Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

NORTHLAKE PHYSICIANS GROUP
NPI 1154855781
Psychiatry & Neurology - Psychiatry in Mandeville, LA

Q: What is Northlake Physicians Group's NPI number?

The NPI number for Northlake Physicians Group is 1154855781. It was assigned to this organization in the NPPES registry on April 20, 2017. The provider is doing business as The Ness Center.

Q: What is Northlake Physicians Group's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Active since April 20, 2017

23699 QUAIL LANE, MANDEVILLE, LA 70448(985) 334-4040(985) 626-6549 Get Directions Write a Review

NPPES record last updated: September 22, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: Sep 22, 2026, Jun 24, 2024, Apr 20, 2017 (3 updates tracked since 2017).

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About Northlake Physicians Group NPPES

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

NORTHLAKE PHYSICIANS GROUP (NPI 1154855781), doing business as The Ness Center, is a healthcare organization registered as a psychiatry in Mandeville, Louisiana and active in the NPI registry since April 2017. The organization maintains a secondary practice location in Mandeville and lists Tony Shir, Officer, as its authorized official.

NPPES Registry Identity

NPI1154855781

Entity TypeOrganization

Primary Taxonomy2084P0800X

Legal Business NameNORTHLAKE PHYSICIANS GROUP

Location Address23699 QUAIL LANEMandeville, LA 70448-7334

Mailing Address7300 N Cicero Ave, Suite 211Lincolnwood, IL 60712-1641 · (224) 392-9889

Phone(985) 334-4040

Fax(985) 626-6549

Organization SubpartYesParent: Ness Healthcare Nfp

Authorized OfficialTony ShirOfficer · (847) 452-4565

Enumeration DateApril 20, 2017

Last NPPES UpdateSeptember 22, 20263 updates tracked since enumeration

NPPES CertifiedSeptember 22, 2026

✔ NPI 1154855781 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

Definition

A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.

Also ListedClinic/Center · Mental Health (Including Community Mental Health Center)Taxonomy 261QM0801X

Also ListedClinic/Center · Multi-SpecialtyTaxonomy 261QM1300X

Also ListedSubstance Abuse Rehabilitation FacilityTaxonomy 324500000X

23699 QUAIL LANE, Mandeville, LA 70448

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Other Names 1

Doing Business AsThe Ness Center

Secondary Practice Location 1

Location 123804 North Robin Rd.mandeville, LA 70448 · Phone (985) 334-4040 · Fax (985) 626-6549

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 Louisiana Healthcare Connections, Ambetter from Magnolia Health and more.Insurance ›

Other Providers at the Same Location NPPES 2

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

TARA HIGGINBOTHAM PMHNP

Nurse Practitioner (Psychiatric/Mental Health)

23699 QUAIL LANE
MANDEVILLE, LA 70448

St. Tammany Parish (985) 334-4040

MS. PEGGY ARLENE CHUNN LPC

Counselor (Professional)

23699 QUAIL LANE
MANDEVILLE, LA 70448

St. Tammany Parish (985) 334-4040

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 Northlake Physicians Group's NPI number?

The NPI number for Northlake Physicians Group is 1154855781. It was assigned to this organization in the NPPES registry on April 20, 2017. The provider is doing business as The Ness Center.

Where is Northlake Physicians Group located?

Northlake Physicians Group is located at 23699 Quail Lane, Mandeville, LA 70448. The listed phone number is (985) 334-4040.

What is Northlake Physicians Group's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

What insurance does Northlake Physicians Group accept?

Health plans from Ambetter from Arkansas Health & Wellness, Ambetter from Louisiana Healthcare Connections, Ambetter from Magnolia Health, Ambetter from Superior HealthPlan and Blue Cross and Blue Shield of Louisiana and 1 other insurer list Northlake Physicians Group 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 Northlake Physicians Group was last updated on September 22, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.