MAINLINE HEALTH SYSTEMS, INC
NPI 1508303124
Clinic/Center - Federally Qualified Health Center (FQHC) in Lake Village, AR

Q: What is Mainline Health Systems, Inc's NPI number?

The NPI number for Mainline Health Systems, Inc is 1508303124. It was assigned to this organization in the NPPES registry on January 20, 2017. The provider is doing business as Lakeside School.

Q: What is Mainline Health Systems, Inc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Federally Qualified Health Center (FQHC), with taxonomy code 261QF0400X.

Active since January 20, 2017

360A W HIGHWAY 82, LAKE VILLAGE, AR 71653(870) 201-2127(888) 671-8943 Get Directions Write a Review

NPPES record last updated: March 23, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Mar 23, 2026, May 15, 2025, Sep 18, 2024 and 5 more (8 updates tracked since 2017).

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About Mainline Health Systems, Inc NPPES

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

MAINLINE HEALTH SYSTEMS, INC (NPI 1508303124), doing business as Lakeside School, is a healthcare organization registered as a federally qualified health center (fqhc) in Lake Village, Arkansas and active in the NPI registry since January 2017. The organization lists Gary Allan Nichols, Ceo, as its authorized official.

NPPES Registry Identity

NPI1508303124

Entity TypeOrganization

Primary Taxonomy261QF0400X

Legal Business NameMAINLINE HEALTH SYSTEMS, INC

Location Address360A W HIGHWAY 82Lake Village, AR 71653-7501

Mailing Address342 Highway 425 SMonticello, AR 71655-4612 · (870) 942-3000 · Fax (870) 942-3005

Phone(870) 201-2127

Fax(888) 671-8943

Organization SubpartNo

Authorized OfficialGary Allan NicholsCeo · (870) 942-3000

Enumeration DateJanuary 20, 2017

Last NPPES UpdateMarch 23, 20268 updates tracked since enumeration

NPPES CertifiedMarch 23, 2026

✔ NPI 1508303124 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyClinic/Center · Federally Qualified Health Center (FQHC)Ambulatory Health Care Facilities

Taxonomy Code261QF0400X

Also ListedPsychologist · Cognitive & BehavioralTaxonomy 103TB0200X

360A W HIGHWAY 82, Lake Village, AR 71653

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Other Names 1

Doing Business AsLakeside School

Other Identifiers 1

Medicaid223565749AR

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Louisiana Healthcare Connections and more.Insurance ›

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MAINLINE HEALTH SYSTEMS, INC

Clinic/Center (Federally Qualified Health Center (FQHC))

360A W HIGHWAY 82
LAKE VILLAGE, AR 71653

Chicot County (870) 201-2127

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 Mainline Health Systems, Inc's NPI number?

The NPI number for Mainline Health Systems, Inc is 1508303124. It was assigned to this organization in the NPPES registry on January 20, 2017. The provider is doing business as Lakeside School.

Where is Mainline Health Systems, Inc located?

Mainline Health Systems, Inc is located at 360A W Highway 82, Lake Village, AR 71653. The listed phone number is (870) 201-2127.

What is Mainline Health Systems, Inc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Federally Qualified Health Center (FQHC), with taxonomy code 261QF0400X.

What insurance does Mainline Health Systems, Inc accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Home State Health, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health and Ambetter from Superior HealthPlan and 2 other insurers list Mainline Health Systems, 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 Mainline Health Systems, Inc was last updated on March 23, 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.