Individual provider Active NPI

Mariam Tawadros, MD

  • Internal Medicine Physician
  • Oklahoma City, OK
National Provider Identifier
1629728100
Registry record updated Aug 21, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Internal Medicine PhysicianTaxonomy code 207R00000X
License
44821 Issued in OK
Practice address
3300 NW Expressway
Oklahoma City, OK 73112-4418
Phone
(405) 945-5215
NPI assigned
Mar 27, 2022
Last updated
Aug 21, 2025By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Aug 21, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Student in an Organized Health Care Education/Training Program 390200000X NU
Internal Medicine Physician 207R00000X 44821 OK Primary

Addresses

Primary practice location

3300 NW Expressway
Oklahoma City, OK 73112-4418

Mailing address

3300 NW Expressway
Oklahoma City, OK 73112-4418
Phone (405) 945-5215

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
I20251107000514 OK Practitioner - Hospitalist 9436546876 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hospitalist
Education
Other, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Integris Ambulatory Care CorporationGroup PAC ID 2365408465, 687 clinicians

Practice addresses (Care Compare)

3300 NW Expressway
Oklahoma City, OK 73112-4418
Phone (405) 949-3141

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
44821OKMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Integris Ambulatory Care Corporation Internal Medicine CurrentSince Nov 10, 2025 Accepting new patients
Arkansas Health Group Internal Medicine PastSince Apr 1, 2022 Accepting new patients
Integris Baptist Medical Center Inc Past Accepting new patients
Arkansas Health Group PastSince Apr 1, 2022 Accepting new patients

Locations

3300 NW Expressway St
Oklahoma City, OK 73112
Phone (405) 251-2815

3400 NW Expressway
Ste 500
Oklahoma City, OK 73112
Phone (405) 945-4589

Organizations & group practices 4

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 4

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": "1648339200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1755734400000",
    "number": "1629728100",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3300 NW EXPRESSWAY",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731124418",
            "telephone_number": "405-945-5215"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3300 NW EXPRESSWAY",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731124418",
            "telephone_number": "405-945-5215"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TAWADROS",
        "first_name": "MARIAM",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2022-03-27",
        "last_updated": "2025-08-21",
        "certification_date": "2025-08-21",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "NU",
            "license": null,
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "OK",
            "license": "44821",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Oklahoma City, OK

Sources for this page

Verify at the official NPI Registry.