What is Justin Merszei's specialty?

Justin Merszei (NPI 1649252529) is a Medicare-billing provider whose primary specialty is Nephrology in Houston, TX.

Where does Justin Merszei practice?

Justin Merszei practices in Houston, TX, based on the location reported in the CMS Medicare provider datasets for NPI 1649252529.

How much does Medicare pay Justin Merszei?

Justin Merszei (NPI 1649252529) received approximately $209K in total Medicare Part B payments, serving 451 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649252529

Justin MerszeiMD

PRACTICEGREATER HOUSTON KIDNEY SPECIALISTS LLPSee all providers at this practice →

NephrologyHouston, TXI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

681

Unique beneficiaries

—

Total services

1,781

Distinct HCPCS

Medicare payment

$195K

Peer benchmark

Total Medicare services vs. 883 Nephrology providers in TX — above median (cohort median 1,432).

PRESCRIBING · PART D · 2024

Total Rx claims

3,659

Beneficiaries

—

Total drug cost

$1.5M

Distinct drugs

Brand share

30.9%

Top prescribed drugs

Furosemide429 claims

Allopurinol320 claims

Losartan Potassium271 claims

Dapagliflozin Propanediol258 claims

Calcifediol141 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$2K

Payment records

106

By payment type

Food and Beverage$2K

Education$25

Top paying entities

Food and Beverage$2K

Education$25

REFERRAL NETWORK

Where Justin Merszei's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 109 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CHCA CLEAR LAKE LP	299	1,593
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Houston, TX	191	944
Sankaman Praisoody Diagnostic Radiology · Houston, TX	132	1,415
Jose Cantu Pulmonary Disease · Texas City, TX	97	895
Siddhartha Acharya Cardiology · Texas City, TX	71	458
Joseph Prince Pulmonary Disease · Texas City, TX	71	692
Sandeep Amesur Diagnostic Radiology · Houston, TX	69	878
Bill Chang Vascular Surgery · Houston, TX	62	740
Rajiv Thakur Interventional Radiology · Houston, TX	57	380
LEWIS, JOHN	50	248
Ahmed Ahmed Cardiology · Webster, TX	50	269
Swayam Prakash Cardiology · Texas City, TX	48	449

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history