Individual provider Active NPI

Maxwell Mathias

  • Pediatrics Physician
  • Oklahoma City, OK
National Provider Identifier
1982098133
Registry record updated Dec 12, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
38172 Issued in OK
Practice address
1200 Everett Dr
Oklahoma City, OK 73104-5047
Phone
(405) 271-5215
NPI assigned
Mar 26, 2015
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 12, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 38172 OK Primary
Neonatal-Perinatal Medicine Physician 2080N0001X 38172 OK

Addresses

Primary practice location

1200 Everett Dr
Oklahoma City, OK 73104-5047

Mailing address

1200 Everett Dr
Oklahoma City, OK 73104-5047
Phone (405) 271-5215

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
I20220127001796 OK Practitioner - Pediatric Medicine 8729470547 Reassigns benefits to 1 organization

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Ou Health Partners, Inc CurrentSince Oct 14, 2021 Accepting new patients
Ou Health Partners, Inc CurrentSince Oct 14, 2021 Accepting new patients
Ou Medicine Inc. Past Accepting new patients

Locations

1200 Everett Dr
Oklahoma City, OK 73104
Phone (405) 271-5125

900 NE 10th St
Oklahoma City, OK 73104
Phone (405) 271-2230

Interoperability endpoints

  • Direct secure messaging: mmathias22557@ouhealth.direct-ci.net

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1427328000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765497600000",
    "number": "1982098133",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1200 EVERETT DR",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731045047",
            "telephone_number": "405-271-5215"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1200 EVERETT DR",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731045047",
            "telephone_number": "405-271-5215"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "MATHIAS",
        "first_name": "MAXWELL",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-03-26",
        "last_updated": "2025-12-12",
        "certification_date": "2025-12-12",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "OK",
            "license": "38172",
            "primary": true
        },
        {
            "code": "2080N0001X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Neonatal-Perinatal Medicine",
            "state": "OK",
            "license": "38172",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oklahoma City, OK

Sources for this page

Verify at the official NPI Registry.