NPIMap

Individual provider Active NPI

Karsen Corn, MD

  • Orthopaedic Surgery Physician
  • Saint Louis, MO
National Provider Identifier
1104386796
Registry record updated Aug 11, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Orthopaedic Surgery PhysicianTaxonomy code 207X00000X
License
2025032744 Issued in MO
Practice address
1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone
(146) 172-0003
Fax
(314) 268-5121
NPI assigned
Mar 21, 2019
Last updated
Aug 11, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 11, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Orthopaedic Surgery Physician 207X00000X 2025032744 MO Primary

Addresses

Primary practice location

1201 S Grand Blvd
Saint Louis, MO 63104-1016

Mailing address

1402 S Grand Blvd
Saint Louis, MO 63104-1004
Phone (314) 577-8850

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250818002734 MO Practitioner - Orthopedic Surgery 6002141850 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Orthopedic Surgery
Education
Indiana University School of Medicine, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
SSM Health Care GroupGroup PAC ID 0143608372, 929 clinicians
SSM Medical Group IncGroup PAC ID 6608776299, 565 clinicians

Practice addresses (Care Compare)

1201 S Grand Blvd
Saint Louis, MO 63104-1016
Phone (314) 617-2000

400 Medical PLZ
Suite 100
Lake St Louis, MO 63367-1493
Phone (636) 639-8600

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Knee replacement1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2025032744MOMDOrthopaedic Surgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
SSM Health Care Group Orthopaedic Surgery CurrentSince Aug 1, 2025 Accepting new patients
SSM Medical Group Inc. CurrentSince Nov 15, 2025 Accepting new patients
SSM Medical Group, Inc. CurrentSince Nov 15, 2025 Accepting new patients
SSM Health Care Group CurrentSince Aug 1, 2025 Accepting new patients
SSM Medical Group Inc. Orthopaedic Surgery Past Accepting new patients

Locations

400 Medical Plz
Ste 100
Lake St Louis, MO 63367
Phone (636) 639-8600

10101 Woodfield Ln
Saint Louis, MO 63132
Phone (608) 280-4647

1031 Bellevue Ave
Ste 280A
Saint Louis, MO 63117
Phone (314) 617-2110

1035 Bellevue Ave
Ste 500
Saint Louis, MO 63117
Phone (314) 647-1115

1201 S Grand Blvd
Saint Louis, MO 63104
Phone (314) 257-1320

1402 S Grand Blvd
Saint Louis, MO 63104
Phone (314) 577-8762

1402 S Grand Blvd
Rm M260
Saint Louis, MO 63104
Phone (314) 617-2359

3635 Vista Ave
Saint Louis, MO 63110
Phone (314) 577-8022

Interoperability endpoints

  • Direct secure messaging: kcorn309434@direct-ehr-ssmhc.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 6

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": "1553126400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754870400000",
    "number": "1104386796",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1402 S GRAND BLVD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631041004",
            "telephone_number": "314-577-8850",
            "fax_number": "314-268-5121"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1201 S GRAND BLVD",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631041016",
            "telephone_number": "146-172-0003",
            "fax_number": "314-268-5121"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "CORN",
        "first_name": "KARSEN",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-03-21",
        "last_updated": "2025-08-11",
        "certification_date": "2025-08-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207X00000X",
            "taxonomy_group": "",
            "desc": "Orthopaedic Surgery",
            "state": "MO",
            "license": "2025032744",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.