NPIMap

Individual provider Active NPI

Aaron J Kelkhoff, MD

  • Advanced Heart Failure and Transplant Cardiology Physician
  • Tulsa, OK
National Provider Identifier
1598007478
Registry record updated Apr 14, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Advanced Heart Failure and Transplant Cardiology PhysicianTaxonomy code 207RA0001X
License
36992 Issued in OK
Practice address
6151 S Yale Ave Ste 100a
Tulsa, OK 74136-1929
Phone
(918) 494-8500
NPI assigned
Mar 19, 2013
Last updated
Apr 14, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 14, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Cardiovascular Disease Physician 207RC0000X 36992 OK
Advanced Heart Failure and Transplant Cardiology Physician 207RA0001X 36992 OK Primary

Addresses

Primary practice location

6151 S Yale Ave Ste 100a
Tulsa, OK 74136-1929

Mailing address

6151 S Yale Ave Ste 100a
Tulsa, OK 74136-1929
Phone (918) 494-8500

Other identifiers 1

IdentifierTypeStateIssuer
200940350AMedicaidOK

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OK, TX2 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
I20201111001856 OK Practitioner - Advanced Heart Failure and Transplant CardiologyPractitioner - Cardiovascular Disease (Cardiology) 4688975188 Reassigns benefits to 5 organizations
I20230914000351 TX Practitioner - Internal Medicine 4688975188

Care Compare profile

Medicare Care Compare
Specialty
Advanced Heart Failure and Transplant CardiologyAlso: Cardiovascular Disease (Cardiology)
Education
University of Arkansas College of Medicine, 2013
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Warren Clinic IncGroup PAC ID 8820900293, 787 clinicians
Saint Francis Hospital, Inc.Group PAC ID 9537061171, 58 clinicians

Practice addresses (Care Compare)

6161 S Yale Ave
Tulsa, OK 74136-1902
Phone (918) 502-4720

6600 S Yale Ave
Suite 1400
Tulsa, OK 74136-3331
Phone (918) 488-6000

715 N Foreman St
Vinita, OK 74301-1422
Phone (918) 256-8731

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Warren Clinic Inc CurrentSince Jan 4, 2021 Accepting new patients
Saint Francis Hospital Muskogee Inc CurrentSince Jan 4, 2021 Accepting new patients

Locations

300 Rockefeller Dr
Muskogee, OK 74401
Phone (918) 682-5501

10501 E 91st St
Tulsa, OK 74133
Phone (918) 307-6000

6151 S Yale Ave
Ste 100A
Tulsa, OK 74136
Phone (918) 494-2100

6161 S Yale Ave
Tulsa, OK 74136
Phone (918) 494-2200

6600 S Yale Ave
Ste 1200
Tulsa, OK 74136
Phone (918) 488-6045

6600 S Yale Ave
Ste 1400
Tulsa, OK 74136
Phone (888) 247-0125

735 N Foreman St
Vinita, OK 74301
Phone (918) 256-7551

Interoperability endpoints

  • Direct secure messaging: akelkhoff236536@direct.saintfrancis.com

Organizations & group practices 5

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 9

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": "1363651200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776124800000",
    "number": "1598007478",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6151 S YALE AVE STE 100A",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741361929",
            "telephone_number": "918-494-8500",
            "fax_number": "918-307-5578"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6151 S YALE AVE STE 100A",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741361929",
            "telephone_number": "918-494-8500"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KELKHOFF",
        "first_name": "AARON",
        "middle_name": "J",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2013-03-19",
        "last_updated": "2026-04-14",
        "certification_date": "2026-04-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RC0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Cardiovascular Disease",
            "state": "OK",
            "license": "36992",
            "primary": false
        },
        {
            "code": "207RA0001X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Advanced Heart Failure and Transplant Cardiology",
            "state": "OK",
            "license": "36992",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200940350A",
            "state": "OK"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Tulsa, OK

Sources for this page

Verify at the official NPI Registry.