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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

Patient comments (3)

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

Patient Ratings
Ease of Appointment 4.9
Promptness 4.5
Courteous Staff 4.6
Accurate Diagnosis 4.7
Bedside Manner 4.6
Spends Time with Me 4.2
Follows Up After Visit 4.3

Specialties & Research

Dr. Richard Gruen, MD is board certified in Ophthalmology.

  • He has special expertise in 1 area:
  • Lens Implants (Intraocular Lens Implantation)

Education & Awards

Dr. Gruen graduated from University of Maryland , Baltimore. He has 3 awards.

Patients' Choice Award (2011, 2013 - 2014)
Compassionate Doctor Recognition (2011, 2013 - 2014)
On-Time Doctor Award (2014)


Dr. Gruen has 7 hospital affiliations:

  • Sinai Hospital Of Baltimore 
  • Northwest Hospital Center 


  • Spanish
  • Russian

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Additional Information
Dr. Richard A Gruen MD is a male Ophthalmologist, has 33 years of experience and practices in Ophthalmology.
Where does Dr. Richard A. Gruen practice?
Dr. Richard Gruen has 3 office locations.
Dr. Richard Gruen practices Ophthalmology near Owings Mills, MD.
Additional practice locations include: Manchester, MD and Glen Arm, MD.
See Owings Mills Ophthalmologists.