Individual provider Active NPI

Mary Ellen Biller, LPC

  • Professional Counselor
  • Milwaukee, WI
National Provider Identifier
1578133013
Registry record updated Nov 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Professional CounselorTaxonomy code 101YP2500X
Practice address
1219 N Cass St
Milwaukee, WI 53202-2770
Phone
(262) 654-1004
NPI assigned
Jun 28, 2021
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 12, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Professional Counselor 101YP2500X Primary

Addresses

Primary practice location

1219 N Cass St
Milwaukee, WI 53202-2770

Mailing address

1219 N Cass St
Milwaukee, WI 53202-2770
Phone (262) 654-1004

Other names 1

  • Mary Garvens Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

Practice roles

OrganizationSpecialtyStatusNew patients
Professional Services Group, Inc. CurrentSince Jul 1, 2021 Accepting new patients
New Prospects Counseling Services Past Accepting new patients

Locations

6233 39th Ave
Kenosha, WI 53142
Phone (262) 654-1004

1205 S 70th St
Ste 301
West Allis, WI 53214
Phone (414) 475-2788

Organizations & group practices 2

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.

NPI Registry JSON

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

{
    "created_epoch": "1624838400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762905600000",
    "number": "1578133013",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1219 N CASS ST",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532022770",
            "telephone_number": "262-654-1004"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1219 N CASS ST",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532022770",
            "telephone_number": "262-654-1004"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BILLER",
        "first_name": "MARY",
        "middle_name": "ELLEN",
        "credential": "LPC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2021-06-28",
        "last_updated": "2025-11-12",
        "certification_date": "2025-11-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YP2500X",
            "taxonomy_group": "",
            "desc": "Counselor, Professional",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "MARY",
            "last_name": "GARVENS",
            "credential": "MS, LPC",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Milwaukee, WI

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 12, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.