ELLEN SIMMS
NPI 1518343367
Nurse Practitioner - Family in Round Rock, TX
About Ellen Simms NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELLEN SIMMS (NPI 1518343367) is an individual family provider in Round Rock, Texas, licensed in Texas (AP128260) and active in the NPI registry since August 2015. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ellen Simms is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Ellen Simms reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Austin, TX 78751
- Reassigned Medicare billing, Texas enrollment
- 16 clinicians in this Medicare group
Austin, TX 78751
- Reassigned Medicare billing, Texas enrollment
- 14 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 78664 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 5
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ROUND ROCK, TX 78664
ROUND ROCK, TX 78664
ROUND ROCK, TX 78664
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 Ellen Simms's NPI number?
The NPI number for Ellen Simms is 1518343367. It was assigned to this individual provider in the NPPES registry on August 4, 2015. The provider is also known as Ellen Wiebe.
Where is Ellen Simms located?
Ellen Simms practices at 211 Commerce Blvd, Round Rock, TX 78664. The listed phone number is (512) 248-7631.
What is Ellen Simms's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Ellen Simms enrolled in Medicare?
Yes. Ellen Simms is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Ellen Simms's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ellen Simms reassigns Medicare benefits to 2 organizations: Texas Health Action (Austin, TX) and Texas Health Action Physicians Inc (Austin, 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 Ellen Simms's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ellen Simms was last updated on September 7, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Ellen Simms · NPI 1518343367
Family physician in Round Rock, Texas. Individual provider, active in the CMS NPPES registry since August 4, 2015.
## Identity
- **NPI:** 1518343367 (Entity type: Individual)
- **Enumerated:** August 4, 2015
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** AP128260 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 211 COMMERCE BLVD, Round Rock, TX 78664-2184
- **Phone:** (512) 248-7631
## 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): Texas Health Action (NPI 1366266363, Austin, TX); Texas Health Action Physicians Inc (NPI 1669261053, Austin, TX) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 7, 2016
---
Source: [NPI Profile](https://npiprofile.com/npi/1518343367) · Data from the CMS NPPES public registry.