Dr. Mark Allen Shaffer MD is a male Emergency Medicine Specialist, has 34 years of experience and practices in Internal Medicine, Emergency Medicine, General Practice, Addiction Medicine, Geriatric Medicine, and Family Medicine.
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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- Currently 3.5 of 4 stars
The overall average patient rating of Dr. Mark Shaffer, Emergency Physician, General Practitioner, Internist is Excellent.
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Education & Awards
Dr. Shaffer graduated from Universidad Nacional Autonoma De Mexico, Df, Mexico Df. He has 3 awards.
Dr. Shaffer has 2 hospital affiliations:
- Sharp Chula Vista Medical Center
- Alvarado Parkway Institute Behavioral Health System
Accepted Insurance Plans
Dr. Shaffer accepts these health insurances in at least one office:
- Aetna - 2 plans
- Humana - 9 plans
- United Healthcare - 12 plans
- Unicare - 11 plans
- Anthem Blue Cross - 8 plans
- Cigna - 1 plan
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- Additional Information
- Where does Dr. Mark A. Shaffer practice?
Dr. Mark Shaffer practices Internal Medicine, Emergency Medicine, General Practice, Addiction Medicine, Geriatric Medicine, and Family Medicine near Oceanside, CA.
Additional practice locations include: San Diego, CA and La Mesa, CA.
See Oceanside Internists, Oceanside Urgent Care Centers, Oceanside General Practitioners, and Oceanside Family Physicians.