Rizaldy J Villegas, MD

Interventional Cardiology Internal Medicine

Internal Medicine

Rizaldy J Villegas is an Interventional Cardiology Internal Medicine specialist based in Chandler, AZ with over 28 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(480) 899-2020Chandler, AZ
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Rizaldy J Villegas, MD has practiced internal medicine for 28+ years, working in group practice. He graduated from Georgetown University School of Medicine in 1998 and has 28+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and ischemic_heart (per CMS claims data).

At a glance

  • Uses generic medications more than 22% of reporting doctors in Arizona
  • Virtual visits available — no app or travel required
1 of 62 Internal Medicine providers in AZSee all Internal Medicine in Chandler28+ years experienceNPI since 2006

Older · 4497dNPPES updated 2014-01-30 · verify NPI on CMS · Verify license at Arizona Medical Board

Contact & Location

Practice Location

333 North Dobson Road Suite 11, Chandler, AZ 85224-4412

Fax: (480) 899-9081
CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.

Generic Rx

↑ Higher = better

81.5%

Arizona avg: 84.7 · US avg: 82.8

Lower than most doctors nationally(-1.3 pts)

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

Medicare Patients

942

Unique beneficiaries

High volume

Prescription Recipients

879

Patients prescribed

Prescriptions Written

4,367

Total claims

Total Medicare drug cost: $929k

Percentile rankings compared against 1,247 reporting peers in Arizona.

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 Hypertension, High Cholesterol, and Ischemic Heart Disease.

Hypertension
Higher than avg (+5%)75%

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

US avg: 70.2%

↑ More patients than average (+5%) — a focus area for this doctor

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Ischemic Heart Disease
Higher than avg (+25%)57%

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

US avg: 31.7%

↑ More patients than average (+25%) — a focus area for this doctor

Arthritis
49%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%
Chronic Kidney Disease
Higher than avg (+8%)38%

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

US avg: 29.6%

↑ More patients than average (+8%) — a focus area for this doctor

Atrial Fibrillation
Higher than avg (+14%)36%

An irregular, often rapid heartbeat that increases the risk of stroke

US avg: 22%

↑ More patients than average (+14%) — a focus area for this doctor

Diabetes
Higher than avg (+1%)35%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↑ More patients than average (+1%) — a focus area for this doctor

Heart Failure
Higher than avg (+5%)27%

The heart cannot pump blood efficiently enough to meet the body's needs

US avg: 22.5%

↑ More patients than average (+5%) — a focus area for this doctor

GeneralBehavioralNational avg

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

Industry Payment Transparency

$1.2k received from industry

56 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Rizaldy J Villegas's NPI.

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 1998

    Georgetown University School of Medicine

  2. 28 years in practice

    Experienced

An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.

Taxonomy: 207RI0011X

Education & Training

Georgetown University School of Medicine (Class of 1998)

Practice Footprint

Primary hospital affiliation: Acute Care Hospitals

CMS Certification Number: 100029

View hospital on Medicare Care Compare

Virtual Interventional Cardiology Care With Rizaldy J Villegas

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

Schedule a virtual visit with Rizaldy J Villegas for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Chandler 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 Rizaldy J Villegas

NPI records show Dr. Villegas as active with telehealth listed in Chandler, AZ. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (480) 899-2020.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · 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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