Specialty
Emergency Medicine
Medicare
Accepted
Telehealth
Not Available
Practice Type
Group Practice
About Dr. Mason
John D. Mason is a highly qualified Emergency Medicine specialist serving patients in Tempe, AZ. With a distinguished medical career spanning since 2000, Dr. Mason brings exceptional expertise and compassionate care to every patient interaction.
Dr. Mason earned his medical degree from Other, establishing a strong foundation in medical science and patient care.He is board-certified in Emergency Medicine, demonstrating his commitment to maintaining the highest standards of medical practice.
Currently practicing at Tempe St Lukes Hospital, Dr. Mason provides comprehensive emergency medicine services to the Tempe community and surrounding areas.
Practice Locations
3 locationsAffiliations
Services & Procedures
Based on Medicare claims data
About Emergency Medicine
Emergency medicine physicians are the frontline specialists who provide immediate medical care to patients experiencing acute injuries, illnesses, and life-threatening conditions. Working in hospital emergency departments, these physicians are uniquely trained to rapidly assess, diagnose, and treat...
Common conditions treated by emergency medicine specialists:
- Trauma and Major Injuries
- Heart Attack (Acute Myocardial Infarction)
- Stroke (Cerebrovascular Accident)
- Sepsis and Severe Infections
Frequently Asked Questions
Does Dr. Mason accept Medicare?
Yes, Dr. Mason accepts Medicare. Patients with Medicare coverage can see Dr. Mason and typically pay less out of pocket when using a provider who accepts Medicare assignment.
Does Dr. Mason offer telehealth or virtual appointments?
Dr. Mason does not currently list telehealth services. For virtual care options, contact the office directly or consider other emergency medicine providers in Tempe who offer telehealth.
Where is Dr. Mason's office located?
Dr. Mason practices at 1500 S MILL AVE, Tempe, AZ 852816699 at STEWARD EMERGENCY PHYSICIANS OF ARIZONA INC. You can reach the office by calling (480) 784-5500.
What conditions does Dr. Mason treat?
As a emergency medicine specialist, Dr. Mason commonly treats conditions including trauma and major injuries, heart attack (acute myocardial infarction), stroke (cerebrovascular accident), sepsis and severe infections, and other emergency medicine-related health concerns. Contact the office to discuss your specific healthcare needs.
How do I make an appointment with Dr. Mason?
To schedule an appointment with Dr. Mason, call the office at (480) 784-5500. New patients should have their insurance information and medical records ready when calling.
Education & Background
Last verified: December 2025
Source: CMS National Provider Registry
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Medical Disclaimer: This content is for informational purposes only and is not a substitute for professional medical advice. Learn more about our editorial standards