JULIEN ALBERTO MAHLER
NPI 1598384158
Emergency Medicine in San Antonio, TX
About Julien Alberto Mahler NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JULIEN ALBERTO MAHLER (NPI 1598384158) is an individual emergency medicine provider in San Antonio, Texas, licensed in Texas (T8588) and active in the NPI registry since April 2020. He is enrolled in Medicare PECOS.
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 (PECOS)
Julien Alberto Mahler is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
3Medicare enrollment records show Julien Mahler reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 2,397 clinicians in this Medicare group
San Antonio, TX 78229
- Reassigned Medicare billing, Texas enrollment
- 1,452 clinicians in this Medicare group
Lubbock, TX 79401
- Reassigned Medicare billing, Texas enrollment
- 1,439 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 3
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 78229 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.
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
SAN ANTONIO, TX 78229
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 Julien Mahler's NPI number?
The NPI number for Julien Mahler is 1598384158. It was assigned to this individual provider in the NPPES registry on April 14, 2020.
Where is Julien Mahler located?
Julien Mahler practices at 7703 Floyd Curl Dr, San Antonio, TX 78229. The listed phone number is (210) 567-7000.
What is Julien Mahler's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
Is Julien Mahler enrolled in Medicare?
Yes. Julien Mahler is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Julien Mahler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Julien Mahler reassigns Medicare benefits to 3 organizations: University Of Texas Health Science Center At San Antonio (San Antonio, TX), Emergency Medicine Services Of Tx, PLLC (San Antonio, TX) and Concord Medical Group Of Texas PLLC (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 Julien Mahler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Julien Mahler accept?
Health plans from Antidote Health of TX, Blue Cross and Blue Shield of Texas, Community First, Harbor Health and Imperial Insurance Companies, Inc. and 1 other insurer list Julien Mahler 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 Julien Mahler was last updated on October 6, 2023. 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.