Kareem Mohamed Hayman Genena, MD

Primary specialty

Internal Medicine PhysicianTaxonomy code 207R00000X

License

76961 Issued in TN

Practice address

1301 Medical Center Dr
Nashville, TN 37232-0028

Phone

(615) 322-3000

NPI assigned

Aug 24, 2016

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in DE

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Internal Medicine

Education

Other, 2010

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Vanderbilt University Medical CenterGroup PAC ID 5092023416, shared by 11 NPIs, 3,510 clinicians

Christiana Care Health Services IncGroup PAC ID 9739097569, 1,480 clinicians

Nephrology Associates PAGroup PAC ID 9830098177, 55 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• FKC Wilmington Dialysis facility, Wilmington, DE, CCN 082511
• FKC Newport Pike Dialysis facility, Wilmington, DE, CCN 082513
• Christiana Hospital Hospital, Newark, DE, CCN 080001
• Vanderbilt University Medical Center Hospital, Nashville, TN, CCN 440039
• Union Hospital of Cecil County Hospital, Elkton, MD, CCN 210032

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: kgenena483872@direct.sw.org

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.

• Christiana Care Health Services, Inc

  • Endocrinology, Diabetes & Metabolism Physician
  • Wilmington, DE
  • NPI 1770568107
  Medicare reassignment Care Compare group NPD
• Nephrology Associates PA

  • Nephrology Physician
  • Newark, DE
  • NPI 1407805203
  Medicare reassignment Care Compare group NPD
• Christiana Care Health Services Inc

  • Surgery Physician
  • Newark, DE
  • NPI 1144234873

  Nephrology

  NPD
• Christiana Care Health Services Inc

  • Neurology Physician
  • Chadds Ford, PA
  • NPI 1881228484
  NPD

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

• Bio-Medical Applications of Delaware, Inc.

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Wilmington, DE
  • NPI 1235234030

  Dialysis facility

  Care Compare affiliation Name & address match
• Bio-Medical Applications of Delaware, Inc.

  • End-Stage Renal Disease (ESRD) Treatment Clinic/Center
  • Wilmington, DE
  • NPI 1427380880

  Dialysis facility

  Care Compare affiliation Name & address match
• Vanderbilt University Medical Center

  • General Acute Care Hospital
  • Nashville, TN
  • NPI 1396882205
  Care Compare affiliation
• Christiana Care Health Services, Inc.

  • General Acute Care Hospital
  • Wilmington, DE
  • NPI 1134194038
  Care Compare affiliation
• Union Hospital of Cecil County

  • General Acute Care Hospital
  • Elkton, MD
  • NPI 1376523357
  Care Compare affiliation

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

{
    "created_epoch": "1471996800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780963200000",
    "number": "1396290888",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3841 GREEN HILLS VILLAGE DR STE 200",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372152691",
            "telephone_number": "615-322-6842",
            "fax_number": "615-322-5048"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1301 MEDICAL CENTER DR",
            "city": "NASHVILLE",
            "state": "TN",
            "postal_code": "372320028",
            "telephone_number": "615-322-3000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "4923 Ogletown-Stanton Road",
            "address_2": "Suite 200",
            "address_purpose": "LOCATION",
            "city": "Newark",
            "state": "DE",
            "postal_code": "19713",
            "country_code": "US",
            "telephone_number": "302-225-0451",
            "fax_number": "302-225-0472",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "601 Hamilton Ave",
            "address_2": "Office of Graduate Medical Education",
            "address_purpose": "LOCATION",
            "city": "Trenton",
            "state": "NJ",
            "postal_code": "086291915",
            "country_code": "US",
            "telephone_number": "609-599-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GENENA",
        "first_name": "KAREEM",
        "middle_name": "MOHAMED HAYMAN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2016-08-24",
        "last_updated": "2026-06-09",
        "certification_date": "2026-06-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "MN",
            "license": "70078",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "TN",
            "license": "76961",
            "primary": true
        },
        {
            "code": "207RN0300X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Nephrology",
            "state": "MN",
            "license": "32180",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "https://esmd.officeally.io:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
            "affiliation": "Y",
            "endpointDescription": "2.16.840.1.113883.3.2019.3",
            "affiliationName": "Bluemark LLC / Office Ally",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "CMS esMD eMDR",
            "address_1": "1301 Medical Center Dr",
            "city": "Nashville",
            "state": "TN",
            "country_code": "US",
            "postal_code": "372320028",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Gemm Senior Services Inc
• Marcie Leigh Gemmill, R.N.
• Gemstone Centers Inc.
• Gen'S Gentle Touch Home Healthcare, LLC
• Amanda Genco, FNP
• General Practice Inc
• Generational Health of Tennessee
• Generations Behavioral Health LLC,
• Generations Health Assoc. Inc., Dba Generations Mental Health Center
• Genesis Medical Center LLC

• Internal Medicine Physician in Nashville, TN
• Providers in Nashville, TN by specialty
• Internal Medicine Physician in Tennessee

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 9, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.