Summary

Dr. Timothy Oneill is a cardiologist specializing in cardiovascular disease and internal medicine. He earned his medical degree from the University of New Mexico School of Medicine and completed his residency at UC Irvine Medical Center. With 39 years of medical experience, Dr. Oneill brings extensive knowledge to his practice. He is fluent in both English and Spanish.

Dr. Oneill practices at UCI Health Los Alamitos and maintains locations throughout Los Alamitos, Long Beach, and Lakewood, California. His expertise includes treating high blood pressure and managing hypertensive emergencies. He performs diagnostic heart tests such as EKGs and echocardiograms to evaluate heart function and structure. Patients rate Dr. Oneill 4.3 out of 5 stars on average for his care.

AI-generated from data on this provider profile.

Quick Facts

  • 4.3
  • 39 years of experience
  • 57 insurance plans accepted
  • speaks English, Spanish
  • Uc Irvine Medical Center
  • 1 written review
  • 2 specialties
  • 18 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. Timothy Frank Oneill has 4 locations

Los Alamitos Cardiovascular

5300 Katella AveLos Alamitos, CA 90720

Uci Health Los Alamitos

3751 Katella AveLos Alamitos, CA 90720

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Dr. Timothy Frank Oneill, MDDr. Ted Yang, MDDr. Raghav Sharma, MDDr. John Khoa Do, MD
Cardiovascular DiseaseCardiovascular DiseaseCardiovascular DiseaseHospital Medicine
Accepts New Patients Accepts New Patients
4.3 
4.6 
39 Years of Experience 30 Years of Experience 16 Years of Experience 23 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English, Taiwanese, Mandarin Speaks English, Hindi Speaks Spanish, English
Los Alamitos , CATorrance , CAWinter Park , FLLakewood , CA
Med School: University Of New Mexico School Of Medicine Med School: New York Medical College Med School: New York Medical College Med School: Western Univ Health Sci College Of Osteopathic Medicine Of The Pacific
Current Profile
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Insurance Plans Accepted by Dr. Timothy Frank Oneill

  • AARP
  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • Assurant Health
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Michigan - HMO
  • Blue Cross Blue Shield of Texas
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • Bright Health
  • CalOptima
  • CalOptima - Medicaid (Managed)
  • CareFirst Blue Cross Blue Shield
  • CHAMPVA
  • Cigna
  • Commonwealth Care Alliance
  • GEHA
  • Health Alliance
  • Health Net
  • Health Net - HMO
  • HealthSmart
  • Humana
  • Humana - HMO
  • Imperial Health Plan of California
  • Inland Empire Health Plan
  • Kaiser Permanente
  • Kaiser Permanente - Medicaid (Managed)
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicaid (Managed)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Optum Health
  • Oscar Health Insurance
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • SelectHealth
  • Sierra Health and Life
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Federal Employees Program
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid
  • Wellcare

Medical Specialties

Dr. Timothy Frank Oneill has the following 2 specialties

Specialty Expertise

Dr. Timothy Frank Oneill has the following 18 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Arrhythmia
  • Atherosclerosis
  • Blood Clot
  • Chest Pain (Angina)
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Coronary Artery Disease (CAD)
  • Heart Attack
  • Heart Block
  • Heart Diseases
  • Heart Failure
  • High Blood Pressure (Hypertension)
  • High Cholesterol
  • High Cholesterol (Hypercholesterolemia)
  • Hypertension
  • Internal Medicine
  • Stroke
  • Unstable Angina

Certifications, License, & Education

39 Years Experience

EDUCATION & TRAINING

Residency

Uc Irvine Medical Center

Medical School

University Of New Mexico School Of MedicineGraduated in 1987

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Frequently Asked Questions

Is Dr. Timothy Oneill accepting new patients?
Dr. Timothy Oneill has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Timothy Oneill affiliated with?
Dr. Timothy Oneill is affiliated with Uci Health Los Alamitos.
Does Dr. Timothy Oneill accept my insurance?
You can see the insurance plans that Dr. Timothy Oneill accepts on their Vitals profile.
How can I make an appointment with Dr. Timothy Oneill?
You can find contact information for Dr. Timothy Oneill here on Vitals.
Does Dr. Timothy Oneill accept virtual/telehealth appointments?
Dr. Timothy Oneill has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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