Christina Lynn Callaghan, R.PH.

Primary specialty

Pharmacist Clinician (PhC)/ Clinical Pharmacy SpecialistTaxonomy code 1835P0018X

License

5302027746 Issued in MI

Practice address

945 N Euclid Ave
Bay City, MI 48706-2486

Phone

(989) 686-3592

Fax

(989) 686-0232

NPI assigned

May 16, 2007

Sex

Female

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

Not listed in the public Medicare enrollment file

Medicare enrollment (NPD)

Not enrolled

Credentials

Registered Pharmacist

State licenses

Practice roles

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.

• Kroger Co of Michigan

  • Community/Retail Pharmacy
  • Bay City, MI
  • NPI 1255365011
  NPD (past)
• Kroger Co of Michigan

  • Community/Retail Pharmacy
  • Fenton, MI
  • NPI 1326917394
  NPD (past)
• Kroger Co of Michigan

  • Community/Retail Pharmacy
  • East Lansing, MI
  • NPI 1396779138
  NPD (past)

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

{
    "created_epoch": "1179273600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1779580800000",
    "number": "1386851830",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "945 N EUCLID AVE",
            "city": "BAY CITY",
            "state": "MI",
            "postal_code": "487062486",
            "telephone_number": "989-686-3592",
            "fax_number": "989-686-0232"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "945 N EUCLID AVE",
            "city": "BAY CITY",
            "state": "MI",
            "postal_code": "487062486",
            "telephone_number": "989-686-3592",
            "fax_number": "989-686-0232"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CALLAGHAN",
        "first_name": "CHRISTINA",
        "middle_name": "LYNN",
        "name_prefix": "Mrs.",
        "credential": "R.PH.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-05-16",
        "last_updated": "2026-05-24",
        "certification_date": "2026-05-24",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "183500000X",
            "taxonomy_group": "",
            "desc": "Pharmacist",
            "state": "MI",
            "license": "5302027746",
            "primary": false
        },
        {
            "code": "1835P0018X",
            "taxonomy_group": "",
            "desc": "Pharmacist, Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist",
            "state": "MI",
            "license": "5302027746",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Loren Harlowe Byrne, LMSW
• Douglas McDonald Cabell, D.D.S.
• Michelle Caddick
• Chase M Caffrey
• Alli Caldwell
• Calmwave Counseling PLLC
• Lisa Camero
• James C Campau, D.O.
• Jennafer Marie Campbell, LPTA
• Jennifer L Campbell, MA, LLP

• Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Bay City, MI
• Providers in Bay City, MI by specialty
• Pharmacist Clinician (PhC)/ Clinical Pharmacy Specialist in Michigan

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 24, 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.