Regina Marie Leoni, M.D.

Family Medicine

(909) 989-2273Rancho Cucamonga, CA
Telehealth Available
NPI Active per CMS — Q2 2026

Regina Marie Leoni, M.D. has been part of the Rancho Cucamonga medical community since 2006 in group practice. Trained at Loma Linda University School of Medicine (class of 2001), she has been practicing for over 25 years. Among her Medicare patients, common conditions include hypertension, high cholesterol, and arthritis (per CMS data).

At a glance

  • Uses generic medications more than 51% of reporting doctors in California
  • Virtual visits available — no app or travel required
1 of 4,025 Family Medicine providers in CASee all Family Medicine in Rancho Cucamonga25+ years experienceNPI since 2006

Older · 5301dNPPES updated 2011-10-31 · verify on CMS

Contact & Location

Practice Location

8599 Haven Ave Suite 106, Rancho Cucamonga, CA 91730-4849

Fax: (909) 989-6999
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 Arthritis.

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

Arthritis
Lower than avg (-1%)48%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

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

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

Ischemic Heart Disease
32%

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

US avg: 31.7%
Osteoporosis
Higher than avg (+6%)24%

Weakened bones that are more prone to fractures, common in older adults

US avg: 18.1%

↑ More patients than average (+6%) — a focus area for this doctor

GeneralBehavioralNational avg

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

Patient Reviews

No patient reviews yet. If you've seen Regina Marie Leoni, your feedback helps other patients.

Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →

Background & Specialty

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

Career Journey
  1. Graduated medical school · 2001

    Loma Linda University School of Medicine

  2. 25 years in practice

    Experienced

Family MedicineAllopathic & Osteopathic Physicians

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Taxonomy: 207Q00000X

Education & Training

Loma Linda University School of Medicine (Class of 2001)

Practice Footprint

Mailing address

155 W Monterrey Dr, Claremont, CA 91711-1741

Differs from practice location

Virtual Family Medicine Care With Regina Marie Leoni

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

Schedule a virtual visit with Regina Marie Leoni for blood pressure monitoring, cholesterol management, arthritis follow-ups — no travel to Rancho Cucamonga required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Regina Marie Leoni

NPI records show Dr. Leoni as active with telehealth listed in Rancho Cucamonga, CA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (909) 989-2273.

Verified across 4 federal data sources

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

Is this your profile?

Verify credentials, update practice details, and manage telehealth.

Claim Profile

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.

Related Providers

Family Medicine in CA

See all