NPIMap

Individual provider Active NPI

Stephen Joseph Keiran Jr., MD

  • Nephrology Physician
  • Louisville, KY
National Provider Identifier
1548264369
Registry record updated Sep 30, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Nephrology PhysicianTaxonomy code 207RN0300X
License
39425 Issued in KY
Practice address
6400 Dutchmans Pkwy
Ste 250
Louisville, KY 40205-3340
Phone
(502) 587-9660
Fax
(502) 540-5615
NPI assigned
Jun 9, 2005
Last updated
Sep 30, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 30, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Nephrology Physician 207RN0300X 01055672A IN
Nephrology Physician 207RN0300X 39425 KY Primary

Addresses

Primary practice location

6400 Dutchmans Pkwy
Ste 250
Louisville, KY 40205-3340

Mailing address

6400 Dutchmans Pkwy
Ste 250
Louisville, KY 40205-3340
Phone (502) 587-9660

Other identifiers 1

IdentifierTypeStateIssuer
000000360854OtherKYANTHEM

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in KY, IN2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20050426000542 KY Practitioner - NephrologyPractitioner - Internal Medicine 9335188739 Reassigns benefits to 1 organization
I20050428000593 IN Practitioner - Nephrology 9335188739 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Nephrology
Education
University of Louisville School of Medicine, 2000
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Nephrology Associates of Kentuckiana PSCGroup PAC ID 4183522618, 38 clinicians

Practice addresses (Care Compare)

1263 Hospital Dr NW
Corydon, IN 47112-2172
Phone (812) 738-4251

6400 Dutchmans Pkwy
Suite 250
Louisville, KY 40205-3354
Phone (502) 587-9660

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
39425KYMDNephrology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Nephrology Associates of Kentuckiana PSC Nephrology CurrentSince Jul 1, 2005 Accepting new patients
Norton Enterprises, Inc. Past Accepting new patients
Community Medical Associates, Inc. Past Accepting new patients
RMS Outpatient Therapy Holdings LLC Past Accepting new patients

Locations

1263 Hospital Dr NW
Corydon, IN 47112
Phone (502) 583-7546

1919 State St
Ste 444
New Albany, IN 47150
Phone (502) 368-9590

2355 Poplar Level Rd
Ste 200
Louisville, KY 40217
Phone (502) 365-2655

6400 Dutchmans Pkwy
Ste 250
Louisville, KY 40205
Phone 5025879660239

Interoperability endpoints

  • Direct secure messaging: skeiran31826@direct.acumenmd.com

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.

Hospital & facility affiliations 39

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

View all 39

NPI Registry JSON

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

{
    "created_epoch": "1118275200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1790726400000",
    "number": "1548264369",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6400 DUTCHMANS PKWY",
            "address_2": "STE 250",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402053340",
            "telephone_number": "502-587-9660",
            "fax_number": "502-540-5615"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6400 DUTCHMANS PKWY",
            "address_2": "STE 250",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402053340",
            "telephone_number": "502-587-9660",
            "fax_number": "502-540-5615"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KEIRAN",
        "first_name": "STEPHEN",
        "middle_name": "JOSEPH",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-06-09",
        "last_updated": "2026-09-30",
        "certification_date": "2026-09-30",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "IN",
            "license": "01055672A",
            "primary": false
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "KY",
            "license": "39425",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "ANTHEM",
            "identifier": "000000360854",
            "state": "KY"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Louisville, KY

Sources for this page

Verify at the official NPI Registry.