Organization Active NPI

Wellness18

  • Addiction Medicine (Internal Medicine) Physician
  • Philadelphia, PA
National Provider Identifier
1144154063
Registry record updated Jun 9, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction Medicine (Internal Medicine) PhysicianTaxonomy code 207RA0401X
Legal business name
WELLNESS18
Practice address
2001 S 18TH St FL 1
Philadelphia, PA 19145-2905
Phone
(814) 806-5206
NPI assigned
Jun 9, 2026
Organization subpart
No

NPPES NPI Registry

Updated by the provider on Jun 9, 2026

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

Authorized official

Name
Dr. Anthony Michael Letizio, D.O.NPI 1558538074
Title
Owner
Phone
(814) 806-5206

Authorized official NPPES reports the official by name only. The link goes to the one practitioner connected to this organization with that name.

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Addiction Medicine (Internal Medicine) PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207RA0401X Primary

Addresses

Primary practice location

2001 S 18TH St FL 1
Philadelphia, PA 19145-2905

Mailing address

2001 S 18TH St FL 1
Philadelphia, PA 19145-2905
Phone (814) 806-5206

National Provider Directory

National Provider Directory

Locations

2001 S 18th St
Fl 1
Philadelphia, PA 19145
Phone (215) 207-6758

Practitioners & affiliated clinicians

Practitioners 1

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

NPI Registry JSON

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

{
    "created_epoch": "1780963200000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1780963200000",
    "number": "1144154063",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2001 S 18TH ST FL 1",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191452905",
            "telephone_number": "814-806-5206"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2001 S 18TH ST FL 1",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191452905",
            "telephone_number": "814-806-5206"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "WELLNESS18",
        "organizational_subpart": "NO",
        "enumeration_date": "2026-06-09",
        "last_updated": "2026-06-09",
        "certification_date": "2026-06-09",
        "status": "A",
        "authorized_official_last_name": "LETIZIO",
        "authorized_official_first_name": "ANTHONY",
        "authorized_official_middle_name": "MICHAEL",
        "authorized_official_title_or_position": "OWNER",
        "authorized_official_telephone_number": "814-806-5206",
        "authorized_official_name_prefix": "Dr.",
        "authorized_official_credential": "D.O."
    },
    "taxonomies": [
        {
            "code": "207RA0401X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Internal Medicine, Addiction Medicine",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Philadelphia, PA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 9, 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.