NPIMap

Organization Active NPI

Alpha II Omega Behavioral Health

  • Substance Abuse Rehabilitation Facility
  • Baltimore, MD
National Provider Identifier
1831097120
Registry record updated Oct 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Substance Abuse Rehabilitation FacilityTaxonomy code 324500000X
Legal business name
ALPHA II OMEGA BEHAVIORAL HEALTH
Practice address
3922 Fairview Ave
Baltimore, MD 21216-1255
Phone
(410) 775-5533
NPI assigned
Oct 28, 2026
Last updated
Oct 28, 2026By the provider in NPPES
Organization subpart
Yes
Parent organization
ALPHA II OMEGA BEHAVIORAL HEALTHAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Oct 28, 2026

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

Authorized official

Name
Mr. Mathew A Harper
Title
President
Phone
(443) 775-5533

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Substance Abuse Rehabilitation Facility 324500000X Primary

Addresses

Primary practice location

3922 Fairview Ave
Baltimore, MD 21216-1255

Mailing address

621 Stemmers Run Rd
Ste F
Essex, MD 21221-3386
Phone (443) 775-5533

National Provider Directory

National Provider Directory
Tax ID family
Alpha II Omega Behavioral Health3 organizations share this tax ID, including this one

Other organizations with this tax ID 2

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

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

NPI Registry JSON

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

{
    "created_epoch": "1793145600000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1793145600000",
    "number": "1831097120",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "621 STEMMERS RUN RD",
            "address_2": "STE F",
            "city": "ESSEX",
            "state": "MD",
            "postal_code": "212213386",
            "telephone_number": "443-775-5533",
            "fax_number": "410-994-8703"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3922 FAIRVIEW AVE",
            "city": "BALTIMORE",
            "state": "MD",
            "postal_code": "212161255",
            "telephone_number": "410-775-5533"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ALPHA II OMEGA BEHAVIORAL HEALTH",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "ALPHA II OMEGA BEHAVIORAL HEALTH",
        "enumeration_date": "2026-10-28",
        "last_updated": "2026-10-28",
        "certification_date": "2026-10-26",
        "status": "A",
        "authorized_official_last_name": "HARPER",
        "authorized_official_first_name": "MATHEW",
        "authorized_official_middle_name": "A",
        "authorized_official_title_or_position": "PRESIDENT",
        "authorized_official_telephone_number": "443-775-5533",
        "authorized_official_name_prefix": "Mr."
    },
    "taxonomies": [
        {
            "code": "324500000X",
            "taxonomy_group": "",
            "desc": "Substance Abuse Rehabilitation Facility",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

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 Oct 28, 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.