112
Basaglar Kwikpen U-100Insulin Glargine,hum.Rec.Anlog31suppressed
Nano 2nd Gen Pen NeedlePen Needle, Diabetic3115
Novolog FlexpenInsulin Aspart3012
EzetimibeEzetimibe29suppressed
Ultra-Fine Mini Pen NeedlePen Needle, Diabetic27suppressed
Ultra-Fine Nano Pen NeedlePen Needle, Diabetic23suppressed
Alcohol Prep PadsAlcohol Antiseptic Pads22suppressed
Risedronate SodiumRisedronate Sodium20suppressed
HydrocortisoneHydrocortisone19suppressed
SimvastatinSimvastatin19suppressed
Tresiba Flextouch U-100Insulin Degludec19suppressed
CabergolineCabergoline15suppressed
Liothyronine SodiumLiothyronine Sodium15suppressed
RybelsusSemaglutide15suppressed
JanumetSitagliptin Phos/Metformin Hcl14suppressed
JentaduetoLinagliptin/Metformin Hcl14suppressed
Humalog Mix 75-25 KwikpenInsulin Lispro Protamin/Lispro13suppressed
LevoxylLevothyroxine Sodium13suppressed
Losartan PotassiumLosartan Potassium12suppressed
Lyumjev Kwikpen U-100Insulin Lispro-Aabc12suppressed
TrulicityDulaglutide12suppressed
Cinacalcet HclCinacalcet Hcl11suppressed
Comfort Ez Pro Safety Pen NdlPen Needle, Diabetic, Safety11suppressed
Fludrocortisone AcetateFludrocortisone Acetate11suppressed
Insulin Lispro Kwikpen U-100Insulin Lispro11suppressed
TelmisartanTelmisartan11suppressed
TymlosAbaloparatide11suppressed

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