GREGAM PLLC
NPI 1558070284
Social Worker - Clinical in Dallas, TX
About Gregam Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
GREGAM PLLC (NPI 1558070284), doing business as Ellie Mental Health-carrollton, is a healthcare organization registered as a clinical in Dallas, Texas and active in the NPI registry since November 2022. The organization lists Tracy Teimourian, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Group Practice 1
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)
Gregam Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
6Medicare enrollment records show 6 clinicians reassign Medicare billing to Gregam PLLC, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 5 within 10 miles. They are listed nearest first.
Clinicians, nearest first (6)
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 Gregam PLLC's NPI number?
The NPI number for Gregam PLLC is 1558070284. It was assigned to this organization in the NPPES registry on November 21, 2022. The provider is doing business as Ellie Mental Health-Carrollton.
Where is Gregam PLLC located?
Gregam PLLC is located at 4222 Trinity Mills Rd Ste 250, Dallas, TX 75287. The listed phone number is (818) 939-2159.
What is Gregam PLLC's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in Clinical, with taxonomy code 1041C0700X.
Is Gregam PLLC enrolled in Medicare?
Yes. Gregam PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Gregam PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to Gregam PLLC. 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. The largest specialties are Clinical Social Worker (3) and Mental Health Counselor (3). Of these, 3 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Gregam PLLC accept?
Health plans from Blue Cross and Blue Shield of Texas, CHRISTUS Health Plan, Molina Healthcare and WellPoint list Gregam PLLC 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 Gregam PLLC was last updated on November 21, 2022. 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.
# Gregam Pllc · NPI 1558070284
Clinical organization in Dallas, Texas. Organization record, active in the CMS NPPES registry since November 21, 2022.
## Identity
- **NPI:** 1558070284 (Entity type: Organization)
- **Enumerated:** November 21, 2022
- **Primary specialty:** Social Worker - Clinical · taxonomy 1041C0700X
- **Also known as:** Ellie Mental Health-Carrollton (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Tracy Teimourian, OWNER
## Practice location
- **Address:** 4222 TRINITY MILLS RD STE 250, Dallas, TX 75287-7655
- **Phone:** (818) 939-2159
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 6 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Clinical Social Worker (3), Mental Health Counselor (3); 3 practice at this address and 5 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** November 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1558070284) · Data from the CMS NPPES public registry.