DR. ALEXA ROSE OBERSTER DO
NPI 1992630412
Internal Medicine in Chicago, IL
About Dr. Alexa Rose Oberster Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALEXA ROSE OBERSTER DO (NPI 1992630412) is an individual internal medicine provider in Chicago, Illinois, licensed in Illinois (125088470) and active in the NPI registry since June 2026.
NPPES Registry Identity
Specialties & Licenses
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
CHICAGO, IL 60625
CHICAGO, IL 60625
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alexa Oberster's NPI number?
The NPI number for Alexa Oberster is 1992630412. It was assigned to this individual provider in the NPPES registry on June 16, 2026.
Where is Alexa Oberster located?
Alexa Oberster practices at 5140 N California Ave, Chicago, IL 60625. The listed phone number is (773) 878-8200.
What is Alexa Oberster's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
When was this NPI record last updated?
The NPPES record for Alexa Oberster was last updated on June 16, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 49 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.