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 4 of 4 stars
The overall average patient rating of Dr. John Harold is Excellent.
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Specialties & Research
Dr. John Harold, MD is board certified in Internal Medicine, Cardiovascular Disease, Critical Care Medicine, and Geriatric Medicine.
- He has special expertise in 5 areas:
- Acute Coronary Syndrome (ACS)
- Heart Block
- High Blood Pressure (Hypertension)
- High Cholesterol (Hypercholesterolemia)
- Unstable Angina
Education & Awards
Dr. Harold graduated from Stony Brook University. He has 1 awards.
Dr. Harold has 1 hospital affiliations:
- Cedars-Sinai Medical Center
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- Additional Information
- Where does Dr. John G. Harold practice?
Dr. John Harold practices Internal Medicine, Geriatric Medicine, Cardiovascular Disease, Critical Care Medicine, and Cardiology near Los Angeles, CA.
See Los Angeles Internists, Los Angeles Geriatric Doctors, Los Angeles Cardiologists, and Los Angeles Critical Care Practitioners.