Individual provider Active NPI

Laila Mossa-Basha, DO

  • Infectious Disease Physician
  • Wauwatosa, WI
National Provider Identifier
1669978375
Registry record updated Jan 6, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Infectious Disease PhysicianTaxonomy code 207RI0200X
License
77248-21 Issued in WI
Practice address
9230 W Mount Vernon Ave
Wauwatosa, WI 53226-4409
Phone
(317) 362-7200
NPI assigned
Apr 2, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jan 6, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Infectious Disease Physician 207RI0200X 77248-21 WI Primary
Student in an Organized Health Care Education/Training Program 390200000X

Addresses

Primary practice location

9230 W Mount Vernon Ave
Wauwatosa, WI 53226-4409

Mailing address

9230 W Mount Vernon Ave
Wauwatosa, WI 53226-4409

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
I20240827001755 WI Practitioner - Infectious Disease 4688921943 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Infectious Disease
Education
Marian University College of Osteopathic Medicine, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Infectious Disease Specialists of SE Wi, SCGroup PAC ID 5890697874, 13 clinicians

Practice addresses (Care Compare)

W180N8071 Town Hall Rd
Menomonee Falls, WI 53051-3518
Phone (262) 251-1000

Hospital & facility affiliations

  • Community Memorial Hospital Hospital, Menomonee Falls, WI, CCN 520103
  • Ascension SE Wisconsin Hospital Hospital, Milwaukee, WI, CCN 520136
  • Froedtert Memorial Lutheran Hospital Hospital, Milwaukee, WI, CCN 520177
  • Ascension Columbia St Marys Hospital Milwaukee Hospital, Milwaukee, WI, CCN 520051

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
77248-21WIMDInfectious Disease Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Infectious Disease Specialists of SE Wi, SC Infectious Disease CurrentSince Sep 16, 2024 Accepting new patients
Thedacare, Incorporated CurrentSince Jan 1, 2025 Accepting new patients
St. Vincent Hospital & Health Care Center, Inc. Past Accepting new patients

Locations

4480 W Spencer St
Appleton, WI 54914
Phone (920) 738-4800

1818 N Meade St
Appleton, WI 54911
Phone (920) 731-4101

225 Memorial Dr
Berlin, WI 54923
Phone (920) 361-1313

19333 W North Ave
Brookfield, WI 53045
Phone (262) 785-2000

150 S Sunny Slope Rd
Ste 136
Brookfield, WI 53005
Phone (262) 641-6089

1032 E Sumner St
Hartford, WI 53027
Phone (262) 670-4300

W180N8085 Town Hall Rd
Menomonee Fls, WI 53051
Phone (262) 257-5000

2301 N Lake Dr
Milwaukee, WI 53211
Phone (414) 270-4932

600 N Westhaven Dr
Oshkosh, WI 54904
Phone (920) 237-5000

36500 Aurora Dr
Summit, WI 53066
Phone (262) 434-1000

8901 W Lincoln Ave
West Allis, WI 53227
Phone (414) 328-6000

Interoperability endpoints

  • Direct secure messaging: lmossabasha170720@direct.phci.org
  • Direct secure messaging: lmossabasha568535@direct.froedtert.com

Organizations & group practices 3

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 5

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": "1522627200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767657600000",
    "number": "1669978375",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9230 W MOUNT VERNON AVE",
            "city": "WAUWATOSA",
            "state": "WI",
            "postal_code": "532264409"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9230 W MOUNT VERNON AVE",
            "city": "WAUWATOSA",
            "state": "WI",
            "postal_code": "532264409",
            "telephone_number": "317-362-7200"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MOSSA-BASHA",
        "first_name": "LAILA",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-02",
        "last_updated": "2026-01-06",
        "certification_date": "2026-01-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RI0200X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Infectious Disease",
            "state": "WI",
            "license": "77248-21",
            "primary": true
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Wauwatosa, WI

Sources for this page

Verify at the official NPI Registry.