Usama Mahmood, MD

Radiation Oncology Radiology

Radiology

(714) 962-7100Fountain Valley, CA
Telehealth Available
NPI Active per CMS — Q2 2026

Usama Mahmood, MD specializes in radiology, serving patients in Fountain Valley, CA in independent practice. Trained at University of California, Irvine, California College of Medicine (class of 2006), he has been practicing for over 20 years.

1 of 254 Radiology providers in CASee all Radiology in Fountain Valley20+ years experienceNPI since 2007

Data updated 2016-12-06 on CMS NPPES

Contact & Location

Practice Location

18111 Brookhurst St # Ll0300, Fountain Valley, CA 92708-6728

Fax: (714) 963-7600

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

RadiologyRadiation Oncology in Fountain ValleyAllopathic & Osteopathic Physicians

Radiation oncologist

Taxonomy: 2085R0001X

Education & Training

University of California, Irvine, California College of Medicine (Class of 2006)

Virtual Radiation Oncology Care With Usama Mahmood

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Usama Mahmood for follow-ups, medication reviews, and ongoing care — no travel to Fountain Valley required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Usama Mahmood

NPI records show Dr. Mahmood as active with telehealth listed in Fountain Valley, CA. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (714) 962-7100.

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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.

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