Individual provider Active NPI

Nathan Harper Harris, MD

  • Emergency Medicine Physician
  • Ada, OK
National Provider Identifier
1114506037
Registry record updated Nov 25, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
41661 Issued in OK
Practice address
430 N Monte Vista St
Ada, OK 74820-4610
Phone
(580) 332-2323
Fax
(580) 421-6054
NPI assigned
Apr 7, 2021
Last updated
Nov 25, 2024By the provider in NPPES
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 25, 2024

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 T9700 TX
Emergency Medicine Physician 207P00000X 41661 OK Primary

Addresses

Primary practice location

430 N Monte Vista St
Ada, OK 74820-4610

Mailing address

430 N Monte Vista St
Ada, OK 74820-4610
Phone (580) 332-2323

Medicare participation

Medicare enrollment files
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: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20230727001965 OK Practitioner - Emergency Medicine 7517366461 Reassigns benefits to 3 organizations

Care Compare profile

Medicare Care Compare
Specialty
Emergency Medicine
Education
Medical College of Georgia School of Medicine, 2021
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mercy Clinic Oklahoma CommunitiesGroup PAC ID 1153468921, 645 clinicians

Practice addresses (Care Compare)

430 N Monte Vista St
Ada, OK 74820-4610
Phone (580) 332-2323

Hospital & facility affiliations

Procedures performed for Medicare patients

ProcedureNumber of procedures
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
41661OKMDEmergency Medicine Physician
T9700TXMDEmergency Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mercy Clinic Oklahoma Communities CurrentSince Jul 6, 2023 Accepting new patients
Mercy Hospital Tishomingo, Inc. CurrentSince Oct 1, 2025 Accepting new patients
Mercy Hospital Tishomingo, Inc. CurrentSince Oct 1, 2025 Accepting new patients
Mercy Hospital Tishomingo, Inc Emergency Medicine Current Accepting new patients
Mercy Hospital Ada, Inc Past Accepting new patients

Locations

430 N Monte Vista St
Ada, OK 74820
Phone (580) 226-1251

4300 McAuley Blvd
Oklahoma City, OK 73120
Phone (405) 936-5455

4300 W Memorial Rd
Oklahoma City, OK 73120
Phone (405) 752-3962

1000 S Byrd St
Tishomingo, OK 73460
Phone (580) 371-2327

Interoperability endpoints

  • Direct secure messaging: nharris828105@direct.sw.org

Organizations & group practices 5

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 2

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": "1617753600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1732492800000",
    "number": "1114506037",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "430 N MONTE VISTA ST",
            "city": "ADA",
            "state": "OK",
            "postal_code": "748204610",
            "telephone_number": "580-332-2323",
            "fax_number": "580-421-6054"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "430 N MONTE VISTA ST",
            "city": "ADA",
            "state": "OK",
            "postal_code": "748204610",
            "telephone_number": "580-332-2323",
            "fax_number": "580-421-6054"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HARRIS",
        "first_name": "NATHAN",
        "middle_name": "HARPER",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2021-04-07",
        "last_updated": "2024-11-25",
        "certification_date": "2024-11-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "TX",
            "license": "T9700",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OK",
            "license": "41661",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Ada, OK

Sources for this page

Verify at the official NPI Registry.