NPIMap

Individual provider Active NPI

Tanner Michael Johanns, MD

  • Medical Oncology Physician
  • Saint Louis, MO
National Provider Identifier
1619222502
Registry record updated Apr 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Oncology PhysicianTaxonomy code 207RX0202X
License
2013039279 Issued in MO
Practice address
4921 Parkview PL
Div Im Medical Oncology, Ste 7a, 7B, 7C
Saint Louis, MO 63110-1032
Phone
(800) 647-2098
Fax
(314) 362-3192
NPI assigned
Jul 17, 2012
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Oncology Physician 207RX0202X 2013039279 MO Primary

Addresses

Primary practice location

4921 Parkview PL
Div Im Medical Oncology, Ste 7a, 7B, 7C
Saint Louis, MO 63110-1032

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (800) 647-2098

Other identifiers 1

IdentifierTypeStateIssuer
200059128MedicaidMO

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Washington University

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO, IL2 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
I20180807002866 MO Practitioner - Medical OncologyPractitioner - Internal Medicine 7810126489 Reassigns benefits to 1 organization
I20250409001488 IL Practitioner - Medical Oncology 7810126489 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Medical OncologyAlso: Internal Medicine
Education
University of Minnesota Medical School, 2012
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Washington UniversityGroup PAC ID 9830008770, 2,968 clinicians

Practice addresses (Care Compare)

10 Hospital Dr
Saint Peters, MO 63376-1659
Phone (800) 647-2098

10 Hospital Dr Mob
2 Bjsph Siteman Cancer Center
St Peters, MO 63376-1659
Phone (800) 647-2098

11133 Dunn Rd
Saint Louis, MO 63136-6163
Phone (314) 362-7603

4500 Forest Park Ave
Saint Louis, MO 63108-2114

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
84.2 of 100Reported as group
Quality
71.6
Promoting interoperability
100
Improvement activities
40
Cost
75.75

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Washington University Physicians in Illinois, Inc CurrentSince Feb 6, 2025 Accepting new patients
Washington University Physicians in Illinois, Inc CurrentSince Feb 6, 2025 Accepting new patients
Washington University Physicians in Illinois, Inc Current Accepting new patients
Ozarks Medical Center Past Accepting new patients

Locations

1404 Cross St
Shiloh, IL 62269
Phone (618) 607-1000

4500 Memorial Dr
Swansea, IL 62226
Phone (618) 233-7750

4921 Parkview Pl
Fl 7
Saint Louis, MO 63110
Phone (314) 362-6908

4921 Parkview Pl
Ste 7A
Saint Louis, MO 63110
Phone (314) 454-8304

Interoperability endpoints

  • Direct secure messaging: tjohanns155520@direct.carenet.org

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 and National Provider Directory roles.

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": "1342483200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744848000000",
    "number": "1619222502",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7412011",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606742011",
            "telephone_number": "800-647-2098",
            "fax_number": "314-362-3192"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4921 PARKVIEW PL",
            "address_2": "DIV IM MEDICAL ONCOLOGY, STE 7A, 7B, 7C",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101032",
            "telephone_number": "800-647-2098",
            "fax_number": "314-362-3192"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "JOHANNS",
        "first_name": "TANNER",
        "middle_name": "MICHAEL",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2012-07-17",
        "last_updated": "2025-04-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "MO",
            "license": "2013039279",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200059128",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "4921 Parkview Pl",
            "address_2": "Div IM Medical Oncology, Ste 7A, 7B, 7C",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631101032",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.