Mollie Klein, APNP

Primary specialty

Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X

License

5527-33 Issued in WI

Practice address

1501 Airport Rd
Waukesha, WI 53188-2461

Phone

(262) 548-7951

Fax

(262) 970-6696

NPI assigned

Oct 24, 2013

Last updated

Dec 11, 2025By the provider in NPPES

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

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: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Nurse Practitioner

Education

Other, 2013

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Waukesha CountyGroup PAC ID 3971405481, 29 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Waukesha County

  • Case Management Agency
  • Waukesha, WI
  • NPI 1740403146
  Medicare reassignment Care Compare group NPD
• Waukesha County

  • Psychiatric Hospital
  • Waukesha, WI
  • NPI 1407988892
  NPD
• Waukesha County

  • Mental Illness Community Based Residential Treatment Facility
  • Waukesha, WI
  • NPI 1477314854
  NPD
• Waukesha Health System, Inc.

  dba Behavioral Medicine Center

  • Clinic/Center
  • Waukesha, WI
  • NPI 1346353695
  NPD (past)

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

{
    "created_epoch": "1382572800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765411200000",
    "number": "1467880641",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "514 RIVERVIEW AVE",
            "city": "WAUKESHA",
            "state": "WI",
            "postal_code": "531883631",
            "telephone_number": "262-548-7666"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1501 AIRPORT RD",
            "city": "WAUKESHA",
            "state": "WI",
            "postal_code": "531882461",
            "telephone_number": "262-548-7951",
            "fax_number": "262-970-6696"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "721 American Ave Ste 501",
            "address_purpose": "LOCATION",
            "city": "Waukesha",
            "state": "WI",
            "postal_code": "531885071",
            "country_code": "US",
            "telephone_number": "262-928-4036",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "KLEIN",
        "first_name": "MOLLIE",
        "credential": "APNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2013-10-24",
        "last_updated": "2025-12-11",
        "certification_date": "2025-12-11",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "WI",
            "license": "5527-33",
            "primary": false
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "WI",
            "license": "5527-33",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Kathleen Kay Klaas, M.D.
• Mark Alan Klaas, M.D.
• Adam Klamt, PHARMD
• Yechiel Kleen, MD
• Katelyn Ann Klein
• Emily Kleist
• Lynn A Klem, PT
• Steven W. Klemish, M.D.
• Nicole Klepp, PSY.D.
• Stacy Klettke

• Psychiatric/Mental Health Nurse Practitioner in Waukesha, WI
• Providers in Waukesha, WI by specialty
• Psychiatric/Mental Health Nurse Practitioner in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 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.