NPIMap

Individual provider Active NPI

Joshua Paul Gahan, MD

  • Diagnostic Radiology Physician
  • Royal Oak, MI
National Provider Identifier
1649809674
Registry record updated Aug 4, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
4301513944 Issued in MI
Practice address
3601 W 13 Mile Rd
Royal Oak, MI 48073-6712
Phone
(248) 898-5000
NPI assigned
Apr 2, 2020
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 4, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X 4301513944 MI Primary

Addresses

Primary practice location

3601 W 13 Mile Rd
Royal Oak, MI 48073-6712

Mailing address

26901 Beaumont Blvd
Southfield, MI 48033-3849

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address jgahan3339675@epic00.corewelldirect.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MI
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250819001350 MI Practitioner - Diagnostic Radiology 3870092679 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Wayne State University School of Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Beaumont Medical Group Hospital Based ServicesGroup PAC ID 3072875889, 575 clinicians

Practice addresses (Care Compare)

3601 W 13 Mile Rd
Royal Oak, MI 48073-6712
Phone (248) 898-6509

Hospital & facility affiliations

  • Beaumont Hospital Royal Oak Hospital, Royal Oak, MI, CCN 230130
  • Beaumont Hospital - Farmington Hills Hospital, Farmington Hills, MI, CCN 230151

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
4301513944MIMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Beaumont Medical Group Hospital -Based Services CurrentSince Jul 1, 2025 Accepting new patients

Locations

3601 W 13 Mile Rd
Royal Oak, MI 48073

26901 Beaumont Blvd
Southfield, MI 48033
Phone (947) 522-1867

26901 Beaumont Blvd
Ste 3D
Southfield, MI 48033
Phone (947) 522-1860

44201 Dequindre Rd
Troy, MI 48085
Phone (248) 471-8255

Organizations & group practices 1

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.

Hospital & facility affiliations 11

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1585785600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754265600000",
    "number": "1649809674",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "26901 BEAUMONT BLVD",
            "city": "SOUTHFIELD",
            "state": "MI",
            "postal_code": "480333849"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3601 W 13 MILE RD",
            "city": "ROYAL OAK",
            "state": "MI",
            "postal_code": "480736712",
            "telephone_number": "248-898-5000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GAHAN",
        "first_name": "JOSHUA",
        "middle_name": "PAUL",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-04-02",
        "last_updated": "2025-08-04",
        "certification_date": "2025-08-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MI",
            "license": "4301513944",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "jgahan3339675@epic00.corewelldirect.org",
            "affiliation": "N",
            "address_1": "3601 W 13 Mile Rd",
            "city": "Royal Oak",
            "state": "MI",
            "country_code": "US",
            "postal_code": "480736712",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Royal Oak, MI

Sources for this page

Verify at the official NPI Registry.