Individual provider Active NPI

Jessica Diane Ryans

  • Lactation Consultant (Registered Nurse)
  • Duncan, OK
National Provider Identifier
1578407946
Registry record updated Apr 16, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Lactation Consultant (Registered Nurse)Taxonomy code 163WL0100X
License
R0103240 Issued in OK
Practice address
2621 N Whisenant Dr
Duncan, OK 73533-0911
Phone
(580) 251-6899
NPI assigned
Apr 16, 2026
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Apr 16, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Lactation Consultant (Registered Nurse) 163WL0100X R0103240 OK Primary

Addresses

Primary practice location

2621 N Whisenant Dr
Duncan, OK 73533-0911

Mailing address

765 County Road 1470
Ninnekah, OK 73067-3007

Medicare participation

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

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Not enrolled

State licenses

LicenseStateTypeSpecialty
R0103240OKMDLactation Consultant (Registered Nurse)

NPI Registry JSON

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

{
    "created_epoch": "1776297600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1776297600000",
    "number": "1578407946",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "765 COUNTY ROAD 1470",
            "city": "NINNEKAH",
            "state": "OK",
            "postal_code": "730673007"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2621 N WHISENANT DR",
            "city": "DUNCAN",
            "state": "OK",
            "postal_code": "735330911",
            "telephone_number": "580-251-6899"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "RYANS",
        "first_name": "JESSICA",
        "middle_name": "DIANE",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2026-04-16",
        "last_updated": "2026-04-16",
        "certification_date": "2026-04-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "163WL0100X",
            "taxonomy_group": "",
            "desc": "Registered Nurse, Lactation Consultant",
            "state": "OK",
            "license": "R0103240",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Duncan, OK

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 16, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.