PROVIDER PROFILE · NPI 1851549943

Christina Karolzak

PRACTICEMAYO CLINIC ARIZONASee all providers at this practice →

Nurse PractitionerScottsdale, AZI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$36

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Sertraline Hcl12 claims

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 Christina Karolzak'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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MAYO CLINIC ARIZONA	53	182
LCS-WESTMINSTER PARTNERSHIP IV LLP	46	135
George Landrum Internal Medicine · Phoenix, AZ	17	52

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