KATINA J WIER NP-C
NPI 1285015446
Nurse Practitioner - Family in Knoxville, TN
About Katina J Wier Np-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATINA J WIER NP-C (NPI 1285015446) is an individual family provider in Knoxville, Tennessee, licensed in Tennessee (20044) and active in the NPI registry since June 2015. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 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)
Katina J Wier Np-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
5Medicare enrollment records show Katina Wier reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Knoxville, TN 37915
- Reassigned Medicare billing, Tennessee enrollment
- 4 clinicians in this Medicare group
Knoxville, TN 37923
- Reassigned Medicare billing, Tennessee enrollment
- 13 clinicians in this Medicare group
Knoxville, TN 37923
- Reassigned Medicare billing, Tennessee enrollment
- 8 clinicians in this Medicare group
Knoxville, TN 37932
- Reassigned Medicare billing, Tennessee enrollment
- 504 clinicians in this Medicare group
Lawrenceburg, IN 47025
- Reassigned Medicare billing, Tennessee enrollment
- 394 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 2
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 37915 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 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
KNOXVILLE, TN 37915
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 Katina Wier's NPI number?
The NPI number for Katina Wier is 1285015446. It was assigned to this individual provider in the NPPES registry on June 14, 2015.
Where is Katina Wier located?
Katina Wier practices at 900 E Hill Ave Ste 205, Knoxville, TN 37915. The listed phone number is (865) 415-2620.
What is Katina Wier's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Katina Wier enrolled in Medicare?
Yes. Katina Wier is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Katina Wier's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Katina Wier reassigns Medicare benefits to 5 organizations: Phoenix Spine And Health PLLC (Knoxville, TN), Optimal Health PLLC (Knoxville, TN), Optimal Medical PLLC (Knoxville, TN), Covenant Medical Group, Inc. (Knoxville, TN) and Hospital Medicine Services Of Tennessee PC (Lawrenceburg, IN). 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 Katina Wier's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Katina Wier accept?
Health plans from Ambetter Health, Ambetter from Arkansas Health & Wellness, Ambetter of Alabama, Ambetter of North Carolina and Ambetter of Tennessee and 1 other insurer list Katina Wier 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 Katina Wier was last updated on September 3, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Katina J Wier, NP-C · NPI 1285015446
Family physician in Knoxville, Tennessee. Individual provider, active in the CMS NPPES registry since June 14, 2015.
## Identity
- **NPI:** 1285015446 (Entity type: Individual)
- **Enumerated:** June 14, 2015
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 20044 (Tennessee)
- **Sole proprietor:** No
## Practice location
- **Address:** 900 E HILL AVE STE 205, Knoxville, TN 37915-2563
- **Phone:** (865) 415-2620
## 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:** 5 organizations under Medicare reassignment (form CMS-855R): Phoenix Spine And Health PLLC (NPI 1063300234, Knoxville, TN); Optimal Health PLLC (NPI 1477812196, Knoxville, TN); Optimal Medical PLLC (NPI 1689354284, Knoxville, TN); Covenant Medical Group, Inc. (NPI 1457302010, Knoxville, TN); Hospital Medicine Services Of Tennessee PC (NPI 1528433802, Lawrenceburg, IN) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 3, 2025
- **Other identifiers:** Medicaid Q013796 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1285015446) · Data from the CMS NPPES public registry.