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

Adam Theodore Gerstenblith, MD

Individual provider Internal Medicine Physician · NPI 1265654875

Adam Theodore Gerstenblith, MD is an Ophthalmology in Hagerstown, Maryland. Graduated from Johns Hopkins University School of Medicine in 2007, 19 years ago. Practices with Robert E Parnes MD LLC, a 3-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Maryland and Pennsylvania.

Years since qualifying
19
Trained at
Johns Hopkins University School of Medicine
Licensed in
MD, PA
In the registry since
2007
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

246 Eastern Blvd N Ste 102
Hagerstown, MD 21740
Phone: (301) 671-2400
Fax: (301) 671-2403
Show map & directions

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

Additional practice locations (1)

  • 10212 Governor Lane Blvd, Williamsport, MD 21795-4086 — (301) 733-4200

Specialties & licences

Retina Specialist (Ophthalmology) Physician (primary) Taxonomy 207WX0107X · Licence D0075032 (MD)
Internal Medicine Physician Taxonomy 207R00000X · Licence 21124 (MD)
Retina Specialist (Ophthalmology) Physician Taxonomy 207WX0107X · Licence MD442919 (PA)

Record details

NPI number1265654875
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 3, 2007
Last updated in NPPESDecember 6, 2021
Certification dateDecember 6, 2021
Mailing address246 Eastern Blvd N, Suite 102, Hagerstown, MD 21740-5965

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2007 (19 years in practice)
Group practice Robert E Parnes Md Llc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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