Joseph K Zachariah, DO
Infectious Disease Internal Medicine
Joseph K Zachariah is an Infectious Disease Internal Medicine specialist based in Mesa, AZ with over 39 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Joseph K Zachariah, DO has been part of the Mesa medical community since 2006 in group practice. A University of North Texas Hsc, College of Osteopathic Med graduate since 1987, he brings 39+ years of experience. Infectious disease specialists diagnose and treat complex infections including HIV/AIDS, hepatitis, tuberculosis, and more.
Older · 293dNPPES updated 2025-08-04 · verify NPI on CMS · Verify license at Arizona Medical Board
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1987
University of North Texas Hsc, College of Osteopathic Med
Board certified · Jul 27, 2025
Self-reported via NPPES
39 years in practice
Senior practitioner
Infectious disease specialists diagnose and treat complex infections including HIV/AIDS, hepatitis, tuberculosis, antibiotic-resistant infections (MRSA), post-surgical infections, and travel-related illnesses. They also provide pre-travel vaccination counseling and manage infections in immunocompromised patients.
Taxonomy: 207RI0200X
Education & Training
University of North Texas Hsc, College of Osteopathic Med (Class of 1987)
Mailing address
Lockbox Dept 880778 Po Box 29650, Phoenix, AZ 85038-9650
Differs from practice location
Virtual Infectious Disease Care With Joseph K Zachariah
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Joseph K Zachariah for follow-ups, medication reviews, and ongoing care — no travel to Mesa 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 Joseph K Zachariah
Dr. Zachariah is listed as active in the NPI registry with telehealth listed in Mesa, AZ. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (480) 412-3000.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D. See Data Methodology.
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Contact Joseph K Zachariah
Practice Location
1400 S Dobson Rd, Mesa, AZ 85202-4707
Mailing Address
Lockbox Dept 880778 Po Box 29650, Phoenix, AZ 85038-9650
This is a provider directory. Contact the office directly to schedule appointments.
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