Gregory Patrick Johnston, MD Valid NPI

Individual provider · Vascular & Interventional Radiology Physician · Chicago, IL

NPI

1154958486

Type

Individual (Type 1)

Primary specialty

Vascular & Interventional Radiology Physician (Radiology)

Specialty group

Allopathic & Osteopathic Physicians

Taxonomy code

2085R0204X

License number

125.085128 (IL)

Sex

Male

Sole proprietor

Yes

Enumerated

2020-03-25

Last updated

2025-07-01