April Marie Merrill, APRN, CCNS

Primary specialty

Clinical Nurse SpecialistTaxonomy code 364S00000X

License

65043 Issued in OK

Practice address

5350 S Western Ave Ste 315
Oklahoma City, OK 73109-4530

Phone

(405) 777-2727

Fax

(405) 953-8153

NPI assigned

May 20, 2008

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in OK

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

Certified Clinical Nurse Specialist (CNS)

Education

Other, 2011

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Integris Ambulatory Care CorporationGroup PAC ID 2365408465, 687 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Master of Science

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 and National Provider Directory roles.

• Integris Ambulatory Care Corporation

  • Family Medicine Physician
  • Oklahoma City, OK
  • NPI 1750333936
  Medicare reassignment Care Compare group NPD
• Oklahoma Sleep & Wellness Clinic, PLLC

  • Sleep Medicine (Internal Medicine) Physician
  • Oklahoma City, OK
  • NPI 1073408001
  Medicare reassignment NPD
• Summit Medical Center

  • General Acute Care Hospital
  • Edmond, OK
  • NPI 1356574560
  NPD (past)

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

{
    "created_epoch": "1211241600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1759276800000",
    "number": "1073770749",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5350 S WESTERN AVE STE 315",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731094530",
            "telephone_number": "405-777-2727",
            "fax_number": "405-953-8153"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "5350 S WESTERN AVE STE 315",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731094530",
            "telephone_number": "405-777-2727",
            "fax_number": "405-953-8153"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MERRILL",
        "first_name": "APRIL",
        "middle_name": "MARIE",
        "credential": "APRN, CCNS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2008-05-20",
        "last_updated": "2025-10-01",
        "certification_date": "2025-10-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "364S00000X",
            "taxonomy_group": "",
            "desc": "Clinical Nurse Specialist",
            "state": "OK",
            "license": "65043",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Glenda Merkley
• Merly Mathew, LLC
• Madilyn Merrell
• Kelly Renee Merrick, MSW
• Andrew Robert Merrill
• Candace Alesia Merrill, B.S. HEALTH SCIENCE
• Canyon Merrill
• Jacob Douglas Merrill, APRN-CNP
• Jarred David Merrill
• Joan T Merrill, MD

• Clinical Nurse Specialist in Oklahoma City, OK
• Providers in Oklahoma City, OK by specialty
• Clinical Nurse Specialist in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 1, 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.