PROVIDER PROFILE · NPI 1821048166

Lise WalkerM.D.

General SurgeryGlendale, AZI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

Unique beneficiaries

—

Total services

Distinct HCPCS

Medicare payment

$375

Peer benchmark

Total Medicare services vs. 455 General Surgery providers in AZ — bottom quintile (cohort median 260).

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 Lise Walker'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). 6 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ALPERN, MICHAEL	48	184
Linda Greer Diagnostic Radiology · Phoenix, AZ	43	260
Hedieh Saghari Diagnostic Radiology · Phoenix, AZ	31	134
Donald Christensen Pathology · Phoenix, AZ	28	72
Christopher Stasik Pathology · Phoenix, AZ	18	35
Michael Mcbride Pathology · Phoenix, AZ	16	38

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