Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Gregory R. Blaha, MD, PHD

Individual provider Retina Specialist (Ophthalmology) Physician · NPI 1902998776

Gregory R. Blaha, MD, PHD is an Ophthalmology in Peabody, Massachusetts. Graduated from Perelman School of Med at the University of Pennsylvania in 2000, 26 years ago. Practices with Lahey Clinic Inc, a 1,372-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
26
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
MA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Partly verified

Some contact details are missing from the federal record.

One Essex Center Drive Lahey Clinic
Peabody, MA 01960-2901
Phone: (978) 538-4400
Fax: (978) 538-4724
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 221050 (MA)
Retina Specialist (Ophthalmology) Physician Taxonomy 207WX0107X · Licence 221050 (MA)

Record details

NPI number1902998776
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedSeptember 29, 2006
Last updated in NPPESMay 10, 2019
Mailing addressOne Essex Center Drive, Lahey Clinic, Peabody, MA 01960-2901

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 2000 (26 years in practice)
Group practice Lahey Clinic Inc — 1372 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

Other providers in Peabody