NIA J RAINER NP
NPI 1891660908
Nurse Practitioner - Family in Columbus, GA
About Nia J Rainer Np NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NIA J RAINER NP (NPI 1891660908) is an individual family provider in Columbus, Georgia, licensed in Georgia (GAA-NP005171) and active in the NPI registry since October 2025. She is enrolled in Medicare PECOS, maintains a secondary practice location in Clayton, and is a graduate of Other (2025).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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 and accepts Medicare assignment
Nia J Rainer Np 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 Nia Rainer reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Columbus, GA 31901
- Reassigned Medicare billing, Georgia enrollment
- 391 clinicians in this Medicare group
Dallas, TX 75244
- Reassigned Medicare billing, Alabama enrollment
- 456 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 31901 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Nia Rainer's NPI number?
The NPI number for Nia Rainer is 1891660908. It was assigned to this individual provider in the NPPES registry on October 8, 2025. The provider is also known as Nia J Agnew Rainer Np.
Where is Nia Rainer located?
Nia Rainer practices at 2000 10th Ave Ste 380, Columbus, GA 31901. The listed phone number is (706) 321-3745.
What is Nia Rainer's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Nia Rainer enrolled in Medicare?
Yes. Nia Rainer 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 Nia Rainer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Nia Rainer reassigns Medicare benefits to 2 organizations: Columbus Ambulatory Healthcare Services, Inc. (Columbus, GA) and Signify Health, LLC (Dallas, 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 Nia Rainer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Nia Rainer accept?
Health plans from CareSource and CareSource (Common Ground Healthcare) list Nia Rainer 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 Nia Rainer was last updated on June 30, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Nia J Rainer, NP · NPI 1891660908
Family physician in Columbus, Georgia. Individual provider, active in the CMS NPPES registry since October 8, 2025.
## Identity
- **NPI:** 1891660908 (Entity type: Individual)
- **Enumerated:** October 8, 2025
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** GAA-NP005171 (Georgia)
- **Sole proprietor:** No
## Practice location
- **Address:** 2000 10TH AVE STE 380, Columbus, GA 31901-3709
- **Phone:** (706) 321-3745
## 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): Columbus Ambulatory Healthcare Services, Inc. (NPI 1790733244, Columbus, GA); Signify Health, LLC (NPI 1689158487, Dallas, TX) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2025
## Record status
- **NPPES last updated:** June 30, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1891660908) · Data from the CMS NPPES public registry.