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 1609841790

John KarisM.D.

PRACTICEBAHAR LLCSee all providers at this practice →
Diagnostic RadiologyPhoenix, AZI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,637
Unique beneficiaries
—
Total services
1,789
Distinct HCPCS
23
Medicare payment
$81K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 621 Diagnostic Radiology providers in AZ — below median (cohort median 4,389).
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
QUALITY · MIPS · 2024
Final MIPS score
86.3
Quality
75.0
Cost
0.0
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
0.47%
Group
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$248
Payment records
3
By payment type
Food and Beverage$248
REFERRAL NETWORK

Where John Karis'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). 52 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Ralph Drosten
Diagnostic Radiology · Tucson, AZ
105254
PRENGER, ERIN88254
ORNSTEIN, SANFORD85224
WALLACE, ROBERT70166
Alan Pitt
Diagnostic Radiology · Phoenix, AZ
60150
Richard Sue
Critical Care (Intensivists) · Gilbert, AZ
53139
COONS, STEPHEN4456
Youngsoo Cho
Cardiology · Phoenix, AZ
4163
Lindley Bliss
Hospitalist · Phoenix, AZ
3560
R M Arizona Holdings Inc
Ambulance Service Provider · Mesa, AZ
3562
NPI 13169924073471
Lynn Ashby
Neurology · Phoenix, AZ
3078
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.