LOUDOUN PSYCHIATRY GROUP LLC
NPI 1740974914
Clinic/Center - Mental Health (Including Community Mental Health Center) in Sterling, VA
About Loudoun Psychiatry Group Llc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
LOUDOUN PSYCHIATRY GROUP LLC (NPI 1740974914) is a healthcare organization registered as a mental health (including community mental health center) in Sterling, Virginia and active in the NPI registry since June 2023. The organization lists Mark Parker, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Loudoun Psychiatry Group 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 Loudoun Psychiatry Group 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 Loudoun Psychiatry Group LLC's NPI number?
The NPI number for Loudoun Psychiatry Group LLC is 1740974914. It was assigned to this organization in the NPPES registry on June 8, 2023.
Where is Loudoun Psychiatry Group LLC located?
Loudoun Psychiatry Group LLC is located at 22611 Markey Ct Ste 114, Sterling, VA 20166. The listed phone number is (703) 249-4828.
What is Loudoun Psychiatry Group LLC's specialty?
The primary specialty registered for this NPI is Clinic/Center, specializing in Mental Health (Including Community Mental Health Center), with taxonomy code 261QM0801X.
Is Loudoun Psychiatry Group LLC enrolled in Medicare?
Yes. Loudoun Psychiatry Group LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Loudoun Psychiatry Group LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nurse Practitioner) reassigns their Medicare billing to Loudoun Psychiatry Group 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 Loudoun Psychiatry Group LLC was last updated on June 8, 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.
# Loudoun Psychiatry Group Llc · NPI 1740974914
Mental Health (Including Community Mental Health Center) organization in Sterling, Virginia. Organization record, active in the CMS NPPES registry since June 8, 2023.
## Identity
- **NPI:** 1740974914 (Entity type: Organization)
- **Enumerated:** June 8, 2023
- **Primary specialty:** Clinic/Center - Mental Health (Including Community Mental Health Center) · taxonomy 261QM0801X
- **Organization subpart:** No
- **Authorized official:** Mark Parker, OWNER
## Practice location
- **Address:** 22611 MARKEY CT STE 114, Sterling, VA 20166-6925
- **Phone:** (703) 249-4828
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Nurse Practitioner) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** June 8, 2023
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Source: [NPI Profile](https://npiprofile.com/npi/1740974914) · Data from the CMS NPPES public registry.