Tammi Lynn Greenwaldt, CNM

Primary specialty

Obstetrics & Gynecology Nurse PractitionerTaxonomy code 363LX0001X

License

14323-33 Issued in WI

Practice address

W180N8000 Town Hall Rd
Menomonee Falls, WI 53051-4002

Phone

(262) 255-2500

NPI assigned

Jun 22, 2023

Last updated

Jan 27, 2026By 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

Other identifiers 1

Medicare fee-for-service enrollment

Enrolled in WI2 enrollments

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 2

Medicare enrollment (NPD)

Enrolled

Credentials

Certified Nurse Midwife

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: tgreenwaldtrn45059@direct.froedtert.com

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.

• Froedtert &the Medical College of Wisconsin Community Physicians, Inc.

  • Internal Medicine Physician
  • Menomonee Falls, WI
  • NPI 1568787448
  Medicare reassignment NPD
• The Medical College of Wisconsin, Inc.

  • Internal Medicine Physician
  • Milwaukee, WI
  • NPI 1699720086
  Medicare reassignment NPD
• Froedtert &the Medical College of Wisconsin Community Physicians, Inc.

  • Durable Medical Equipment & Medical Supplies
  • Wauwatosa, WI
  • NPI 1154947224
  NPD

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

{
    "created_epoch": "1687392000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769472000000",
    "number": "1225714660",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "W180N8000 TOWN HALL RD",
            "city": "MENOMONEE FALLS",
            "state": "WI",
            "postal_code": "530514002",
            "telephone_number": "262-255-2500"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "W180N8000 TOWN HALL RD",
            "city": "MENOMONEE FALLS",
            "state": "WI",
            "postal_code": "530514002",
            "telephone_number": "262-255-2500"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9200 W Wisconsin Ave",
            "address_purpose": "LOCATION",
            "city": "Milwaukee",
            "state": "WI",
            "postal_code": "532263522",
            "country_code": "US",
            "telephone_number": "414-805-6600",
            "fax_number": "414-805-6622",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GREENWALDT",
        "first_name": "TAMMI",
        "middle_name": "LYNN",
        "name_prefix": "Mrs.",
        "credential": "CNM",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-06-22",
        "last_updated": "2026-01-27",
        "certification_date": "2026-01-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LX0001X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Obstetrics & Gynecology",
            "state": "WI",
            "license": "14323-33",
            "primary": true
        },
        {
            "code": "176B00000X",
            "taxonomy_group": "",
            "desc": "Midwife",
            "state": "WI",
            "license": "150027-32",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1225714660",
            "state": "WI"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Peter W. Goy, M.D.
• Kerri Lee Grams Vance, OD
• Nana Grant-Acquah, M.D.
• Jackie Gray
• Todd G. Greenfield, D.P.M.
• Joel Girard Greenya
• Sharon Elaine Greggs, M.D.
• Cameron E Greiten
• Kim Ann Greiveldinger, BSN, RNC
• Molly Griesbach, PT, DPT

• Obstetrics & Gynecology Nurse Practitioner in Menomonee Falls, WI
• Providers in Menomonee Falls, WI by specialty
• Obstetrics & Gynecology Nurse Practitioner in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 27, 2026; 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.