Mark Laverne Janzen, MD
Healthcare Provider
Mark Janzen, MD runs an independent healthcare provider practice in Riverside, CA. He has been practicing since 2007 — over 25 years.
Data updated 2017-01-27 on CMS NPPES
Contact & Location
Practice Location
10800 Magnolia Avenue, Kaiser Permanente Riverside Medical Center, Riverside, CA 92505
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Virtual Healthcare Care With Mark Janzen
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Mark Janzen for follow-ups, medication reviews, and ongoing care — no travel to Riverside required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Mark Janzen
NPI records show Dr. Janzen as active with telehealth listed in Riverside, CA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (440) 781-0931.
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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.
Contact Mark Janzen
Practice Location
10800 Magnolia Avenue, Kaiser Permanente Riverside Medical Center, Riverside, CA 92505
Mailing Address
10800 Magnolia Avenue, Mob1, 2nd Floor, Module 216 Kaiser Permanente Riverside Medical Center, Riverside, CA 92505
This is a provider directory. Contact the office directly to schedule appointments.
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