Krystal K Marshall, NNP

Primary specialty

Neonatal Nurse PractitionerTaxonomy code 363LN0000X

License

13786 Issued in WI

Practice address

9000 W Wisconsin Ave
Milwaukee, WI 53226-4874

Phone

(414) 266-6820

Fax

(414) 266-6979

NPI assigned

Apr 6, 2017

Sex

Female

Sole proprietor

No

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

Specialties & licenses 4

Addresses

Other identifiers 2

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

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: krmarshall@unionhealth.cernerdirect.com
• Direct secure messaging: kmarshall103589@direct.chw.org
• Direct secure messaging: kmarshall336366@ecommunitydirect.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.

• The Medical College of Wisconsin, Inc.

  • Internal Medicine Physician
  • Milwaukee, WI
  • NPI 1699720086
  Medicare reassignment NPD
• Community Physicians of Indiana Inc

  • Family Medicine Physician
  • Indianapolis, IN
  • NPI 1619105244
  NPD
• Community Physicians of Indiana Inc

  • Endocrinology, Diabetes & Metabolism Physician
  • Carmel, IN
  • NPI 1992396337
  NPD
• Union Hospital Inc.

  • General Acute Care Hospital
  • Terre Haute, IN
  • NPI 1619975331
  NPD

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

{
    "created_epoch": "1491436800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744761600000",
    "number": "1760915854",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "9000 W WISCONSIN AVE",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532264874",
            "telephone_number": "414-266-6820",
            "fax_number": "414-266-6979"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "9000 W WISCONSIN AVE",
            "city": "MILWAUKEE",
            "state": "WI",
            "postal_code": "532264874",
            "telephone_number": "414-266-6820",
            "fax_number": "414-266-6979"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3100 SW 62nd Ave",
            "address_purpose": "LOCATION",
            "city": "Miami",
            "state": "FL",
            "postal_code": "331553009",
            "country_code": "US",
            "telephone_number": "800-432-6837",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "9200 W Wisconsin Ave",
            "address_purpose": "LOCATION",
            "city": "Milwaukee",
            "state": "WI",
            "postal_code": "532263522",
            "country_code": "US",
            "telephone_number": "414-805-5800",
            "fax_number": "414-805-8097",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MARSHALL",
        "first_name": "KRYSTAL",
        "middle_name": "K",
        "credential": "NNP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2017-04-06",
        "last_updated": "2025-04-16",
        "certification_date": "2025-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LN0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Neonatal",
            "state": "FL",
            "license": "11038422",
            "primary": false
        },
        {
            "code": "363LN0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Neonatal",
            "state": "IL",
            "license": "041409825",
            "primary": false
        },
        {
            "code": "363LN0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Neonatal",
            "state": "IN",
            "license": "71007041A",
            "primary": false
        },
        {
            "code": "363LN0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Neonatal",
            "state": "WI",
            "license": "13786",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "MEDICARE RR",
            "identifier": "P02198221",
            "state": "IN"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "300020844",
            "state": "IN"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Bo Henry Marshall, PA
• Cayla Marshall, R.D.
• Kaitlin A Marshall
• Katherine Elizabeth Marshall, PHARMD
• Kaylyn Jeanette Marshall, APNP
• Matthew Marshall, PHARM.D.
• Marta V Thakkar, MD,SC
• Cheryl L Martens, MS CCC SLP
• Douglas H Martens, MSW, CAPSW
• Heather Martens

• Neonatal Nurse Practitioner in Milwaukee, WI
• Providers in Milwaukee, WI by specialty
• Neonatal Nurse Practitioner in Wisconsin

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.