April Keller, NURSE PRACTITIONER

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

252969 Issued in AZ

Practice address

4848 E Cactus Rd
Scottsdale, AZ 85254-4163

Phone

(480) 443-0050

NPI assigned

Jan 21, 2021

Last updated

Jan 29, 2026By the provider in NPPES

Sex

Female

Sole proprietor

Yes

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 AZ

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, 2020

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Agave Solutions PLLCGroup PAC ID 0941625651, 12 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Master of Science, Nurse Practitioner

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: aellis@destiny-springs-hc.direct.kno2fy.com
• Direct secure messaging: april.ellis.1@14973.direct.athenahealth.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.

• Agave Solutions PLLC

  • Psychiatry Physician
  • Avondale, AZ
  • NPI 1619594546

  Single Specialty

  Medicare reassignment Care Compare group NPD
• Mobileonedocs, LLC

  • Geriatric Medicine (Internal Medicine) Physician
  • Scottsdale, AZ
  • NPI 1629424379

  Single Specialty

  Medicare reassignment NPD
• New Merveille LLC

  • Community/Behavioral Health Agency
  • Phoenix, AZ
  • NPI 1710749288

  Single Specialty

  Medicare reassignment NPD
• Dr. Gregory Carr MD LLC

  • Psychiatry Physician
  • Phoenix, AZ
  • NPI 1386041861
  Medicare reassignment
• Function First Psychiatry

  • Psychiatry Physician
  • Phoenix, AZ
  • NPI 1083447338

  Single Specialty

  NPD
• Mobileonedocs, LLC

  • Family Nurse Practitioner
  • Colorado Springs, CO
  • NPI 1740858950

  Single Specialty

  NPD
• Agave Psychiatry PLLC

  • Psychiatry Physician
  • Glendale, AZ
  • NPI 1831718915

  Single Specialty

  NPD (past)
• Calvary Center Inc

  dba Calvary Healing Center

  • Substance Abuse Rehabilitation Facility
  • Phoenix, AZ
  • NPI 1013134667
  NPD (past)
• Calvary Center Inc

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Glendale, AZ
  • NPI 1215526124
  NPD (past)
• Calvary Center Inc

  dba Calvary Healing Center

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Phoenix, AZ
  • NPI 1770732885
  NPD (past)
• Calvary Center Inc

  dba Calvary Healing Center

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Phoenix, AZ
  • NPI 1790671188
  NPD (past)
• Raun D. Melmed

  dba Melmed Center

  • Developmental - Behavioral Pediatrics Physician
  • Scottsdale, AZ
  • NPI 1518085539

  Single Specialty

  NPD (past)

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

{
    "created_epoch": "1611187200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769644800000",
    "number": "1285224477",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2550 W NORTH FOOTHILLS DR UNIT 122",
            "city": "PHOENIX",
            "state": "AZ",
            "postal_code": "850850172",
            "telephone_number": "480-600-8472"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4848 E CACTUS RD",
            "city": "SCOTTSDALE",
            "state": "AZ",
            "postal_code": "852544163",
            "telephone_number": "480-443-0050"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "KELLER",
        "first_name": "APRIL",
        "credential": "NURSE PRACTITIONER",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2021-01-21",
        "last_updated": "2026-01-29",
        "certification_date": "2026-01-29",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "AZ",
            "license": "252969",
            "primary": true
        },
        {
            "code": "363LP0808X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Nurse Practitioner, Psychiatric/Mental Health",
            "state": "AZ",
            "license": "252969",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Keith G. Zacher, MD, PLC
• Katalin Kelemen, M.D.
• Ramona Kelemen, ND
• Sherron Kell, M.D.
• Keller Home Care LLC (Acti-Kare Responsive In-Home Care Scottsdale)
• Deborah Keller, MD
• Kenneth J Keller, MD
• Lindsay Keller, MD
• Natalie Marie Keller, LPC, LISAC, RN
• Neill T Keller, LCSW

• Nurse Practitioner in Scottsdale, AZ
• Providers in Scottsdale, AZ by specialty
• Nurse Practitioner in Arizona

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 29, 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.
• 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.