DORIS PAPPAS APRN
NPI 1538414420
Nurse Practitioner - Family in Austin, TX
About Doris Pappas Aprn NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DORIS PAPPAS APRN (NPI 1538414420) is an individual family provider in Austin, Texas, licensed in Texas (AP122145) and active in the NPI registry since July 2012. She is enrolled in Medicare PECOS, is affiliated with Christus Mother Frances Hospital, and is a graduate of Other (2012).
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
Doris Pappas Aprn 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
6Medicare enrollment records show Doris Pappas reassigns Medicare billing to 6 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78705
- Reassigned Medicare billing, Texas enrollment
- 1,511 clinicians in this Medicare group
Longview, TX 75601
- Reassigned Medicare billing, Texas enrollment
- 154 clinicians in this Medicare group
Longview, TX 75601
- Reassigned Medicare billing, Texas enrollment
- 272 clinicians in this Medicare group
Mt Pleasant, TX 75455
- Reassigned Medicare billing, Texas enrollment
- 27 clinicians in this Medicare group
Texarkana, TX 75501
- Reassigned Medicare billing, Texas enrollment
- 48 clinicians in this Medicare group
Texarkana, TX 75503
- Reassigned Medicare billing, Texas enrollment
- 128 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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Christus Mother Frances Hospital
Acute Care Hospitals · Tyler, TXChristus Mother Frances Hospital Sulphur Springs
Acute Care Hospitals · Sulphur Springs, TXChristus St Michael Health System
Acute Care Hospitals · Texarkana, TXPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78752 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AUSTIN, TX 78752
AUSTIN, TX 78752
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 Doris Pappas's NPI number?
The NPI number for Doris Pappas is 1538414420. It was assigned to this individual provider in the NPPES registry on July 17, 2012.
Where is Doris Pappas located?
Doris Pappas practices at 6300 La Calma Dr Ste 200, Austin, TX 78752. The listed phone number is (512) 452-8533.
What is Doris Pappas's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Doris Pappas enrolled in Medicare?
Yes. Doris Pappas 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 Doris Pappas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Doris Pappas reassigns Medicare benefits to 6 organizations: Travis County Emergency Physicians PA (Austin, TX), Acute Care Specialists (Longview, TX), Northeast Texas Emergency Physicians, PLLC (Longview, TX), East Texas Medical Services PLLC (Mt Pleasant, TX), Texarkana Emergency Physicians PLLC (Texarkana, TX) and 1 more organization, listed in the Medicare section above. 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 Doris Pappas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Doris Pappas accept?
Health plans from Ambetter from Superior HealthPlan, Antidote Health of TX, Arkansas Blue Cross and Blue Shield, Blue Cross and Blue Shield of Texas and CHRISTUS Health Plan and 6 other insurers list Doris Pappas 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 Doris Pappas affiliated with any hospitals?
According to CMS data, Doris Pappas is affiliated with Christus Mother Frances Hospital, Christus Mother Frances Hospital Sulphur Springs and Christus St Michael Health System.
When was this NPI record last updated?
The NPPES record for Doris Pappas was last updated on November 17, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Doris Pappas, APRN · NPI 1538414420
Family physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since July 17, 2012.
## Identity
- **NPI:** 1538414420 (Entity type: Individual)
- **Enumerated:** July 17, 2012
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** AP122145 (Texas)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 6300 LA CALMA DR, STE 200, Austin, TX 78752-3843
- **Phone:** (512) 452-8533
## 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:** 6 organizations under Medicare reassignment (form CMS-855R): Travis County Emergency Physicians PA (NPI 1962440933, Austin, TX); Acute Care Specialists (NPI 1740655273, Longview, TX); Northeast Texas Emergency Physicians, PLLC (NPI 1114607611, Longview, TX); East Texas Medical Services PLLC (NPI 1972292282, Mt Pleasant, TX); Texarkana Emergency Physicians PLLC (NPI 1871813345, Texarkana, TX); and 1 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** November 17, 2016
---
Source: [NPI Profile](https://npiprofile.com/npi/1538414420) · Data from the CMS NPPES public registry.