Sara Grossbier, LPC

Primary specialty

Professional CounselorTaxonomy code 101YP2500X

License

7772 Issued in WI

Practice address

11518 N Port Washington Rd Ste 202
Mequon, WI 53092-3443

Phone

(262) 244-6177

Fax

(262) 299-3040

NPI assigned

Jan 17, 2021

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in WI

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: No
• Power mobility devices: No
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Mental Health Counselor

Education

Other, 2016

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Cornerstone Counseling Services IncGroup PAC ID 1456256023, 338 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: lifestancehealth.saragrossbier@149809.advancedmd-direct.com

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.

• Cornerstone Counseling Services, Inc

  • Mental Health Counselor
  • Brookfield, WI
  • NPI 1033127246
  Medicare reassignment Care Compare group NPD

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

{
    "created_epoch": "1610841600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1749600000000",
    "number": "1629667357",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1035 W GLEN OAKS LN STE 110",
            "city": "MEQUON",
            "state": "WI",
            "postal_code": "530923392",
            "telephone_number": "262-244-6178",
            "fax_number": "262-299-3040"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11518 N PORT WASHINGTON RD STE 202",
            "city": "MEQUON",
            "state": "WI",
            "postal_code": "530923443",
            "telephone_number": "262-244-6177",
            "fax_number": "262-299-3040"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GROSSBIER",
        "first_name": "SARA",
        "credential": "LPC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-01-17",
        "last_updated": "2025-06-11",
        "certification_date": "2025-06-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": "WI",
            "license": "7772",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100161142",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Greenleaf Home Healthcare
• Kate K Greenway, LPC CHT MS COUNSELIN
• Rickey M Griffin Jr.
• Lauren Griffith, LPC
• Jessica Lynn Grimm, DPT
• Ashley Groth, LAT
• Melissa M Grube, M.D.
• Evan Guettel, DPT
• Matthew Paul Guinane
• Gundersen Lutheran Medical Center Inc

• Professional Counselor in Mequon, WI
• Providers in Mequon, WI by specialty
• Professional Counselor in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 11, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.