MRS. KELLYE MIXSON MSN, APRN, PMHNP-BC
NPI 1255965273
Nurse Practitioner - Psychiatric/Mental Health in Austin, TX
About Mrs. Kellye Mixson Msn, Aprn, Pmhnp-bc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. KELLYE MIXSON MSN, APRN, PMHNP-BC (NPI 1255965273) is an individual psychiatric/mental health provider in Austin, Texas, licensed in Texas (145313) and active in the NPI registry since February 2020. She is enrolled in Medicare PECOS and maintains a secondary practice location in Austin.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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)
Mrs. Kellye Mixson Msn, Aprn, Pmhnp-bc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Kellye Mixson reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Wichita Falls, TX 76301
- Reassigned Medicare billing, Texas enrollment
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 78746 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 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
AUSTIN, TX 78746
AUSTIN, TX 78746
AUSTIN, TX 78746
AUSTIN, TX 78746
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 Kellye Mixson's NPI number?
The NPI number for Kellye Mixson is 1255965273. It was assigned to this individual provider in the NPPES registry on February 28, 2020.
Where is Kellye Mixson located?
Kellye Mixson practices at 4101 Parkstone Heights Dr Ste 360, Austin, TX 78746. The listed phone number is (940) 781-9549.
What is Kellye Mixson's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Psychiatric/Mental Health, with taxonomy code 363LP0808X.
Is Kellye Mixson enrolled in Medicare?
Yes. Kellye Mixson is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Kellye Mixson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kellye Mixson reassigns Medicare benefits to Mosaic Psychiatric Services PLLC (Wichita Falls, TX). The 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 Kellye Mixson's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kellye Mixson accept?
Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Kellye Mixson 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 Kellye Mixson was last updated on August 20, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Mrs. Kellye Mixson, MSN, APRN, PMHNP-BC · NPI 1255965273
Psychiatric/Mental Health physician in Austin, Texas. Individual provider, active in the CMS NPPES registry since February 28, 2020.
## Identity
- **NPI:** 1255965273 (Entity type: Individual)
- **Enumerated:** February 28, 2020
- **Primary specialty:** Nurse Practitioner - Psychiatric/Mental Health · taxonomy 363LP0808X
- **State license:** 145313 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 4101 PARKSTONE HEIGHTS DR STE 360, Austin, TX 78746-7482
- **Phone:** (940) 781-9549
## 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:** Mosaic Psychiatric Services PLLC (NPI 1831050723, Wichita Falls, TX), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 20, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1255965273) · Data from the CMS NPPES public registry.