PROVIDER PROFILE · NPI 1609094457

Alexander VillarealM.D.

PRACTICEGUNDERSEN CLINIC LTDSee all providers at this practice →

Sleep MedicineLa Crosse, WII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,092

Unique beneficiaries

—

Total services

1,166

Distinct HCPCS

Medicare payment

$37K

Peer benchmark

Total Medicare services vs. 20 Sleep Medicine providers in WI — top quintile (cohort median 484).

PRESCRIBING · PART D · 2024

Total Rx claims

289

Beneficiaries

—

Total drug cost

$27K

Distinct drugs

Brand share

23.9%

Top prescribed drugs

Methylphenidate Hcl50 claims

Gabapentin36 claims

Clonazepam34 claims

Armodafinil29 claims

Modafinil29 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 Alexander Villareal'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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SLEEP SERVICES OF WISCONSIN, LLC	42	79
ASCENSION ST FRANCIS HOSPITAL, INC	12	36
FROEDTERT MEMORIAL LUTHERAN HOSPITAL, INC.	12	52
ASCENSION SE WISCONSIN HOSPITAL, INC	12	27

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