Mariah Samuelle Johnson, MD

Primary specialty

Student in an Organized Health Care Education/Training ProgramTaxonomy code 390200000X

Practice address

901 Walnut St FL 4
Philadelphia, PA 19107-5214

Phone

(215) 955-9425

Fax

(215) 503-4347

NPI assigned

Apr 21, 2025

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Not listed in the public Medicare enrollment file

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

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

{
    "created_epoch": "1745193600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777852800000",
    "number": "1083401483",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "357 NEWPORT AVE APT 4E",
            "city": "QUINCY",
            "state": "MA",
            "postal_code": "021703359",
            "telephone_number": "717-585-1427"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "901 WALNUT ST FL 4",
            "city": "PHILADELPHIA",
            "state": "PA",
            "postal_code": "191075214",
            "telephone_number": "215-955-9425",
            "fax_number": "215-503-4347"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JOHNSON",
        "first_name": "MARIAH",
        "middle_name": "SAMUELLE",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-04-21",
        "last_updated": "2026-05-04",
        "certification_date": "2026-05-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Linda G Johnson, DMD
• Lisa J Johnson, PSY.D.
• Lynn Johnson
• Maegen Kathryn Johnson, PT, DPT
• Marcus Johnson, M.D.
• Marjorie M Johnson, MD
• Mark P Johnson, M.D.
• Markia A Johnson
• Marsha L. Johnson, LCSW
• Maya Johnson

• Student in an Organized Health Care Education/Training Program in Philadelphia, PA
• Providers in Philadelphia, PA by specialty
• Student in an Organized Health Care Education/Training Program in Pennsylvania

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 4, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.