NPIMap

Individual provider Active NPI

Myla Cheyenne Callahan, CDCA, OCPSA

  • Addiction (Substance Use Disorder) Counselor
  • Cambridge, OH
National Provider Identifier
1548940679
Registry record updated Jan 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Addiction (Substance Use Disorder) CounselorTaxonomy code 101YA0400X
License
CDCA.190650 Issued in OH
Practice address
1009 Steubenville Ave
Cambridge, OH 43725-2401
Phone
(740) 439-4532
Fax
(740) 439-1031
NPI assigned
Jul 24, 2023
Last updated
Jan 28, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 28, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Case Manager/Care Coordinator 171M00000X
Addiction (Substance Use Disorder) Counselor 101YA0400X CDCA.190650 OH Primary
Prevention Professional 405300000X OCPSA.162197 OH

Addresses

Primary practice location

1009 Steubenville Ave
Cambridge, OH 43725-2401

Mailing address

1009 Steubenville Ave
Cambridge, OH 43725-2401
Phone (740) 439-4532

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
CDCA.190650OHMDAddiction (Substance Use Disorder) Counselor
OCPSA.162197OHMDPrevention Professional

Practice roles

OrganizationSpecialtyStatusNew patients
Behavioral Health Choices Current Accepting new patients
Guernsey Health Choices, Inc. CurrentSince Jul 31, 2023 Accepting new patients
Behavioral Health Choices Current Accepting new patients
Guernsey Health Choices, Inc. Addiction (Substance Use Disorder) CurrentSince Jul 31, 2023 Accepting new patients

Locations

1009 Steubenville Ave
Cambridge, OH 43725
Phone (740) 439-4532

Organizations & group practices 4

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

NPI Registry JSON

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

{
    "created_epoch": "1690156800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769558400000",
    "number": "1548940679",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1009 STEUBENVILLE AVE",
            "city": "CAMBRIDGE",
            "state": "OH",
            "postal_code": "437252401",
            "telephone_number": "740-439-4532",
            "fax_number": "740-439-1031"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1009 STEUBENVILLE AVE",
            "city": "CAMBRIDGE",
            "state": "OH",
            "postal_code": "437252401",
            "telephone_number": "740-439-4532",
            "fax_number": "740-439-1031"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CALLAHAN",
        "first_name": "MYLA",
        "middle_name": "CHEYENNE",
        "credential": "CDCA, OCPSA",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2023-07-24",
        "last_updated": "2026-01-28",
        "certification_date": "2026-01-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "171M00000X",
            "taxonomy_group": "",
            "desc": "Case Manager/Care Coordinator",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YA0400X",
            "taxonomy_group": "",
            "desc": "Counselor, Addiction (Substance Use Disorder)",
            "state": "OH",
            "license": "CDCA.190650",
            "primary": true
        },
        {
            "code": "405300000X",
            "taxonomy_group": "",
            "desc": "Prevention Professional",
            "state": "OH",
            "license": "OCPSA.162197",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Cambridge, OH

Sources for this page

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