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

Dr. Mark Hershel Eig, MD

Individual provider Internal Medicine Physician · NPI 1043377880

Dr. Mark Hershel Eig, MD is an Internal Medicine Physician in Silver Spring, Maryland. Practices as a sole proprietor. Licensed in Maryland.

Licensed in
MD
In the registry since
2007
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

10801 Lockwood Dr Ste 280
Silver Spring, MD 20901-1556
Phone: (301) 592-1220
Fax: (301) 592-0440
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence D024886 (MD)

Record details

NPI number1043377880
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 2, 2007
Last updated in NPPESMay 7, 2008
Mailing address10801 Lockwood Dr, Ste 280, Silver Spring, MD 20901-1556

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