Individual provider Active NPI

Stephen Michael Brennan, MD

  • Psychiatry Physician
  • Oconomowoc, WI
National Provider Identifier
1588168025
Registry record updated Jan 11, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
81856 Issued in WI
Practice address
1230 Corporate Center Dr Ste 400
Oconomowoc, WI 53066-4883
Phone
(262) 646-6311
NPI assigned
Mar 20, 2018
Last updated
Jan 11, 2024By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 11, 2024

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Internal Medicine Physician 207R00000X 81856 IA
Psychiatry Physician 2084P0800X 81856 IA
Psychiatry Physician 2084P0800X 81856 WI Primary

Addresses

Primary practice location

1230 Corporate Center Dr Ste 400
Oconomowoc, WI 53066-4883

Mailing address

34700 Valley Rd
Oconomowoc, WI 53066-4500
Phone (262) 646-4411

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WI
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 1

Enrollment IDStateProvider typePAC IDDetails
I20231211001849 WI Practitioner - PsychiatryPractitioner - Internal Medicine 8022364645 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
PsychiatryAlso: Internal Medicine
Education
Medical College of Wisconsin, 2018
Medicare assignment
May accept Medicare assignment
Group practices
Rogers Memorial Hospital IncorporatedGroup PAC ID 3476455809, 46 clinicians

Practice addresses (Care Compare)

1205 Corporate Ctr Dr
Oconomowoc, WI 53066-4898
Phone (800) 767-4411

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
81856IAMDPsychiatry Physician
81856WIMDPsychiatry Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Rogers Memorial Hospital Incorporated CurrentSince Dec 1, 2023 Accepting new patients

Locations

1205 Corporate Center Dr
Oconomowoc, WI 53066
Phone (262) 567-4828

1230 Corporate Center Dr
Ste 400
Oconomowoc, WI 53066
Phone (262) 646-6311

34700 Valley Rd
Oconomowoc, WI 53066

11101 W Lincoln Ave
West Allis, WI 53227
Phone (414) 203-4500

2424 S 102nd St
West Allis, WI 53227
Phone (414) 373-7474

Organizations & group practices 1

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.

NPI Registry JSON

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

{
    "created_epoch": "1521504000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1704931200000",
    "number": "1588168025",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "34700 VALLEY RD",
            "city": "OCONOMOWOC",
            "state": "WI",
            "postal_code": "530664500",
            "telephone_number": "262-646-4411"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1230 CORPORATE CENTER DR STE 400",
            "city": "OCONOMOWOC",
            "state": "WI",
            "postal_code": "530664883",
            "telephone_number": "262-646-6311"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BRENNAN",
        "first_name": "STEPHEN",
        "middle_name": "MICHAEL",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2018-03-20",
        "last_updated": "2024-01-11",
        "certification_date": "2024-01-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IA",
            "license": "81856",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "IA",
            "license": "81856",
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "WI",
            "license": "81856",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oconomowoc, WI

Sources for this page

Verify at the official NPI Registry.