NPIMap

Individual provider Active NPI

Mahan Ghiassi, M.D.

  • Neurological Surgery Physician
  • Louisville, KY
National Provider Identifier
1285827725
Registry record updated May 1, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neurological Surgery PhysicianTaxonomy code 207T00000X
License
49962 Issued in KY
Practice address
4915 Norton Healthcare Blvd Ste 301
Louisville, KY 40241-2866
Phone
(502) 394-6390
Fax
(502) 394-6388
NPI assigned
Aug 18, 2007
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 1, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Neurological Surgery Physician 207T00000X E-8572 AR
Neurological Surgery Physician 207T00000X 49962 KY Primary

Addresses

Primary practice location

4915 Norton Healthcare Blvd Ste 301
Louisville, KY 40241-2866

Mailing address

PO Box 776351
Chicago, IL 60677-6351
Phone (502) 588-9490

Other identifiers 2

IdentifierTypeStateIssuer
7100490440MedicaidKY
K250170OtherKYMEDICARE KENTUCKY

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address mghiassi130021@direct.nortonhealthcare.org
FHIR URL https://epicsoap.nortonhealthcare.org/

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in KY, TN2 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
I20170822003960 KY Practitioner - Neurosurgery 8022234541 Reassigns benefits to 2 organizations
I20251029000330 TN Practitioner - Neurosurgery 8022234541 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Neurosurgery
Education
Vanderbilt University School of Medicine, 2007
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Community Medical Associates IncGroup PAC ID 7012811284, 1,368 clinicians

Practice addresses (Care Compare)

4915 Norton Healthcare Blvd
Suite 103
Louisville, KY 40241-2860
Phone (502) 446-6640

4960 Norton Healthcare Blvd
Louisville, KY 40241-2831
Phone (502) 446-8125

725 Glenwood Dr
Suite E486
Chattanooga, TN 37404-1173
Phone (423) 206-9480

825 Barret Ave
Louisville, KY 40204-1743
Phone (502) 272-5165

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
81.11 of 100Reported as group
Quality
63.34
Promoting interoperability
100
Improvement activities
40
Cost
73.68

Procedures performed for Medicare patients

ProcedureNumber of procedures
Spinal fusion22
Laminectomy or laminotomy (partial removal of spine bones)1-10

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Community Medical Associates, Inc. Current Accepting new patients
Community Medical Associates, Inc. CurrentSince Aug 1, 2017 Accepting new patients
Norton Hospitals, Inc CurrentSince Mar 1, 2025 Accepting new patients
Norton Hospitals Inc CurrentSince Mar 1, 2025 Accepting new patients
Community Medical Associates, Inc. CurrentSince Aug 1, 2017 Accepting new patients
Memorial Health Partners Foundation, Inc CurrentSince Nov 10, 2025 Accepting new patients
Memorial Health Partners Foundation Inc CurrentSince Nov 10, 2025 Accepting new patients
Ozarks Medical Center Past Accepting new patients

Locations

315 E Broadway
Fl 4
Louisville, KY 40202
Phone (502) 272-5165

4915 Norton Healthcare Blvd
Ste 301
Louisville, KY 40241
Phone (502) 394-6390

4950 Norton Healthcare Blvd
Ste 305
Louisville, KY 40241
Phone (502) 394-6440

825 Barret Ave
Louisville, KY 40204
Phone (502) 272-5165

4955 Norton Healthcare Blvd
Fl 2
Louisville, KY 40241
Phone (502) 394-6350

3991 Dutchmans Ln
Ste 310
Louisville, KY 40207
Phone (502) 899-6782

3999 Dutchmans Ln
Ste 5D
Louisville, KY 40207
Phone (502) 897-1891

5600 Brainerd Rd
Ste 500
Chattanooga, TN 37411
Phone (423) 414-3586

725 Glenwood Dr
Ste E486
Chattanooga, TN 37404
Phone (423) 206-9480

Interoperability endpoints

  • Direct secure messaging: mghiassi130021@direct.nortonhealthcare.org

Organizations & group practices 8

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 16

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

View all 16

NPI Registry JSON

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

{
    "created_epoch": "1187395200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1746057600000",
    "number": "1285827725",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 776351",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606776351",
            "telephone_number": "502-588-9490"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4915 NORTON HEALTHCARE BLVD STE 301",
            "city": "LOUISVILLE",
            "state": "KY",
            "postal_code": "402412866",
            "telephone_number": "502-394-6390",
            "fax_number": "502-394-6388"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GHIASSI",
        "first_name": "MAHAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-08-18",
        "last_updated": "2025-05-01",
        "certification_date": "2025-05-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "AR",
            "license": "E-8572",
            "primary": false
        },
        {
            "code": "207T00000X",
            "taxonomy_group": "",
            "desc": "Neurological Surgery",
            "state": "KY",
            "license": "49962",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "7100490440",
            "state": "KY"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE KENTUCKY",
            "identifier": "K250170",
            "state": "KY"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mghiassi130021@direct.nortonhealthcare.org",
            "affiliation": "N",
            "address_1": "4950 Norton Healthcare Blvd Ste 305",
            "city": "Louisville",
            "state": "KY",
            "country_code": "US",
            "postal_code": "402412849",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicsoap.nortonhealthcare.org/",
            "affiliation": "N",
            "address_1": "4950 Norton Healthcare Blvd Ste 305",
            "city": "Louisville",
            "state": "KY",
            "country_code": "US",
            "postal_code": "402412849",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Louisville, KY

Sources for this page

Verify at the official NPI Registry.