Organization Active NPI

Addiction Medical Facility, LLC

  • Substance Abuse Rehabilitation Facility
  • Seaford, DE
National Provider Identifier
1063921047
Registry record updated Apr 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Substance Abuse Rehabilitation FacilityTaxonomy code 324500000X
Legal business name
ADDICTION MEDICAL FACILITY, LLC
Practice address
400 Health Services Dr Ste 401
Seaford, DE 19973-5769
Phone
(302) 629-2300
Fax
(302) 629-2305
NPI assigned
Sep 22, 2017
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Apr 16, 2026

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

Authorized official

Name
Tammy Lynn Tharp
Title
Billing Specialist Manager
Phone
(302) 629-2300

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction (Substance Use Disorder) CounselorGroup: 193400000X SINGLE SPECIALTY GROUP 101YA0400X DE
Substance Abuse Rehabilitation Facility 324500000X Primary

Addresses

Primary practice location

400 Health Services Dr Ste 401
Seaford, DE 19973-5769

Mailing address

400 Health Services Dr Ste 401
Seaford, DE 19973-5769
Phone (302) 629-2300

Other identifiers 5

IdentifierTypeStateIssuer
004484807OtherDEHIGHMARK OF DELAWARE
250502531MedicaidDE
004311970OtherDEHIGHMARK OF DELAWARE
004228500OtherDEHIGHMARK OF DELAWARE
240044800MedicaidMD

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in DE
Opioid treatment program
Medicare-enrolled since Feb 7, 2020

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20200512002150 DE Part B Supplier - Opioid Treatment Program (Otp) 4981035714 Practice locations: Seaford, DE

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
08D2145350Addiction Medical Facility400 Health Services Drive Suite 401, Seaford, DE 19973Certificate of waiverMar 5, 2028

National Provider Directory

National Provider Directory

Locations

400 Health Services Dr
Ste 401
Seaford, DE 19973
Phone (302) 236-9772

Practitioners & affiliated clinicians

Practitioners 3

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": "1506038400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1776297600000",
    "number": "1063921047",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "400 HEALTH SERVICES DR STE 401",
            "city": "SEAFORD",
            "state": "DE",
            "postal_code": "199735769",
            "telephone_number": "302-629-2300",
            "fax_number": "302-629-2305"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "400 HEALTH SERVICES DR STE 401",
            "city": "SEAFORD",
            "state": "DE",
            "postal_code": "199735769",
            "telephone_number": "302-629-2300",
            "fax_number": "302-629-2305"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "ADDICTION MEDICAL FACILITY, LLC",
        "organizational_subpart": "NO",
        "enumeration_date": "2017-09-22",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A",
        "authorized_official_last_name": "THARP",
        "authorized_official_first_name": "TAMMY",
        "authorized_official_middle_name": "LYNN",
        "authorized_official_title_or_position": "BILLING SPECIALIST MANAGER",
        "authorized_official_telephone_number": "302-629-2300"
    },
    "taxonomies": [
        {
            "code": "101YA0400X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "DE",
            "license": null,
            "primary": false
        },
        {
            "code": "324500000X",
            "taxonomy_group": "",
            "desc": "Substance Abuse Rehabilitation Facility",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HIGHMARK OF DELAWARE",
            "identifier": "004484807",
            "state": "DE"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "250502531",
            "state": "DE"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HIGHMARK OF DELAWARE",
            "identifier": "004311970",
            "state": "DE"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "HIGHMARK OF DELAWARE",
            "identifier": "004228500",
            "state": "DE"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "240044800",
            "state": "MD"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Seaford, DE

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.