RILLIE GROUP
NPI 1659956555
Clinic/Center - Adult Mental Health in Tarzana, CA
About Rillie Group NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RILLIE GROUP (NPI 1659956555) is a healthcare organization registered as an adult mental health in Tarzana, California and active in the NPI registry since March 2021. The organization lists Rishi Khatri, Manager, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Rillie Group 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 Rillie Group, 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 Rillie Group's NPI number?
The NPI number for Rillie Group is 1659956555. It was assigned to this organization in the NPPES registry on March 11, 2021.
Where is Rillie Group located?
Rillie Group is located at 19100 Ventura Blvd Ste 11, Tarzana, CA 91356. The listed phone number is (310) 571-5957.
What is Rillie Group's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Adult Mental Health, with taxonomy code 261QM0850X.
Is Rillie Group enrolled in Medicare?
Yes. Rillie Group is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Rillie Group?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Psychiatry) reassigns their Medicare billing to Rillie Group. 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 Rillie Group was last updated on June 16, 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.
# Rillie Group · NPI 1659956555
Adult Mental Health organization in Tarzana, California. Organization record, active in the CMS NPPES registry since March 11, 2021.
## Identity
- **NPI:** 1659956555 (Entity type: Organization)
- **Enumerated:** March 11, 2021
- **Primary specialty:** Clinic/Center - Adult Mental Health · taxonomy 261QM0850X
- **Organization subpart:** No
- **Authorized official:** Rishi Khatri, MANAGER
## Practice location
- **Address:** 19100 VENTURA BLVD STE 11, Tarzana, CA 91356-3234
- **Phone:** (310) 571-5957
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Psychiatry) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 16, 2026
---
Source: [NPI Profile](https://npiprofile.com/npi/1659956555) · Data from the CMS NPPES public registry.