Organization Active NPI

Arthur Flax'S Comprehensive Psychosocial Services, Inc.

  • Substance Use Disorder Rehabilitation Clinic/Center
  • Baltimore, MD
National Provider Identifier
1164425609
Registry record updated Jul 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Substance Use Disorder Rehabilitation Clinic/CenterTaxonomy code 261QR0405X
License
100919 REG.11176 Issued in MD
Legal business name
ARTHUR FLAX'S COMPREHENSIVE PSYCHOSOCIAL SERVICES, INC.
Practice address
6126 Green Meadow Pkwy Apt D
Baltimore, MD 21209-3349
Phone
(410) 653-6300
Fax
(410) 764-7529
NPI assigned
May 28, 2005
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jul 6, 2026

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

Authorized official

Name
Arthur Flax, LCSW-C
Title
Director
Phone
(410) 653-6300

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Substance Use Disorder Rehabilitation Clinic/Center 261QR0405X 100919 REG.11176 MD Primary

Addresses

Primary practice location

6126 Green Meadow Pkwy Apt D
Baltimore, MD 21209-3349

Mailing address

1401 Reisterstown Rd
Ste L-2
Baltimore, MD 21208-6502
Phone (410) 653-6300

Other identifiers 1

IdentifierTypeStateIssuer
117781800MedicaidMD

Other names 1

  • comprehensive psychosocial services Former legal business name

National Provider Directory

National Provider Directory

Locations

1401 Reisterstown Rd
Ste L2
Baltimore, MD 21208
Phone (410) 653-6300

1401 Reisterstown Rd
Pikesville, MD 21208

Practitioners & affiliated clinicians

Practitioners 1

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": "1117238400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1783296000000",
    "number": "1164425609",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1401 REISTERSTOWN RD",
            "address_2": "STE L-2",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212086502",
            "telephone_number": "410-653-6300",
            "fax_number": "410-653-6300"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6126 GREEN MEADOW PKWY APT D",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212093349",
            "telephone_number": "410-653-6300",
            "fax_number": "410-764-7529"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ARTHUR FLAX'S COMPREHENSIVE PSYCHOSOCIAL SERVICES, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2005-05-28",
        "last_updated": "2026-07-06",
        "certification_date": "2026-07-06",
        "status": "A",
        "authorized_official_last_name": "FLAX",
        "authorized_official_first_name": "ARTHUR",
        "authorized_official_title_or_position": "DIRECTOR",
        "authorized_official_telephone_number": "410-653-6300",
        "authorized_official_credential": "LCSW-C"
    },
    "taxonomies": [
        {
            "code": "261QR0405X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Rehabilitation, Substance Use Disorder",
            "state": "MD",
            "license": "100919 REG.11176",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "117781800",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "comprehensive psychosocial services",
            "code": "4",
            "type": "Former Legal Business Name"
        }
    ]
}

Other providers in Baltimore, MD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 6, 2026; 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.