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

John G Gianopoulos, MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1467426502

John G Gianopoulos, MD is a Maternal & Fetal Medicine Physician in Austin, Texas. Licensed in Illinois and Texas. Registered with an NPI since 2006.

Licensed in
IL, TX
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.

See every abbreviation used in this directory →

Practice location Address checks out

601 E 15th St
Austin, TX 78701-1930
Phone: (512) 324-7346
Show map & directions

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

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence P5807 (TX)
Maternal & Fetal Medicine Physician Taxonomy 207VM0101X · Licence 36057879 (IL)

Record details

NPI number1467426502
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 15, 2006
Last updated in NPPESJanuary 30, 2015
Mailing address1400 N Ih 35, Suite 300, Austin, TX 78701-1926

Other providers in Austin