Samantha Nivens, APRN

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

222785 Issued in OK

Practice address

6600 S Yale Ave Ste 600
Tulsa, OK 74136-3363

Phone

(918) 491-5990

Fax

(918) 488-6673

NPI assigned

Apr 10, 2025

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

Nurse Practitioner

Education

Other, 2024

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Warren Clinic IncGroup PAC ID 8820900293, 787 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Saint Francis Hospital, Inc Hospital, Tulsa, OK, CCN 370091
• Saint Francis Hospital South, LLC Hospital, Tulsa, OK, CCN 370218

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: smurray97859@direct.saintfrancis.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.

• Warren Clinic Inc

  • General Practice Physician
  • Tulsa, OK
  • NPI 1174582282
  Medicare reassignment Care Compare group NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Saint Francis Hospital South LLC

  dba Saint Francis Hospital South

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1376561944
  Care Compare affiliation
• Saint Francis Hospital, Inc.

  • Rehabilitation Hospital Unit
  • Tulsa, OK
  • NPI 1003039488
  Care Compare affiliation
• Saint Francis Hospital, Inc.

  • General Acute Care Hospital
  • Tulsa, OK
  • NPI 1144228487
  Care Compare affiliation

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

{
    "created_epoch": "1744243200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1772409600000",
    "number": "1376338574",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6502 S YALE AVE STE 3410",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741368329",
            "telephone_number": "918-499-4855",
            "fax_number": "918-488-6098"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "6600 S YALE AVE STE 600",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741363363",
            "telephone_number": "918-491-5990",
            "fax_number": "918-488-6673"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NIVENS",
        "first_name": "SAMANTHA",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-04-10",
        "last_updated": "2026-03-02",
        "certification_date": "2026-03-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "OK",
            "license": "222785",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Stacy Raye Nimmo
• Moses Nimo, PHARMACIST
• Sudha Niraula, MD
• Alison Dawn Nissen
• Mallory Ann Nitzel, AUD
• Gretchen Nix
• Justyn Nix
• Brandon Nixon, PT, DPT
• Jenna Nixon
• NJ Medservices LLC

• Family Nurse Practitioner in Tulsa, OK
• Providers in Tulsa, OK by specialty
• Family Nurse Practitioner in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 2, 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.