Individual provider Active NPI

Larry W Markham, M.D.

  • Pediatric Cardiology Physician
  • Nashville, TN
National Provider Identifier
1912959743
Registry record updated Feb 26, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Cardiology PhysicianTaxonomy code 2080P0202X
License
42285 Issued in TN
Practice address
1301 Medical Center Dr
Nashville, TN 37232-0028
Phone
(615) 322-5000
NPI assigned
May 17, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 26, 2026

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Cardiology Physician 2080P0202X 42285 TN Primary
Pediatric Cardiology Physician 2080P0202X 01079514 IN
Adult Congenital Heart Disease Physician 207RA0002X 01079514A IN

Addresses

Primary practice location

1301 Medical Center Dr
Nashville, TN 37232-0028

Mailing address

3841 Green Hills Village Dr Ste 200
Nashville, TN 37215-2691

Other practice location 1

705 Riley Hospital Dr
Ri 1134
Indianapolis, IN 46202-5109
Phone (317) 944-8906

Other identifiers 1

IdentifierTypeStateIssuer
300009577MedicaidIN

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address lmarkham@direct.iuhealth.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TN, IN2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20070725000629 TN Practitioner - Cardiovascular Disease (Cardiology)Practitioner - Pediatric Medicine 7012915887 Reassigns benefits to 1 organization
I20180111001360 IN Practitioner - Cardiovascular Disease (Cardiology)Practitioner - Pediatric MedicinePractitioner - Adult Congenital Heart Disease (Achd) 7012915887 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Cardiovascular Disease (Cardiology)Also: Adult Congenital Heart Disease (Achd), Pediatric Medicine
Education
East Tennessee State University Quillen College of Medicine, 1996
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Iu Health Medical Group Riley Specialists LLCGroup PAC ID 9638669815, 285 clinicians

Practice addresses (Care Compare)

705 Riley Hospital Dr
Indianapolis, IN 46202-5109
Phone (888) 484-3258

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
01079514AINMDAdult Congenital Heart Disease Physician
01079514INMDPediatric Cardiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Iu Health Medical Group Riley Specialists, LLC CurrentSince Jan 1, 2026 Accepting new patients
Riley Children's Hospital Current Accepting new patients

Locations

705 Riley Hospital Dr
#127
Indianapolis, IN 46202
Phone (317) 274-8906

705 Riley Hospital Dr
Indianapolis, IN 46202
Phone (317) 274-4779

705 Riley Hospital Dr
#1134
Indianapolis, IN 46202
Phone (317) 944-8906

Interoperability endpoints

  • Direct secure messaging: lmarkham@direct.iuhealth.org

Organizations & group practices 3

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 1

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": "1147824000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772064000000",
    "number": "1912959743",
    "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"
        },
        {
            "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": "615-322-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "705 Riley Hospital Dr",
            "address_2": "RI 1134",
            "address_purpose": "LOCATION",
            "city": "Indianapolis",
            "state": "IN",
            "postal_code": "462025109",
            "country_code": "US",
            "telephone_number": "317-944-8906",
            "fax_number": "317-944-9330",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARKHAM",
        "first_name": "LARRY",
        "middle_name": "W",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-05-17",
        "last_updated": "2026-02-26",
        "certification_date": "2026-02-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0202X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Cardiology",
            "state": "TN",
            "license": "42285",
            "primary": true
        },
        {
            "code": "2080P0202X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Cardiology",
            "state": "IN",
            "license": "01079514",
            "primary": false
        },
        {
            "code": "207RA0002X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Adult Congenital Heart Disease",
            "state": "IN",
            "license": "01079514A",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "300009577",
            "state": "IN"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lmarkham@direct.iuhealth.org",
            "affiliation": "N",
            "address_1": "705 Riley Hospital Dr",
            "address_2": "RI 1134",
            "city": "Indianapolis",
            "state": "IN",
            "country_code": "US",
            "postal_code": "462025109",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Nashville, TN

Sources for this page

Verify at the official NPI Registry.