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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).

Patient Reviews

  • Currently 3 of 4 stars
Patient comments (10)

The overall average patient rating of Dr. William Grella is Good. Dr. Grella has been reviewed by 15 patients who have provided 10 comments. The rating is 3 out of 4 stars.

Patient Ratings
Ease of Appointment 2.8
  • Currently 2.8 of 4 stars
Promptness 3.3
  • Currently 3.25 of 4 stars
Courteous Staff 3.0
  • Currently 3 of 4 stars
Accurate Diagnosis 3.3
  • Currently 3.25 of 4 stars
Bedside Manner 2.9
  • Currently 2.9090909090909 of 4 stars
Spends Time with Me 2.7
  • Currently 2.7 of 4 stars
Follows Up After Visit 3.1
  • Currently 3.1428571428571 of 4 stars

Education & Awards

Dr. Grella graduated from St. George's University, Bay Shore. He has 2 awards.

Patients' Choice Award (2010)
Compassionate Doctor Recognition (2010)


Dr. Grella has 3 hospital affiliations:

  • St. Joseph'S Regional Medical Center 
  • St. Joseph's Wayne Hospital 
  • Saint Clare's Hospital - Boonton Township 

> > > > Dr. William Grella, MD

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Additional Information
Dr. William Francis Grella MD is a male Internist, has 13 years of experience and practices in Internal Medicine.
Where does Dr. William F. Grella practice?
Dr. William Grella has 3 office locations.
Dr. William Grella practices Internal Medicine near Dover, NJ.
Additional practice locations include: Randolph, NJ and Denville, NJ.
See Dover Internists.