PROVIDER PROFILE · NPI 1699871608

Stuart Chalfin

UrologyLos Alamitos, CAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

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 Stuart Chalfin'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). 46 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Unilab Corporation Clinical Laboratory · West Hills, CA	190	870
Ankit Patel Diagnostic Radiology · Orange, CA	61	205
BROWN, KENNETH	56	145
Randy Fanous Diagnostic Radiology · San Diego, CA	48	125
Bret Witter Cardiology · Los Alamitos, CA	44	249
RICHIE, DOUGLAS	37	122
Vincent Polek Diagnostic Radiology · Los Alamitos, CA	37	92
Kay Yan Diagnostic Radiology · Signal Hill, CA	35	77
Bradley Hatfield Diagnostic Radiology · Mission Hills, CA	33	116
Adrian Shandling Cardiology · Los Alamitos, CA	31	361
WEST COAST CLINICAL LABORATORIES, INC.	30	110
DIGNITY HEALTH	29	172

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