SIEGFRIED STEFANO HIRCZY MD
NPI 1386141240
Psychiatry & Neurology - Neurology in Dallas, TX
About Siegfried Stefano Hirczy Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
SIEGFRIED STEFANO HIRCZY MD (NPI 1386141240) is an individual neurology provider in Dallas, Texas, licensed in Texas (V5546) and active in the NPI registry since April 2018. He is enrolled in Medicare PECOS, is affiliated with Parkland Health & Hospital System, and is a graduate of University Of Texas Southwestern Medical School At Dallas (2018).
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
Siegfried Stefano Hirczy 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
2Medicare enrollment records show Siegfried Hirczy reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Dallas, TX 75390
- Reassigned Medicare billing, Texas enrollment
- 5,299 clinicians in this Medicare group
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 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
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 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Parkland Health & Hospital System
Acute Care Hospitals · Dallas, TXUt Southwestern University Hospital - William P. Clements Jr.
Acute Care Hospitals · Dallas, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 75390 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.
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 75390
DALLAS, TX 75390
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 Siegfried Hirczy's NPI number?
The NPI number for Siegfried Hirczy is 1386141240. It was assigned to this individual provider in the NPPES registry on April 9, 2018.
Where is Siegfried Hirczy located?
Siegfried Hirczy practices at 5303 Harry Hines Blvd, Dallas, TX 75390. The listed phone number is (214) 645-8800.
What is Siegfried Hirczy's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurology, with taxonomy code 2084N0400X.
Is Siegfried Hirczy enrolled in Medicare?
Yes. Siegfried Hirczy 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 Siegfried Hirczy's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Siegfried Hirczy reassigns Medicare benefits to 2 organizations: University Of Texas Southwestern Medical Center At Dallas (Dallas, TX) and The Association Of University Physicians (Seattle, WA). 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 Siegfried Hirczy's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Siegfried Hirczy 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 Siegfried Hirczy 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 Siegfried Hirczy affiliated with any hospitals?
According to CMS data, Siegfried Hirczy is affiliated with Parkland Health & Hospital System and Ut Southwestern University Hospital - William P. Clements Jr..
When was this NPI record last updated?
The NPPES record for Siegfried Hirczy was last updated on June 18, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.
# Siegfried Stefano Hirczy, MD · NPI 1386141240
Neurology physician in Dallas, Texas. Individual provider, active in the CMS NPPES registry since April 9, 2018.
## Identity
- **NPI:** 1386141240 (Entity type: Individual)
- **Enumerated:** April 9, 2018
- **Primary specialty:** Psychiatry & Neurology - Neurology · taxonomy 2084N0400X
- **State license:** V5546 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 5303 HARRY HINES BLVD, Dallas, TX 75390-0001
- **Phone:** (214) 645-8800
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **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): University Of Texas Southwestern Medical Center At Dallas (NPI 1114992161, Dallas, TX); The Association Of University Physicians (NPI 1023041159, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Texas Southwestern Medical School At Dallas, class of 2018
## Record status
- **NPPES last updated:** June 18, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1386141240) · Data from the CMS NPPES public registry.