Dimensions

Primary specialty

Mental Health CounselorTaxonomy code 101YM0800X

License

ID#20569XXX-117275 Issued in DC

Legal business name

DIMENSIONS

Practice address

5480 Wisconsin Ave
215B
Chevy Chase, MD 20815-3530

Phone

(877) 367-8479

NPI assigned

Jan 9, 2007

Organization subpart

No

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

Authorized official

Name

Mr. Matthew Lee Jr., MSW

Title

Ceo of Clinical Management

Phone

(202) 528-7139

Specialties & licenses 2

Addresses

Other names 1

• Psychotherapy & Polytrauma center Other name

Locations

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

{
    "created_epoch": "1168300800000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1757548800000",
    "number": "1104975903",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2 IRVING CT",
            "city": "STAFFORD",
            "state": "VA",
            "postal_code": "225566567",
            "telephone_number": "540-657-8484",
            "fax_number": "540-657-8484"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5480 WISCONSIN AVE",
            "address_2": "215B",
            "city": "CHEVY CHASE",
            "state": "MD",
            "postal_code": "208153530",
            "telephone_number": "877-367-8479"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "DIMENSIONS",
        "organizational_subpart": "NO",
        "enumeration_date": "2007-01-09",
        "last_updated": "2025-09-11",
        "status": "A",
        "authorized_official_last_name": "LEE",
        "authorized_official_first_name": "MATTHEW",
        "authorized_official_title_or_position": "CEO OF CLINICAL MANAGEMENT",
        "authorized_official_telephone_number": "202-528-7139",
        "authorized_official_name_prefix": "Mr.",
        "authorized_official_name_suffix": "Jr.",
        "authorized_official_credential": "MSW"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "193400000X MULTIPLE SINGLE SPECIALTY GROUP",
            "desc": "Counselor, Mental Health",
            "state": "DC",
            "license": "ID#20569XXX-117275",
            "primary": true
        },
        {
            "code": "251B00000X",
            "taxonomy_group": "",
            "desc": "Case Management",
            "state": "DC",
            "license": "ID#20569-XXX117275",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Psychotherapy & Polytrauma center",
            "code": "5",
            "type": "Other Name"
        }
    ]
}

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• Mental Health Counselor in Chevy Chase, MD
• Providers in Chevy Chase, MD by specialty
• Mental Health Counselor in Maryland

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.