DIMITRIOS NIKAS MD
NPI 1124014386
Neurological Surgery in Chicago, IL
About Dimitrios Nikas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DIMITRIOS NIKAS MD (NPI 1124014386) is an individual neurological surgery provider in Chicago, Illinois and active in the NPI registry since September 2005. He is enrolled in Medicare PECOS and is a graduate of Other (1992).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dimitrios Nikas Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Dimitrios Nikas reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Chicago, IL 60657
- Reassigned Medicare billing, Illinois enrollment
- 4,870 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 1,905 clinicians in this Medicare group
Chicago, IL 60637
- Reassigned Medicare billing, Illinois enrollment
- 2,237 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60614 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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 Dimitrios Nikas's NPI number?
The NPI number for Dimitrios Nikas is 1124014386. It was assigned to this individual provider in the NPPES registry on September 23, 2005.
Where is Dimitrios Nikas located?
Dimitrios Nikas practices at 323 W Concord Pl 5, Chicago, IL 60614. The listed phone number is (312) 573-0467.
What is Dimitrios Nikas's specialty?
The primary specialty registered for this NPI is Neurological Surgery with taxonomy code 207T00000X.
Is Dimitrios Nikas enrolled in Medicare?
Yes. Dimitrios Nikas is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Dimitrios Nikas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Dimitrios Nikas reassigns Medicare benefits to 3 organizations: Advocate Health And Hospitals Corp. (Chicago, IL), The University Of Chicago Medical Center (Chicago, IL) and University Of Chicago (Chicago, IL). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Dimitrios Nikas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Dimitrios Nikas accept?
Health plans from Oscar Health list Dimitrios Nikas as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Dimitrios Nikas was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.