Joseph Manuel Alonzo, M.D.
Joseph Alonzo, M.D. practices as part of a group internist practice in Covina, CA. He graduated from University of California, Geffen School of Medicine in 1984 and has 42+ years of clinical experience.
Data updated 2025-12-03 on CMS NPPES
Contact & Location
Practice Location
420 W Rowland St, Covina, CA 91723-2943
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Education & Training
University of California, Geffen School of Medicine (Class of 1984)
Virtual Internal Medicine Care With Joseph Alonzo
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Joseph Alonzo for follow-ups, medication reviews, and ongoing care — no travel to Covina required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Joseph Alonzo
NPI records show Dr. Alonzo as active with telehealth listed in Covina, CA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (626) 331-6411.
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Contact Joseph Alonzo
Practice Location
420 W Rowland St, Covina, CA 91723-2943
Mailing Address
Po Box 35380, Las Vegas, NV 89133-5380
This is a provider directory. Contact the office directly to schedule appointments.
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