> > > > Dr. John Merendino, MD
Dr. John Jerome Merendino MD is a male Internist, has 25 years of experience and practices in Internal Medicine, Endocrinology, Diabetes & Metabolism, and Endocrinology and Metabolism.
Video profile
Dr. John Merendino has 1 office location.
The Camalier Building
10215 Fernwood Rd
Ste 405
North Bethesda, Bethesda, MD 20817

Phone Number
Locations and availability (1)
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. John Merendino:

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  1. Qualifications
  2. What's important to you

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Patient Reviews

  • Currently 3 of 4 stars
Patient comments (7)

The overall average patient rating of Dr. John Merendino is Good. Dr. Merendino has been reviewed by 16 patients who have provided 7 comments. The rating is 3 out of 4 stars.

Patient Ratings
Ease of Appointment 3.4
  • Currently 3.3571428571429 of 4 stars
Promptness 2.8
  • Currently 2.75 of 4 stars
Courteous Staff 3.0
  • Currently 3 of 4 stars
Accurate Diagnosis 3.1
  • Currently 3.1428571428571 of 4 stars
Bedside Manner 2.6
  • Currently 2.6428571428571 of 4 stars
Spends Time with Me 2.9
  • Currently 2.8571428571429 of 4 stars
Follows Up After Visit 2.3
  • Currently 2.3076923076923 of 4 stars

Specialties & Research

Dr. John Merendino, MD is board certified in Internal Medicine and Endocrinology, Diabetes & Metabolism.

  • He has special expertise in 5 areas:
  • Cholesterol Management
  • Diabetes
  • Diabetes Mellitus
  • Diabetes
  • Pituitary Diseases

Education & Awards

Dr. Merendino graduated from Yale University, New Haven. He has 2 awards.

Castle Connolly's Top Doctors™ (2013)
Patients' Choice Award (2008 - 2010)


Dr. Merendino has 4 hospital affiliations:

  • Suburban Hospital 
  • Holy Cross Hospital 


  • Italian

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Additional Information
Where does Dr. John J. Merendino practice?
Dr. John Merendino practices Internal Medicine, Endocrinology, Diabetes & Metabolism, and Endocrinology and Metabolism near Bethesda, MD.
See Bethesda Internists and Bethesda Endocrinologists.