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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. Colby Grossman is Excellent. Dr. Grossman has been reviewed by 15 patients who have provided 3 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.8
Promptness 4.2
Courteous Staff 4.5
Accurate Diagnosis 4.3
Bedside Manner 4.3
Spends Time with Me 4.3
Follows Up After Visit 4.8

Specialties & Research

Dr. Colby Grossman, MD is board certified in Internal Medicine.

  • He has special expertise in 4 areas:
  • Diabetes
  • Diabetes Complications
  • Weight Loss
  • Weight loss (non-surgical)

Education & Awards

Dr. Grossman graduated from Medical University of South Carolina, Charleston. He has 7 awards.

Bridges to Excellence - Cardiac Care
Patients' Choice Award (2012, 2014)
Compassionate Doctor Recognition (2012)
Bridges to Excellence Recognition
Bridges to Excellence Medical Home Recognition (2013 - 2016)
Level III
NCQA Diabetes Physician Recognition Program (2012 - 2015)
NCQA Heart/Stroke Recognition Program (2012 - 2015)
NCQA Physician Practice Connections - Patient Centered Medical Home (2013 - 2016)


Dr. Grossman has 4 hospital affiliations:

  • Trident Health System 
  • Roper Hospital 


  • English

> > > > Dr. Colby Grossman, MD

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Additional Information
Dr. Colby H Grossman MD is a male Internist, has 28 years of experience and practices in Internal Medicine.
Where does Dr. Colby H. Grossman practice?
Dr. Colby Grossman has 3 office locations.
Dr. Colby Grossman practices Internal Medicine near North Charleston, SC.
Additional practice locations include: Summerville, SC.
See North Charleston Internists.