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

Marshall Summar, MD

Individual provider Clinical Genetics (M.D.) Physician · NPI 1336231745

Marshall Summar, MD is a Clinical Genetics (M.D.) Physician in Chevy Chase, Maryland. Licensed in Tennessee. Registered with an NPI since 2006.

Licensed in
TN
In the registry since
2006
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

5550 Friendship Blvd Ste 580
Chevy Chase, MD 20815-7302
Phone: (202) 379-8295
Show map & directions

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

Specialties & licences

Clinical Genetics (M.D.) Physician (primary) Taxonomy 207SG0201X · Licence MD20951 (TN)

Record details

NPI number1336231745
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 30, 2006
Last updated in NPPESOctober 18, 2023
Certification dateOctober 18, 2023
Mailing address5550 Friendship Blvd Ste 580, Chevy Chase, MD 20815-7302