MAINSTREAM MENTAL HEALTH SERVICES
NPI 1700150166
Community/Behavioral Health in Roanoke, VA

Q: What is Mainstream Mental Health Services's NPI number?

The NPI number for Mainstream Mental Health Services is 1700150166. It was assigned to this organization in the NPPES registry on March 2, 2012.

Q: What is Mainstream Mental Health Services's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Active since March 02, 2012

707 5TH ST NE, ROANOKE, VA 24016(540) 966-5808 Get Directions Write a Review

NPPES record last updated: May 4, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Mainstream Mental Health Services NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MAINSTREAM MENTAL HEALTH SERVICES (NPI 1700150166) is a healthcare organization registered as a community/behavioral health in Roanoke, Virginia and active in the NPI registry since March 2012. The organization maintains 3 additional practice locations and lists Michael Preston Morris, Chief Executive Officer, as its authorized official.

NPPES Registry Identity

NPI1700150166

Entity TypeOrganization

Primary Taxonomy251S00000X

Legal Business NameMAINSTREAM MENTAL HEALTH SERVICES

Location Address707 5TH ST NERoanoke, VA 24016-2123

Mailing AddressPo Box 745Daleville, VA 24083-0745 · (540) 966-5808 · Fax (540) 966-3470

Phone(540) 966-5808

Organization SubpartNo

Authorized OfficialMichael Preston MorrisChief Executive Officer · (540) 309-4836

Enumeration DateMarch 2, 2012

Last NPPES UpdateMay 4, 2026

NPPES CertifiedMay 4, 2026

✔ NPI 1700150166 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCommunity/Behavioral HealthAgencies

Taxonomy Code251S00000X

License✔ Licensed in VA · 1877-03-001

Definition

A private or public agency usually under local government jurisdiction, responsible for assuring the delivery of community based mental health, intellectual disabilities, substance abuse and/or behavioral health services to individuals with those disabilities. Services may range from companion care, respite, transportation, community integration, crisis intervention and stabilization, supported employment, day support, prevocational services, residential support, therapeutic and supportive consultation, environmental modifications, intensive in-home therapy and day treatment, in addition to traditional mental health and behavioral treatment.

707 5TH ST NE, Roanoke, VA 24016

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Secondary Practice Locations 3

Location 14113 Pepperell WayDublin, VA 24084-3840 · Phone (540) 966-5808

Location 28653 U S Highway 29Blairs, VA 24527-2816 · Phone (540) 966-5808

Location 37211 Cloverdale RdRoanoke, VA 24019-8221 · Phone (540) 966-5808

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.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)

Mainstream Mental Health Services 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 Mainstream Mental Health Services, which bills Medicare for the services this clinician delivers.

Clinician (1)

Brittany Tarzia, LPC

Mental Health Counselor

NPI 1225720519

707 5TH ST NE
Roanoke, VA 24016

(540) 966-5808

✔ PECOSSame address

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 Mainstream Mental Health Services's NPI number?

The NPI number for Mainstream Mental Health Services is 1700150166. It was assigned to this organization in the NPPES registry on March 2, 2012.

Where is Mainstream Mental Health Services located?

Mainstream Mental Health Services is located at 707 5th St NE, Roanoke, VA 24016. The listed phone number is (540) 966-5808.

What is Mainstream Mental Health Services's specialty?

The primary specialty registered for this NPI is Community/Behavioral Health with taxonomy code 251S00000X.

Is Mainstream Mental Health Services enrolled in Medicare?

Yes. Mainstream Mental Health Services is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mainstream Mental Health Services?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Mental Health Counselor) reassigns their Medicare billing to Mainstream Mental Health Services. 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 Mainstream Mental Health Services accept?

Health plans from Oscar Health list Mainstream Mental Health Services 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 Mainstream Mental Health Services was last updated on May 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.