Summary

Dr. Joseph Alonzo is an internal medicine physician who earned his medical degree from UCLA Medical Center. He completed both his internship and residency at MLK/Drew Medical Center, finishing his residency in 1988. With over four decades of medical practice, Dr. Alonzo brings extensive experience to patient care. He is fluent in both Spanish and English.

Dr. Alonzo practices at Inter Community Hospital and sees patients in Covina, California. He specializes in managing chronic conditions such as type 2 diabetes and high cholesterol, including lipid disorders in young patients. His practice includes routine preventive care like depression screenings and general blood work. Patients have given Dr. Alonzo an average rating of 3.4 on Vitals.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3.4
  • 42 years of experience
  • 42 insurance plans accepted
  • speaks Spanish, English
  • MLK/Drew Medical Center
  • 2 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Optum - Covina Main

420 W Rowland StCovina, CA 91723

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Dr. Joseph Manuel Alonzo, MDDr. Tooba Rehman, MDKarthikeyan Viswanathan, DOEric Harker
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
3.9 
42 Years of Experience 16 Years of Experience 12 Years of Experience 25 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, English Speaks English, Tamil Speaks English
Covina , CAKaty , TXLos Altos , CALyons , CO
Med School: UCLA Medical Center Med School: CHICAGO MEDICAL SCHOOL AT ROSALIND FRANKLIN UNIVERSITY OF MEDICINE & SCIENCE Med School: Bassett Medical Center - Cooperstown, New York Med School: Duke University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Joseph Manuel Alonzo

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • Aetna - EPO
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AltaMed Senior BuenaCare (PACE)
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Bright Health
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Commonwealth Care Alliance
  • Health Alliance
  • Health Net
  • Health Net - HMO
  • Health Net - Medicaid
  • HealthPartners
  • Humana
  • Humana - HMO
  • Humana - Medicare (Advantage HMO)
  • Inland Empire Health Plan
  • Kaiser Permanente
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Optum Health
  • Oscar Health Insurance - PPO
  • SCAN Health Plan
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - PPO
  • Wellcare

Medical Specialties

Dr. Joseph Manuel Alonzo has the following specialty

Specialty Expertise

Dr. Joseph Manuel Alonzo has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

42 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Expired

EDUCATION & TRAINING

Residency

MLK/Drew Medical Center1988

Internship

MLK/Drew Medical Center1986

Medical School

UCLA Medical CenterGraduated in 1984

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Frequently Asked Questions

Which hospitals is Dr. Joseph Alonzo affiliated with?
Dr. Joseph Alonzo is affiliated with Inter Community Hospital.
Does Dr. Joseph Alonzo accept virtual/telehealth appointments?
Dr. Joseph Alonzo has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. Joseph Alonzo accept my insurance?
You can see the insurance plans that Dr. Joseph Alonzo accepts on their Vitals profile.
Where is Dr. Joseph Alonzo's office located?
Dr. Joseph Alonzo's office is located at 420 W Rowland St, Covina, CA, 91723.
What languages does Dr. Joseph Alonzo speak?
Dr. Joseph Alonzo speaks Spanish and English.

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