Rena Desai Callahan, M.D.
Patients across CA can see Rena Callahan, M.D. in person in Valencia or via virtual visit — no travel required. Trained at Perelman School of Med at the University of Pennsylvania (class of 2004), she has been practicing for over 22 years.
Data updated 2020-01-23 on CMS NPPES
Contact & Location
Practice Location
27235 Tourney Rd Ste 2400, Valencia, CA 91355-5905
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Education & Training
Perelman School of Med at the University of Pennsylvania (Class of 2004)
Virtual Internal Medicine Care With Rena Callahan
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Rena Callahan for follow-ups, medication reviews, and ongoing care — no travel to Valencia required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.
Frequently Asked Questions
Common questions about Rena Callahan
NPI records show Dr. Callahan as active with telehealth listed in Valencia, CA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (661) 255-5350.
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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 Rena Callahan
Practice Location
27235 Tourney Rd Ste 2400, Valencia, CA 91355-5905
Mailing Address
5767 W Century Blvd Ste 400, Los Angeles, CA 90045-5631
This is a provider directory. Contact the office directly to schedule appointments.
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