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

GUARDIAN MENTAL AND BEHAVIORAL HEALTH SERVICES LLC
NPI 1821764705
Psychiatry & Neurology - Psychiatry in Bowie, MD

Q: What is Guardian Mental And Behavioral Health Services LLC's specialty?

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

Active since August 19, 2021

1611 PEBBLE BEACH DR, BOWIE, MD 20721(240) 462-9940 Get Directions Write a Review

NPPES record last updated: September 29, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Sep 29, 2026, Aug 19, 2021 (2 updates tracked since 2021).

On this page

About Guardian Mental And Behavioral Health Services Llc NPPES

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

GUARDIAN MENTAL AND BEHAVIORAL HEALTH SERVICES LLC (NPI 1821764705) is a healthcare organization registered as a psychiatry in Bowie, Maryland and active in the NPI registry since August 2021. The organization lists Chinyere Otuya, Ceo, as its authorized official.

NPPES Registry Identity

NPI1821764705

Entity TypeOrganization

Primary Taxonomy2084P0800X

Legal Business NameGUARDIAN MENTAL AND BEHAVIORAL HEALTH SERVICES LLC

Location Address1611 PEBBLE BEACH DRBowie, MD 20721-2375

Mailing Address1300 Mercantile Ln Ste 100aLargo, MD 20774-5383 · (240) 462-9940

Phone(240) 462-9940

Organization SubpartNo

Authorized OfficialChinyere OtuyaCeo · (240) 906-2723

Enumeration DateAugust 19, 2021

Last NPPES UpdateSeptember 29, 20262 updates tracked since enumeration

NPPES CertifiedSeptember 29, 2026

✔ NPI 1821764705 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ 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 · Adult Mental HealthTaxonomy 261QM0850X

Also ListedClinic/Center · Adolescent and Children Mental HealthTaxonomy 261QM0855X

1611 PEBBLE BEACH DR, Bowie, MD 20721

Open in Google Maps ↗

Other Names 1

Other NameGuardian Mental And Behavioral Health Services Llc

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Guardian Mental And Behavioral Health Services 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 Guardian Mental And Behavioral Health Services LLC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Chinyere Otuya, NP

Nurse Practitioner

NPI 1134482615

1300 MERCANTILE LN STE 100A
Largo, MD 20774

(240) 906-2723

✔ PECOS✔ Accepts Medicare1.2 mi

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 Guardian Mental And Behavioral Health Services LLC's NPI number?

The NPI number for Guardian Mental And Behavioral Health Services LLC is 1821764705. It was assigned to this organization in the NPPES registry on August 19, 2021.

Where is Guardian Mental And Behavioral Health Services LLC located?

Guardian Mental And Behavioral Health Services LLC is located at 1611 Pebble Beach Dr, Bowie, MD 20721. The listed phone number is (240) 462-9940.

What is Guardian Mental And Behavioral Health Services LLC's specialty?

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

Is Guardian Mental And Behavioral Health Services LLC enrolled in Medicare?

Yes. Guardian Mental And Behavioral Health Services LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Guardian Mental And Behavioral Health Services LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Nurse Practitioner) reassigns their Medicare billing to Guardian Mental And Behavioral Health Services 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 Guardian Mental And Behavioral Health Services LLC was last updated on September 29, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 36 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.