Individual provider Active NPI

Rebecca Simon Sommerfield, MA, LPC

  • Mental Health Counselor
  • Milwaukee, WI
National Provider Identifier
1588604763
Registry record updated Jul 13, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Mental Health CounselorTaxonomy code 101YM0800X
License
3586-125 Issued in WI
Practice address
1545 S Layton Blvd
Milwaukee, WI 53215-1924
Phone
(414) 671-5926
Fax
(414) 645-7850
NPI assigned
Jun 7, 2006
Last updated
Jul 13, 2026By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 13, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Mental Health Counselor 101YM0800X 3586-125 WI Primary

Addresses

Primary practice location

1545 S Layton Blvd
Milwaukee, WI 53215-1924

Mailing address

3159 N Humboldt Blvd
Milwaukee, WI 53212-2227
Phone (414) 374-0641

Other names 1

  • Ms. Rebecca Ann Simon Professional 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
Credentials
Master of Arts

State licenses

LicenseStateTypeSpecialty
3586-125WIMDMental Health Counselor

NPI Registry JSON

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

{
    "created_epoch": "1149638400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1588604763",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3159 N HUMBOLDT BLVD",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532122227",
            "telephone_number": "414-374-0641"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1545 S LAYTON BLVD",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532151924",
            "telephone_number": "414-671-5926",
            "fax_number": "414-645-7850"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SOMMERFIELD",
        "first_name": "REBECCA",
        "middle_name": "SIMON",
        "name_prefix": "Mrs.",
        "credential": "MA, LPC",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-06-07",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "101YM0800X",
            "taxonomy_group": "",
            "desc": "Counselor, Mental Health",
            "state": "WI",
            "license": "3586-125",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "REBECCA",
            "last_name": "SIMON",
            "middle_name": "ANN",
            "prefix": "MS.",
            "credential": "MA,LPC",
            "code": "2",
            "type": "Professional 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 Jul 13, 2026; 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.