Mason Trevor Callahan

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

APRN.CNP.0039360 Issued in OH

Practice address

3188 Bellevue Ave
Cincinnati, OH 45219-2369

Phone

(513) 584-1000

NPI assigned

May 28, 2025

Sex

Male

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in OH

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

University of Cincinnati Physicians Company LLCGroup PAC ID 2264344480, 1,474 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Practitioner, Nurse Practitioner

Practice roles

Locations

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

• University of Cincinnati Physicians Company, LLC

  • Family Medicine Physician
  • Cincinnati, OH
  • NPI 1801840434

  Nurse Practitioner

  Medicare reassignment Care Compare group NPD
• University of Cincinnati Medical Center, LLC

  • Nurse Practitioner
  • Cincinnati, OH
  • NPI 1255352068
  NPD
• University Surgical-Dental Associates, LLC

  • Oral & Maxillofacial Surgery (D.M.D.)
  • Cincinnati, OH
  • NPI 1649241787
  NPD (past)

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

{
    "created_epoch": "1748390400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1748822400000",
    "number": "1053104406",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 636256",
            "city": "CINCINNATI",
            "state": "OH",
            "postal_code": "452636256",
            "telephone_number": "513-585-6200",
            "fax_number": "513-245-3672"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3188 BELLEVUE AVE",
            "city": "CINCINNATI",
            "state": "OH",
            "postal_code": "452192369",
            "telephone_number": "513-584-1000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "7700 University Dr",
            "address_purpose": "LOCATION",
            "city": "West Chester",
            "state": "OH",
            "postal_code": "450692505",
            "country_code": "US",
            "telephone_number": "513-475-8000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CALLAHAN",
        "first_name": "MASON",
        "middle_name": "TREVOR",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-05-28",
        "last_updated": "2025-06-02",
        "certification_date": "2025-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LA2100X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Acute Care",
            "state": "OH",
            "license": "APRN.CNP.0039360",
            "primary": false
        },
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "OH",
            "license": "APRN.CNP.0039360",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Call Therapy LLC
• Scott Edward Call, M.D.
• Anna Beatrice Callahan
• Katlyn Callahan
• Kristen A Callahan, CRNA
• Michael J Callahan, PTA
• Scott R Callahan, MD
• Called 2 Encourage
• Marie R Callen, D.M.D
• Rebecca Callender, M.A.

• Nurse Practitioner in Cincinnati, OH
• Providers in Cincinnati, OH by specialty
• Nurse Practitioner in Ohio

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 2, 2025; 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.
• 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.