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

George John Koullias, MD

Individual provider Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · NPI 1992986509

George John Koullias, MD is a Vascular Surgery in East Patchogue, New York. Qualified in 1991, 35 years ago. Practices with Chs Physician Partners PC, a 747-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
35
Licensed in
IL
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

100 Hospital Rd Ste 203
East Patchogue, NY 11772-8809
Phone: (631) 438-5030
Fax: (631) 447-5954
Show map & directions

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

Specialties & licences

Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (primary) Taxonomy 208G00000X · Licence 036119605 (IL)

Record details

NPI number1992986509
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedNovember 26, 2007
Last updated in NPPESNovember 14, 2013

Medicare enrollment

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

Medicare specialtyVASCULAR SURGERY
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Chs Physician Partners Pc — 747 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in East Patchogue