Individual provider Active NPI

Natalie N Siegfried, DO

  • Emergency Medicine Physician
  • Norman, OK
National Provider Identifier
1457960247
Registry record updated May 2, 2022
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
7351 Issued in OK
Practice address
901 N Porter Avenue
Norman, OK 73071
Phone
(405) 307-5340
NPI assigned
Jul 28, 2020
Last updated
May 2, 2022By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 2, 2022

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X 7351 OK Primary
Emergency Medicine Physician 207P00000X 0382R OK

Addresses

Primary practice location

901 N Porter Avenue
Norman, OK 73071

Mailing address

901 N Porter Avenue
Norman, OK 73071
Phone (405) 307-5340

Other identifiers 1

IdentifierTypeStateIssuer
7351OtherOKOK DO MEDICAL LICENSE

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OK, TX2 enrollments
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20210804001150 OK Practitioner - Emergency Medicine 7214331818 Reassigns benefits to 3 organizations
I20251007002798 TX Practitioner - Emergency Medicine 7214331818 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Other, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

1921 Stonecipher Dr
Ada, OK 74820-3439
Phone (580) 436-3980

3300 Healthplex Pkwy
Norman, OK 73072-9749
Phone (405) 515-1000

700 S Telephone Rd
Norman Regional Moore
Moore, OK 73160-2550
Phone (405) 793-9355

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Osteopathy

State licenses

LicenseStateTypeSpecialty
0382ROKMDEmergency Medicine Physician
7351OKMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Emergency Physicians of Mid-America, P.C. Emergency Medicine CurrentSince May 1, 2022 Accepting new patients
Farmers Union Hospital Association CurrentSince Sep 1, 2021 Accepting new patients
Farmers Union Hospital Association CurrentSince Sep 1, 2021 Accepting new patients
Chickasaw Nation Division of Health CurrentSince Oct 1, 2025 Accepting new patients
Norman Regional Hospital Authority CurrentSince Jun 1, 2023 Accepting new patients
Arbuckle Memorial Hospital CurrentSince Sep 1, 2021 Accepting new patients
Arbuckle Memorial Hospital Current Accepting new patients
Chickasaw Nation Division of Health Chickasaw Nation Medical Center CurrentSince Oct 1, 2025 Accepting new patients
Arbuckle Memorial Hospital CurrentSince Sep 1, 2021 Accepting new patients
Norman Regional Hospital Authority Emergency Medicine CurrentSince Jun 1, 2023 Accepting new patients
Chickasaw Nation Division of Health Past Accepting new patients
Norman Regional Hospital Authority Past Accepting new patients

Locations

1921 Stonecipher Dr
Ada, OK 74820
Phone (580) 421-4570

2510 Chickasaw Blvd
Ardmore, OK 73401
Phone (580) 226-8181

1800 W 1st St
Ste 3
Elk City, OK 73644
Phone (580) 225-4699

1801 W 3rd St
Elk City, OK 73644
Phone 5802255403677

700 S Telephone Rd
Moore, OK 73160
Phone (405) 793-9355

901 N Porter Ave
Norman, OK 73071
Phone (405) 307-1500

1438 Hardcastle Blvd
Purcell, OK 73080
Phone (405) 527-4700

1500 N Green Ave
Purcell, OK 73080
Phone (405) 527-2250

1102 W MacArthur St
Shawnee, OK 74804
Phone (405) 273-2270

2011 W Broadway Ave
Sulphur, OK 73086
Phone (580) 622-2161

817 E 6th St
Tishomingo, OK 73460
Phone (580) 371-2392

Organizations & group practices 12

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.

Hospital & facility affiliations 1

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

NPI Registry JSON

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

{
    "created_epoch": "1595894400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1651449600000",
    "number": "1457960247",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "901 N PORTER AVENUE",
            "city": "NORMAN",
            "state": "OK",
            "postal_code": "73071",
            "telephone_number": "405-307-5340"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "901 N PORTER AVENUE",
            "city": "NORMAN",
            "state": "OK",
            "postal_code": "73071",
            "telephone_number": "405-307-5340"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "SIEGFRIED",
        "first_name": "NATALIE",
        "middle_name": "N",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-07-28",
        "last_updated": "2022-05-02",
        "certification_date": "2022-05-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OK",
            "license": "7351",
            "primary": true
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OK",
            "license": "0382R",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "OK DO MEDICAL LICENSE",
            "identifier": "7351",
            "state": "OK"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Norman, OK

Sources for this page

Verify at the official NPI Registry.