A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
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The overall average patient rating of Dr. Steven Callahan is Below Average.
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Specialties & Research
Dr. Steven Callahan, MD is board certified in Emergency Medicine and Family Medicine.
Education & Awards
Dr. Callahan graduated from University of California at Los Angeles.
Dr. Callahan has 1 hospital affiliations:
- Hoag Memorial Hospital Presbyterian
Similar doctors nearby
- Additional Information
- Dr. Steven Robert Callahan MD is a male Emergency Medicine Specialist, has 34 years of experience and practices in Emergency Medicine and Family Medicine.
- Where does Dr. Steven R. Callahan practice?
- Dr. Steven Callahan has 1 office location.
Dr. Steven Callahan practices Emergency Medicine and Family Medicine near Newport Beach, CA.
See Newport Beach Emergency Physicians and Newport Beach Family Physicians.