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

Dr. Gregory John Argyros, MD

Individual provider Pulmonary Disease Physician · NPI 1437129137

Dr. Gregory John Argyros, MD is a Pulmonary Disease Physician in Olney, Maryland. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
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

16809 Ethelwood Ter
Olney, MD 20832-2913
Phone: (202) 782-6206
Fax: (202) 782-6507
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence MD043212E (PA)

Record details

NPI number1437129137
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 25, 2006
Last updated in NPPESJuly 13, 2026
Mailing address16809 Ethelwood Ter, Olney, MD 20832-2913