MILTIADIS LEON MD
NPI 1558328690
Internal Medicine - Interventional Cardiology in San Angelo, TX
About Miltiadis Leon Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MILTIADIS LEON MD (NPI 1558328690) is an individual interventional cardiology provider in San Angelo, Texas, licensed in Texas (K0890) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Christus Santa Rosa Medical Center, and is a graduate of Other (1990).
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 2
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
Miltiadis Leon 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
5Medicare enrollment records show Miltiadis Leon reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Angelo, TX 76904
- Reassigned Medicare billing, Texas enrollment
- 3 clinicians in this Medicare group
San Angelo, TX 76904
- Reassigned Medicare billing, Texas enrollment
- 7 clinicians in this Medicare group
San Angelo, TX 76904
- Reassigned Medicare billing, Texas enrollment
- 318 clinicians in this Medicare group
Lubbock, TX 79410
- Reassigned Medicare billing, Texas enrollment
- 9 clinicians in this Medicare group
Lubbock, TX 79407
- Reassigned Medicare billing, Texas enrollment
- 7 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 45
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.
Hospital Affiliations CMS Care Compare 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Christus Santa Rosa Medical Center
Acute Care Hospitals · San Antonio, TXShannon Medical Center
Acute Care Hospitals · San Angelo, TXBallinger Memorial Hospital
Critical Access Hospitals · Ballinger, TXNorth Runnels Hospital
Critical Access Hospitals · Winters, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 76904 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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 Miltiadis Leon's NPI number?
The NPI number for Miltiadis Leon is 1558328690. It was assigned to this individual provider in the NPPES registry on May 1, 2006.
Where is Miltiadis Leon located?
Miltiadis Leon practices at 3180 Executive Drive, Suite 102, San Angelo, TX 76904. The listed phone number is (325) 944-1240.
What is Miltiadis Leon's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.
Is Miltiadis Leon enrolled in Medicare?
Yes. Miltiadis Leon 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 Miltiadis Leon's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Miltiadis Leon reassigns Medicare benefits to 5 organizations: San Angelo Cardiovascular Center Of Excellence, PLLC (San Angelo, TX), Cardiology Associates Of West Texas (San Angelo, TX), Regional Employee Assistance Program Inc (San Angelo, TX), Hub City Surgery Center, LLC (Lubbock, TX) and Kidney Disease Associates (Lubbock, TX). 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 Miltiadis Leon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Miltiadis Leon 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 2 other insurers list Miltiadis Leon 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.
Is Miltiadis Leon affiliated with any hospitals?
According to CMS data, Miltiadis Leon is affiliated with Christus Santa Rosa Medical Center, Shannon Medical Center, Ballinger Memorial Hospital and North Runnels Hospital.
When was this NPI record last updated?
The NPPES record for Miltiadis Leon was last updated on December 15, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.