RIETTA MILLER, LLC
NPI 1801174487
Social Worker - Clinical in Norman, OK
About Rietta Miller, Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RIETTA MILLER, LLC (NPI 1801174487) is a healthcare organization registered as a clinical in Norman, Oklahoma and active in the NPI registry since July 2011. The organization lists Rietta L Miller, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Rietta Miller, Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Rietta Miller, LLC, which bills Medicare for the services this clinician delivers.
Clinician (1)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Rietta Miller, LLC's NPI number?
The NPI number for Rietta Miller, LLC is 1801174487. It was assigned to this organization in the NPPES registry on July 29, 2011.
Where is Rietta Miller, LLC located?
Rietta Miller, LLC is located at 1818 W Lindsey St Suite C-210, Norman, OK 73069. The listed phone number is (405) 831-6388.
What is Rietta Miller, LLC's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Rietta Miller, LLC enrolled in Medicare?
Yes. Rietta Miller, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Rietta Miller, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Clinical Social Worker) reassigns their Medicare billing to Rietta Miller, LLC. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Rietta Miller, LLC was last updated on October 7, 2015. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.
# Rietta Miller, Llc · NPI 1801174487
Clinical organization in Norman, Oklahoma. Organization record, active in the CMS NPPES registry since July 29, 2011.
## Identity
- **NPI:** 1801174487 (Entity type: Organization)
- **Enumerated:** July 29, 2011
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **Organization subpart:** No
- **Authorized official:** Rietta Miller, PRESIDENT
## Practice location
- **Address:** 1818 W LINDSEY ST, SUITE C-210, Norman, OK 73069-4162
- **Phone:** (405) 831-6388 · **Fax:** (405) 858-0600
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Clinical Social Worker) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 7, 2015
---
Source: [NPI Profile](https://npiprofile.com/npi/1801174487) · Data from the CMS NPPES public registry.