caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1164632410

James LarsonM.D.

General SurgeryGrafton, WII
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (1)

CCN 520207
Hospital
QUALITY · MIPS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where James Larson'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). 9 inbound referrers · 21 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
AURORA MEDICAL CENTER GRAFTON, LLC66207
GRUM, JOHN1644
Ross Worthington
Pathology · Sheboygan, WI
1632
Ran Guan
Internal Medicine · Grafton, WI
1560
Matthew Snyder
Pathology · Green Bay, WI
1428
Steven Gryniewicz
Diagnostic Radiology · Milwaukee, WI
1334
Michael Marquart
Diagnostic Radiology · Milwaukee, WI
1223
Gary Witucki
Family Practice · Saint Joseph, MI
1158
Moises Garcia
Internal Medicine · Milwaukee, WI
1135
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
AURORA MEDICAL CENTER GRAFTON, LLC76214
Kenneth Phillips
Cardiology · Milwaukee, WI
3190
WEISMAN, PAUL2769
A2cl Services, Llc
Clinical Laboratory · West Allis, WI
2276
Lifestar Emergency Medical Services, Llc
Ambulance Service Provider · West Bend, WI
2056
Anton Strunets
Internal Medicine · Grafton, WI
18180
Amer Tfaili
Critical Care (Intensivists) · Milwaukee, WI
17120
Kavita Sharma
Internal Medicine · Wauwatosa, WI
1594
Ran Guan
Internal Medicine · Grafton, WI
1574
GUZZETTA, PAUL1468
Claudia Altmann
Infectious Disease · Grafton, WI
1396
Moises Garcia
Internal Medicine · Milwaukee, WI
1347
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.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
211
Unique beneficiaries
—
Total services
237
Distinct HCPCS
5
Medicare payment
$18K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 491 General Surgery providers in WI — top quintile (cohort median 201).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$4K
Payment records
4
By payment type
Education$4K
Travel and Lodging$168
Food and Beverage$150