Individual provider Active NPI

Rebecca Elaine Fieth, APRN-CNS

  • Gerontology Clinical Nurse Specialist
  • Oklahoma City, OK
National Provider Identifier
1770449274
Registry record updated Sep 8, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Gerontology Clinical Nurse SpecialistTaxonomy code 364SG0600X
License
229974 Issued in OK
Practice address
1000 N Lincoln Blvd Ste 4000
Oklahoma City, OK 73104-3252
Phone
(405) 271-4912
Fax
(405) 271-3091
NPI assigned
Dec 29, 2025
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 8, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Gerontology Clinical Nurse Specialist 364SG0600X 229974 OK Primary

Addresses

Primary practice location

1000 N Lincoln Blvd Ste 4000
Oklahoma City, OK 73104-3252

Mailing address

1000 N Lincoln Blvd Ste 4000
Oklahoma City, OK 73104-3252
Phone (405) 271-4912

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.

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
R0130030OKMDAmbulatory Care Registered Nurse

NPI Registry JSON

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

{
    "created_epoch": "1766966400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788825600000",
    "number": "1770449274",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1000 N LINCOLN BLVD STE 4000",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731043252",
            "telephone_number": "405-271-4912",
            "fax_number": "405-271-3091"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1000 N LINCOLN BLVD STE 4000",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731043252",
            "telephone_number": "405-271-4912",
            "fax_number": "405-271-3091"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "FIETH",
        "first_name": "REBECCA",
        "middle_name": "ELAINE",
        "credential": "APRN-CNS",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2025-12-29",
        "last_updated": "2026-09-08",
        "certification_date": "2026-09-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "364SG0600X",
            "taxonomy_group": "",
            "desc": "Clinical Nurse Specialist, Gerontology",
            "state": "OK",
            "license": "229974",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oklahoma City, OK

Sources for this page

Verify at the official NPI Registry.