Individual provider Active NPI

Kayla Marie Kelsen, PMHNP-BC

  • Psychiatric/Mental Health Nurse Practitioner
  • Phoenix, AZ
National Provider Identifier
1679434773
Registry record updated Jun 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatric/Mental Health Nurse PractitionerTaxonomy code 363LP0808X
License
259277 Issued in AZ
Practice address
11022 S 51St St Ste 250
Phoenix, AZ 85044-4319
Phone
(480) 939-6137
Fax
(602) 429-8445
NPI assigned
Nov 19, 2025
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jun 15, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatric/Mental Health Nurse Practitioner 363LP0808X 259277 AZ Primary

Addresses

Primary practice location

11022 S 51St St Ste 250
Phoenix, AZ 85044-4319

Mailing address

3440 E Southern Ave Unit 1203
Mesa, AZ 85204-5665

Medicare participation

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

Care Compare profile

Medicare Care Compare
Specialty
Nurse Practitioner
Education
Other, 2026
Medicare assignment
May accept Medicare assignment

Practice addresses (Care Compare)

11022 S 51St St
Suite 250
Phoenix, AZ 85044-4319

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
259277AZMDPsychiatric/Mental Health Registered Nurse

Practice roles

OrganizationSpecialtyStatusNew patients
South Mountain Family Psychiatry, LLC Psychiatric/Mental Health Current Accepting new patients

Locations

11022 S 51st St
Ste 250
Phoenix, AZ 85044
Phone (480) 939-6137

Interoperability endpoints

  • FHIR API: https://api.platform.athenahealth.com/21710/brand/1/csg/1/fhir/r4

Organizations & group practices 1

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": "1763510400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1781481600000",
    "number": "1679434773",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3440 E SOUTHERN AVE UNIT 1203",
            "city": "MESA",
            "state": "AZ",
            "postal_code": "852045665"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "11022 S 51ST ST STE 250",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850444319",
            "telephone_number": "480-939-6137",
            "fax_number": "602-429-8445"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KELSEN",
        "first_name": "KAYLA",
        "middle_name": "MARIE",
        "name_prefix": "Miss",
        "credential": "PMHNP-BC",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2025-11-19",
        "last_updated": "2026-06-15",
        "certification_date": "2026-06-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LP0808X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "AZ",
            "license": "259277",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Phoenix, AZ

Sources for this page

Verify at the official NPI Registry.