PROVIDER PROFILE · NPI 1932496791

Ronald MatuszakM.D.

HospitalistDublin, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

155

Unique beneficiaries

—

Total services

247

Distinct HCPCS

Medicare payment

$28K

Peer benchmark

Total Medicare services vs. 1,917 Hospitalist providers in CA — below median (cohort median 446).

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 · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Ronald Matuszak'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). 85 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
JOHN T. MATHER MEMORIAL HOSPITAL	615	1,154
NPI 1194818419	97	133
Anthony Llorens Emergency Medicine · Port Jefferson, NY	94	134
HUNTER EMS INC.	91	235
Jason Eisenberg Diagnostic Radiology · Bronx, NY	80	124
Varghese Cherian Diagnostic Radiology · Port Jefferson Station, NY	79	121
Avraham Bluestone Diagnostic Radiology · Stony Brook, NY	77	144
Adam Wos Emergency Medicine · Huntington, NY	73	97
NPI 1265587000	70	234
RENGARAJAN, USHA	67	94
Andrus Alian Emergency Medicine · Stony Brook, NY	64	96
Eric Feldmann Diagnostic Radiology · Stony Brook, NY	63	101

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