NPIMap

Organization Active NPI

Maryland Treatment Centers, Inc.

Doing business as Lawrence Court Halfway House

  • Substance Abuse Rehabilitation Facility
  • Rockville, MD
National Provider Identifier
1538428339
Registry record updated Oct 24, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Substance Abuse Rehabilitation FacilityTaxonomy code 324500000X
License
904494 Issued in MD
Legal business name
MARYLAND TREATMENT CENTERS, INC.
Doing business as
Lawrence Court Halfway House
Practice address
1 Lawrence CT
Rockville, MD 20850-1523
Phone
(301) 251-8920
Fax
(301) 251-8937
NPI assigned
May 14, 2012
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Oct 24, 2025

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

Authorized official

Name
Ms. Sarah D. Bolek
Title
Assoc Dir of Contracts
Phone
(240) 401-3062

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Substance Use Disorder Rehabilitation Clinic/Center 261QR0405X 904494 MD
Substance Abuse Rehabilitation Facility 324500000X 904494 MD Primary

Addresses

Primary practice location

1 Lawrence CT
Rockville, MD 20850-1523

Mailing address

3800 Frederick Ave
Baltimore, MD 21229-3618
Phone (410) 233-1400

Other names 1

  • Lawrence Court Halfway House Doing business as

National Provider Directory

National Provider Directory
Tax ID family
Maryland Treatment Centers Inc42 organizations share this tax ID, including this one

Other organizations with this tax ID 41

Organizations that report the same tax identification number in the National Provider Directory.

View all 41

NPI Registry JSON

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

{
    "created_epoch": "1336953600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1761264000000",
    "number": "1538428339",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3800 FREDERICK AVE",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212293618",
            "telephone_number": "410-233-1400",
            "fax_number": "410-233-1666"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 LAWRENCE CT",
            "city": "ROCKVILLE",
            "state": "MD",
            "postal_code": "208501523",
            "telephone_number": "301-251-8920",
            "fax_number": "301-251-8937"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "MARYLAND TREATMENT CENTERS, INC.",
        "organizational_subpart": "NO",
        "enumeration_date": "2012-05-14",
        "last_updated": "2025-10-24",
        "certification_date": "2025-10-24",
        "status": "A",
        "authorized_official_last_name": "BOLEK",
        "authorized_official_first_name": "SARAH",
        "authorized_official_middle_name": "D.",
        "authorized_official_title_or_position": "ASSOC DIR OF CONTRACTS",
        "authorized_official_telephone_number": "240-401-3062",
        "authorized_official_name_prefix": "Ms."
    },
    "taxonomies": [
        {
            "code": "261QR0405X",
            "taxonomy_group": "",
            "desc": "Clinic/Center, Rehabilitation, Substance Use Disorder",
            "state": "MD",
            "license": "904494",
            "primary": false
        },
        {
            "code": "324500000X",
            "taxonomy_group": "",
            "desc": "Substance Abuse Rehabilitation Facility",
            "state": "MD",
            "license": "904494",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Lawrence Court Halfway House",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

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 Oct 24, 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.