What is Sandra Dardis's specialty?

Sandra Dardis (NPI 1851355663) is a Medicare-billing provider whose primary specialty is Certified Registered Nurse Anesthetist (CRNA) in Janesville, WI.

Where does Sandra Dardis practice?

Sandra Dardis practices in Janesville, WI, based on the location reported in the CMS Medicare provider datasets for NPI 1851355663.

How much does Medicare pay Sandra Dardis?

Sandra Dardis (NPI 1851355663) received approximately $10K in total Medicare Part B payments, serving 168 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1851355663

Sandra DardisCRNA

PRACTICESSM HEALTH CARE OF WISCONSIN INCSee all providers at this practice →

Certified Registered Nurse Anesthetist (CRNA)Janesville, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

166

Unique beneficiaries

—

Total services

183

Distinct HCPCS

Medicare payment

$9K

Peer benchmark

Total Medicare services vs. 884 Certified Registered Nurse Anesthetist (CRNA) providers in WI — top quintile (cohort median 104).

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 · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Sandra Dardis'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). 2 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SSM HEALTH CARE OF WISCONSIN, INC.	39	66
Craig Cook Anesthesiology · Wauwatosa, WI	13	13

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events