Matthew Robert Miller

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

8559 Issued in OK

Practice address

4401 S Western Ave
Oklahoma City, OK 73109-3413

Phone

(405) 636-7195

NPI assigned

Dec 29, 2020

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 2

Addresses

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

Specialty

Emergency Medicine

Education

Other, 2023

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Emergency Physicians of Mid-America PCGroup PAC ID 2062638661, 86 clinicians

Grady Memorial HospitalGroup PAC ID 0648175778, 47 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Grady Memorial Hospital Hospital, Chickasha, OK, CCN 370054
• Integris Baptist Medical Center, Inc Hospital, Oklahoma City, OK, CCN 370028

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: mmiller516256@direct-ehr-ssmhc.com

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.

• Emergency Physicians of Mid-America, P.C.

  • Emergency Medicine Physician
  • Oklahoma City, OK
  • NPI 1063825297
  Medicare reassignment Care Compare group NPD
• Grady Memorial Hospital

  • Anesthesiology Physician
  • Chickasha, OK
  • NPI 1750370268
  Medicare reassignment Care Compare group NPD
• South Central Emergency Services PC

  • Emergency Medicine Physician
  • Stillwater, OK
  • NPI 1558663724
  Medicare reassignment NPD
• Emergency Services of Oklahoma PC

  • Emergency Medicine Physician
  • Norman, OK
  • NPI 1215249891
  Medicare reassignment
• Grady Memorial Hospital

  • Rural Health Clinic/Center
  • Tuttle, OK
  • NPI 1750715439
  NPD
• Grady Memorial Hospital

  • General Acute Care Hospital
  • Chickasha, OK
  • NPI 1538169198
  NPD (past)
• Purcell Municipal Hospital

  • General Acute Care Hospital
  • Purcell, OK
  • NPI 1467476911
  NPD (past)

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

• Grady Memorial Hospital

  • General Acute Care Hospital
  • Chickasha, OK
  • NPI 1538169198
  Care Compare affiliation
• Integris Baptist Medical Center Inc

  • Psychiatric Hospital Unit
  • Oklahoma City, OK
  • NPI 1598837221
  Care Compare affiliation
• Integris Baptist Medical Center Inc

  • Psychiatric Hospital Unit
  • Spencer, OK
  • NPI 1659443372
  Care Compare affiliation
• Integris Baptist Medical Center Inc

  • General Acute Care Hospital
  • Oklahoma City, OK
  • NPI 1831103654
  Care Compare affiliation
• Integris Baptist Medical Center Inc

  • Psychiatric Hospital Unit
  • Spencer, OK
  • NPI 1881760759
  Care Compare affiliation

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

{
    "created_epoch": "1609200000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1773878400000",
    "number": "1972190627",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4401 S WESTERN AVE",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731093413",
            "telephone_number": "405-636-7195"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4401 S WESTERN AVE",
            "city": "OKLAHOMA CITY",
            "state": "OK",
            "postal_code": "731093413",
            "telephone_number": "405-636-7195"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2825 Parklawn Dr",
            "address_purpose": "LOCATION",
            "city": "Midwest City",
            "state": "OK",
            "postal_code": "731104201",
            "country_code": "US",
            "telephone_number": "405-610-4411",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1000 N Lee Ave",
            "address_purpose": "LOCATION",
            "city": "Oklahoma City",
            "state": "OK",
            "postal_code": "731021036",
            "country_code": "US",
            "telephone_number": "405-272-7000",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4050 W Memorial Rd",
            "address_purpose": "LOCATION",
            "city": "Oklahoma City",
            "state": "OK",
            "postal_code": "731208382",
            "country_code": "US",
            "telephone_number": "405-608-3800",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "5200 E I 240 Service Rd",
            "address_purpose": "LOCATION",
            "city": "Oklahoma City",
            "state": "OK",
            "postal_code": "731352607",
            "country_code": "US",
            "telephone_number": "405-628-6000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MILLER",
        "first_name": "MATTHEW",
        "middle_name": "ROBERT",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2020-12-29",
        "last_updated": "2026-03-19",
        "certification_date": "2026-03-19",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OK",
            "license": "8559",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Madison Gabrielle Miller
• Makayla Miller
• Margaret Jane Miller, LMSW
• Marlo Anneene Miller, D.D.S., M.S.
• Matthew Miller, PA
• Olivia Miller
• Parker Miller
• Quyen Minh Miller, APRN-CNP
• Raven Nicole Miller
• Rebecca Miller, M.S., CCC-SLP

• Emergency Medicine Physician in Oklahoma City, OK
• Providers in Oklahoma City, OK by specialty
• Emergency Medicine Physician in Oklahoma

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 19, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.