Browse Health
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 (0)

The overall average patient rating of Dr. Gregory Blaha is Excellent. Dr. Blaha has been reviewed by 4 patients who have provided 0 comments. The rating is 4.5 out of 5 stars.

Patient Ratings
Ease of Appointment 4.1
Promptness 3.7
Courteous Staff 5.0
Accurate Diagnosis 5.0
Bedside Manner 5.0
Spends Time with Me 5.0
Follows Up After Visit 5.0

Specialties & Research

Dr. Gregory Blaha, MD, PHD is board certified in Ophthalmology.

  • He has special expertise in 2 areas:
  • Retina Surgery
  • Retinal Disorders

Education & Awards

Dr. Blaha graduated from University of Pennsylvania , Philadelphia.


Dr. Blaha has 4 hospital affiliations:

  • Lahey Clinic 
  • Baystate Franklin Medical Center 

> > > > Dr. Gregory Blaha, MD, PHD

Similar doctors nearby

Dr. Shiyoung Roh

18 years experience
Peabody, MA

Dr. Sarkis Soukiasian

Internal Medicine
28 years experience
Peabody, MA

Dr. Fina Barouch

11 years experience
Peabody, MA

Dr. Paul Cotran

25 years experience
Peabody, MA

Dr. Susan MacDonald

24 years experience
Peabody, MA

Dr. Fleming Wertz

40 years experience
Peabody, MA
Search All Similar Doctors
Additional Information
Dr. Gregory Robert Blaha MD and PHD is a male Ophthalmologist, has 11 years of experience and practices in Ophthalmology.
Where does Dr. Gregory R. Blaha practice?
Dr. Gregory Blaha has 2 office locations.
Dr. Gregory Blaha practices Ophthalmology near Peabody, MA.
Additional practice locations include: Derry, NH.
See Peabody Ophthalmologists.