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License & Identifications

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).

Learn more about Dr. Marvin Appel:

View the full profile to get information on:

  1. Qualifications
  2. What's important to you

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Patient Reviews

Patient comments (4)

The overall average patient rating of Dr. Marvin Appel is Average. Dr. Appel has been reviewed by 10 patients who have provided 4 comments. The rating is 3 out of 5 stars.

Patient Ratings
Ease of Appointment 3.3
Promptness 2.3
Courteous Staff 2.9
Accurate Diagnosis 3.3
Bedside Manner 3.1
Spends Time with Me 3.2
Follows Up After Visit 3.3

Specialties & Research

Dr. Marvin Appel, MD is board certified in Internal Medicine and Cardiovascular Disease.

  • 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. Appel graduated from University of Southern California , Los Angeles.


Dr. Appel has 9 hospital affiliations:

  • Miller Children's Hospital 
  • St. Mary Medical Center 


  • Armenian
  • Russian
  • Spanish
  • English

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Additional Information
Dr. Marvin Appel MD is a male Internist, has 36 years of experience and practices in Internal Medicine and Cardiovascular Disease.
Where does Dr. Marvin Appel practice?
Dr. Marvin Appel has 1 office location.
Dr. Marvin Appel practices Internal Medicine and Cardiovascular Disease near Long Beach, CA.
See Long Beach Internists and Long Beach Cardiologists.