NPIMap

Organization Active NPI

Montgomery County Maryland Government

  • Adult Mental Health Clinic/Center
  • Rockville, MD
National Provider Identifier
1861514697
Registry record updated Jun 12, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Adult Mental Health Clinic/CenterTaxonomy code 261QM0850X
Legal business name
MONTGOMERY COUNTY MARYLAND GOVERNMENT
Practice address
1500 E Gude Dr
Rockville, MD 20850-5307
Phone
(240) 777-1444
NPI assigned
Apr 4, 2007
Organization subpart
Yes
Parent organization
MONTGOMERY COUNTY MARYLAND GOVERNMENTAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Jun 12, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Diana Azucena Cortez
Title
Management
Phone
(240) 672-6758

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Community/Behavioral Health Agency 251S00000X
Mental Health Clinic/Center (Including Community Mental Health Center) 261QM0801X
Adult Mental Health Clinic/Center 261QM0850X Primary
State or Local Public Health Clinic/Center 261QP0905X

Addresses

Primary practice location

1500 E Gude Dr
Rockville, MD 20850-5307

Mailing address

401 Hungerford Dr FL 6TH
Rockville, MD 20850-4154
Phone (240) 777-2500

Other identifiers 1

IdentifierTypeStateIssuer
265391502MedicaidMD

Other names 2

  • OAS Adult Mental Health Clinic Doing business as
  • BH OAMH Other name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DC

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20040805001631 DC Part B Supplier - Clinic/Group Practice 4981675477 Receives reassigned benefits from 74 practitioners
20 other NPIs on this enrollment
This NPI is an additional NPI on the enrollment
Practice locations: Silver Spring, MD; Wheaton, MD; Rockville, MD; Germantown, MD

Other NPIs on the same Medicare enrollment 20

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

View all 20

National Provider Directory

National Provider Directory
Tax ID family
Mont Co Dept of Health99 organizations share this tax ID, including this one
Part of
Mont Co Dept of Health

Organizations with this tax ID in the same state 21

This tax ID family is large, so up to 24 of its organizations in the same state are linked here.

View all 21

Locations

981 Rollins Ave
Rockville, MD 20852
Phone (240) 777-1444

Practitioners & affiliated clinicians

Practitioners 6

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1175644800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1781222400000",
    "number": "1861514697",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "401 HUNGERFORD DR FL 6TH",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208504154",
            "telephone_number": "240-777-2500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 E GUDE DR",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208505307",
            "telephone_number": "240-777-1444"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MONTGOMERY COUNTY MARYLAND GOVERNMENT",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "MONTGOMERY COUNTY MARYLAND GOVERNMENT",
        "enumeration_date": "2007-04-04",
        "last_updated": "2026-06-12",
        "certification_date": "2026-06-12",
        "status": "A",
        "authorized_official_last_name": "CORTEZ",
        "authorized_official_first_name": "DIANA",
        "authorized_official_middle_name": "AZUCENA",
        "authorized_official_title_or_position": "MANAGEMENT",
        "authorized_official_telephone_number": "240-672-6758"
    },
    "taxonomies": [
        {
            "code": "251S00000X",
            "taxonomy_group": "",
            "desc": "Community/Behavioral Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QM0801X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Mental Health (Including Community Mental Health Center)",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "261QM0850X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Adult Mental Health",
            "state": null,
            "license": null,
            "primary": true
        },
        {
            "code": "261QP0905X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Public Health, State or Local",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "265391502",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "OAS Adult Mental Health Clinic",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "OAS Adult Mental Health Clinic",
            "code": "3",
            "type": "Doing Business As"
        },
        {
            "organization_name": "BH OAMH",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

Other providers in Rockville, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 12, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.