JOHN IKONOMIDIS MD
NPI 1578678595
Thoracic Surgery (Cardiothoracic Vascular Surgery) in Dallas, TX
About John Ikonomidis Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN IKONOMIDIS MD (NPI 1578678595) is an individual thoracic surgery (cardiothoracic vascular surgery) provider in Dallas, Texas, licensed in Texas (W0185) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
John Ikonomidis Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show John Ikonomidis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75203
- Reassigned Medicare billing, Texas enrollment
- 562 clinicians in this Medicare group
Charleston, SC 29414
- Reassigned Medicare billing, South Carolina enrollment
- Medicare enrollment name: University Medical Associates Of The Medical University Of South Carol
- 2,594 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.
Areas of Expertise CMS Part B claims 4
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75208 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
DALLAS, TX 75208
DALLAS, TX 75208
DALLAS, TX 75208
DALLAS, TX 75208
DALLAS, TX 75208
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 John Ikonomidis's NPI number?
The NPI number for John Ikonomidis is 1578678595. It was assigned to this individual provider in the NPPES registry on August 20, 2006.
Where is John Ikonomidis located?
John Ikonomidis practices at 221 W. Colorado Blvd. Pavilion II Suite 728, Dallas, TX 75208. The listed phone number is (469) 695-2055.
What is John Ikonomidis's specialty?
The primary specialty registered for this NPI is Thoracic Surgery (Cardiothoracic Vascular Surgery) with taxonomy code 208G00000X.
Is John Ikonomidis enrolled in Medicare?
Yes. John Ikonomidis is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for John Ikonomidis's services?
According to the CMS Revalidation Reassignment List (October 2026 release), John Ikonomidis reassigns Medicare benefits to 2 organizations: Medhealth (Dallas, TX) and University Medical Associates (Charleston, SC). 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 John Ikonomidis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does John Ikonomidis accept?
Health plans from Ambetter from Arizona Complete Health, Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Superior HealthPlan and Ambetter of Oklahoma and 6 other insurers list John Ikonomidis 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 John Ikonomidis was last updated on September 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months 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.
# John Ikonomidis, MD · NPI 1578678595
Thoracic Surgery (Cardiothoracic Vascular Surgery) physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since August 20, 2006.
## Identity
- **NPI:** 1578678595 (Entity type: Individual)
- **Enumerated:** August 20, 2006
- **Primary specialty:** Thoracic Surgery (Cardiothoracic Vascular Surgery) · taxonomy 208G00000X
- **State license:** W0185 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 221 W. COLORADO BLVD., PAVILION II SUITE 728, Dallas, TX 75208
- **Phone:** (469) 695-2055 · **Fax:** (469) 695-2056
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Medhealth (NPI 1912957200, Dallas, TX); University Medical Associates (NPI 1760413835, Charleston, SC) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 3, 2025
- **Other identifiers:** Medicaid T61304 (SC)
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Source: [NPI Profile](https://npiprofile.com/npi/1578678595) · Data from the CMS NPPES public registry.