What is John Clagnaz's specialty?

John Clagnaz (NPI 1174586549) is a Medicare-billing provider whose primary specialty is Anesthesiology in Flushing, NY.

Where does John Clagnaz practice?

John Clagnaz practices in Flushing, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1174586549.

How much does Medicare pay John Clagnaz?

John Clagnaz (NPI 1174586549) received approximately $19K in total Medicare Part B payments, serving 81 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1174586549

John ClagnazMD

AnesthesiologyFlushing, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$11K

Peer benchmark

Total Medicare services vs. 3,680 Anesthesiology providers in NY — bottom quintile (cohort median 174).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 330055

Hospital

REFERRAL NETWORK

Where John Clagnaz'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). 5 inbound referrers · 11 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Raul Mendoza Cardiology · Lawrence, NY	24	38
Pilar Stevens-Haynes Cardiology · Oceanside, NY	14	19
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	13	24
Sydney Yoon Diagnostic Radiology · Oceanside, NY	12	21
Andrew Hwang Diagnostic Radiology · Anaheim, CA	11	17

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SOUTH NASSAU COMMUNITIES HOSPITAL	53	82
Chris Demetriou Gastroenterology · Garden City, NY	24	35
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Melville, NY	18	43
Elliott Eisenberger Diagnostic Radiology · West Islip, NY	16	26
Raul Mendoza Cardiology · Lawrence, NY	16	29
Sheldon Gorbacz Pathology · New York, NY	16	20
Stephen Lastig Diagnostic Radiology · Oceanside, NY	15	35
Stephen Henesch Diagnostic Radiology · West Islip, NY	14	27
Sunrise Medical Laboratories, Inc. Clinical Laboratory · Hicksville, NY	12	20
SOUTH NASSAU COMMUNITIES HOSPITAL	11	12
David Pfeffer Diagnostic Radiology · West Islip, NY	11	21

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events