NPIMap

Individual provider Active NPI

Shannon E O'Mahar, MD

  • Hematology & Oncology Physician
  • Madison, WI
National Provider Identifier
1366569899
Registry record updated Oct 27, 2020
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
52434-020 Issued in WI
Practice address
1200 John Q Hammons Dr
Suite 400
Madison, WI 53717-1959
Phone
(608) 410-2700
Fax
(608) 410-2905
NPI assigned
Mar 22, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 27, 2020

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X 52434-020 WI Primary

Addresses

Primary practice location

1200 John Q Hammons Dr
Suite 400
Madison, WI 53717-1959

Mailing address

1200 John Q Hammons Dr
Suite 400
Madison, WI 53717-1959
Phone (608) 410-2700

Other identifiers 1

IdentifierTypeStateIssuer
1366569899MedicaidWI

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address somahar261047@direct-ehr-ssmhc.com Direct
FHIR URL https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/ Other

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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
I20121023000494 WI Practitioner - Hematology/Oncology 7517028244 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/Oncology
Education
Other, 2005
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Dean Health Systems IncGroup PAC ID 7012827983, 1,174 clinicians

Practice addresses (Care Compare)

1211 Fish Hatchery Rd
Madison, WI 53715-1909
Phone (608) 252-8000

Hospital & facility affiliations

  • SSM Health St Mary'S Hospital - Madison Hospital, Madison, WI, CCN 520083
  • SSM Health St Mary'S Hospital - Janesville Hospital, Janesville, WI, CCN 520208
  • Upland Hills Health Hospital, Dodgeville, WI, CCN 521352
  • Stoughton Hospital Hospital, Stoughton, WI, CCN 521343
  • Columbus Community Hospital Hospital, Columbus, WI, CCN 521338

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
52434-020WIMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Dean Health Systems, Inc. CurrentSince Aug 22, 2012 Accepting new patients
Dean Health Systems, Inc Hematology & Oncology CurrentSince Aug 22, 2012 Accepting new patients

Locations

1200 John Q Hammons Dr
Ste 400
Madison, WI 53717
Phone (608) 410-2700

1808 W Beltline Hwy
Madison, WI 53713
Phone (608) 250-1497

1211 Fish Hatchery Rd
Madison, WI 53715
Phone (608) 252-8000

515 22nd Ave
Monroe, WI 53566
Phone (608) 324-1000

Interoperability endpoints

  • Direct secure messaging: somahar261047@direct-ehr-ssmhc.com
  • Direct secure messaging: shannon.o'mahar@direct.forthc.com

Organizations & group practices 22

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.

View all 22

Hospital & facility affiliations 14

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

View all 14

NPI Registry JSON

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

{
    "created_epoch": "1174521600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1603756800000",
    "number": "1366569899",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1200 JOHN Q HAMMONS DR",
            "address_2": "SUITE 400",
            "city": "MADISON",
            "state": "WI",
            "postal_code": "537171959",
            "telephone_number": "608-410-2700",
            "fax_number": "608-410-2905"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 JOHN Q HAMMONS DR",
            "address_2": "SUITE 400",
            "city": "MADISON",
            "state": "WI",
            "postal_code": "537171959",
            "telephone_number": "608-410-2700",
            "fax_number": "608-410-2905"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'MAHAR",
        "first_name": "SHANNON",
        "middle_name": "E",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-03-22",
        "last_updated": "2020-10-27",
        "certification_date": "2020-10-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "WI",
            "license": "52434-020",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1366569899",
            "state": "WI"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "somahar261047@direct-ehr-ssmhc.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "somahar261047@direct-ehr-ssmhc.com",
            "address_1": "1200 John Q Hammons Dr",
            "address_2": "Suite 400",
            "city": "Madison",
            "state": "WI",
            "country_code": "US",
            "postal_code": "537171959",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://fhir.ssmhc.com/fhir/api/FHIR/DSTU2/",
            "affiliation": "N",
            "use": "OTHER",
            "useDescription": "Other",
            "useOtherDescription": "FHIR API",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CCD",
            "address_1": "1200 John Q Hammons Dr",
            "address_2": "Suite 400",
            "city": "Madison",
            "state": "WI",
            "country_code": "US",
            "postal_code": "537171959",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Madison, WI

Sources for this page

Verify at the official NPI Registry.