Alexander M. Villareal, M.D.

Sleep Medicine Internal Medicine

Internal Medicine

Alexander M. Villareal is a Sleep Medicine Internal Medicine specialist based in La Crosse, WI with over 27 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: INTERNAL MEDICINE

(608) 782-7300La Crosse, WI
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Alexander M. Villareal, M.D. has been part of the La Crosse medical community since 2007 in group practice. With 27+ years of experience, he has been practicing in the La Crosse area. CMS Medicare data shows his patients commonly have high cholesterol, hypertension, and arthritis.

At a glance

  • Prescribes opioids less than 30% of reporting doctors in Wisconsin
  • Uses generic medications more than 81% of reporting doctors in Wisconsin
  • Virtual visits available — no app or travel required
1 of 7 Internal Medicine providers in WISee all Internal Medicine in La Crosse27+ years experienceNPI since 2007

Older · 3676dNPPES updated 2016-04-29 · verify NPI on CMS · Verify license at Wisconsin Medical Examining Board

Contact & Location

Practice Location

1836 South Ave, La Crosse, WI 54601-5429

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.

Opioid Rx

↓ Lower = better

3.07%

Wisconsin avg: 4.3 · US avg: 5.1

Higher than most doctors nationally(-2 pts)

3.07% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.

Generic Rx

↑ Higher = better

93%

Wisconsin avg: 82.2 · US avg: 82.8

Higher than most doctors nationally(+10.2 pts)

Better than 81% of reporting doctors in Wisconsin

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

604

Unique beneficiaries

High volume

Prescription Recipients

74

Patients prescribed

Prescriptions Written

358

Total claims

Total Medicare drug cost: $24k

Percentile rankings compared against 779 reporting peers in Wisconsin.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages High Cholesterol, Hypertension, and Arthritis.

High Cholesterol
70%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%
Hypertension
Lower than avg (-2%)68%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↓ Fewer patients than average (-2%) — less common here

Arthritis
Lower than avg (-8%)41%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-8%) — less common here

Diabetes
34%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%
Mood Disorders
31%

Conditions affecting emotional state, including depression and bipolar disorder

Chronic Kidney Disease
Lower than avg (-1%)29%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-1%) — less common here

Ischemic Heart Disease
Lower than avg (-3%)29%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-3%) — less common here

Depression
Lower than avg (-4%)28%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↓ Fewer patients than average (-4%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. 27 years in practice

    Experienced

Internal MedicineSleep Medicine in La CrosseAllopathic & Osteopathic Physicians

An Internist who practices Sleep Medicine is certified in the subspecialty of sleep medicine and specializes in the clinical assessment, physiologic testing, diagnosis, management and prevention of sleep and circadian rhythm disorders. Sleep specialists treat patients of any age and use multidisciplinary approaches. Disorders managed by sleep specialists include, but are not limited to, sleep related breathing disorders, insomnia, hypersomnias, circadian rhythm sleep disorders, parasomnias and sleep related movement disorders.

Taxonomy: 207RS0012X

Virtual Sleep Medicine Care With Alexander M. Villareal

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Alexander M. Villareal for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to La Crosse required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Alexander M. Villareal

Dr. Villareal is listed as active in the NPI registry with telehealth listed in La Crosse, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (608) 782-7300.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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