EGGLESTON, INC
NPI 1891918033
Counselor - Mental Health in Sioux Falls, SD
About Eggleston, Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
EGGLESTON, INC (NPI 1891918033) is a healthcare organization registered as a mental health in Sioux Falls, South Dakota and active in the NPI registry since April 2007. The organization lists Mary J Eggleston, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Eggleston, Inc 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 Eggleston, Inc, 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 Eggleston, Inc's NPI number?
The NPI number for Eggleston, Inc is 1891918033. It was assigned to this organization in the NPPES registry on April 10, 2007.
Where is Eggleston, Inc located?
Eggleston, Inc is located at 1601 E 69th St Ste 101, Sioux Falls, SD 57108. The listed phone number is (605) 610-6355.
What is Eggleston, Inc's specialty?
The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.
Is Eggleston, Inc enrolled in Medicare?
Yes. Eggleston, Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Eggleston, Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Mental Health Counselor) reassigns their Medicare billing to Eggleston, Inc. 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.
What insurance does Eggleston, Inc accept?
Health plans from Avera Health Plans and Sanford Health Plan list Eggleston, Inc 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 Eggleston, Inc was last updated on July 3, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.
# Eggleston, Inc · NPI 1891918033
Mental Health organization in Sioux Falls, South Dakota. Organization record, active in the CMS NPPES registry since April 10, 2007.
## Identity
- **NPI:** 1891918033 (Entity type: Organization)
- **Enumerated:** April 10, 2007
- **Primary specialty:** Counselor - Mental Health · taxonomy 101YM0800X
- **Organization subpart:** No
- **Authorized official:** Mary Eggleston, PRESIDENT
## Practice location
- **Address:** 1601 E 69TH ST STE 101, Sioux Falls, SD 57108-8322
- **Phone:** (605) 610-6355
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Mental Health Counselor) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** July 3, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1891918033) · Data from the CMS NPPES public registry.