James Brian Williams, DO

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

4004 Issued in OK

Practice address

4500 S Garnett Rd
Ste 919
Tulsa, OK 74146-5229

Phone

(918) 728-6145

NPI assigned

Mar 22, 2006

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

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

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: jwilliams44211@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 NPD
• Emergency Services of Oklahoma PC

  • Emergency Medicine Physician
  • Norman, OK
  • NPI 1215249891
  Medicare reassignment NPD
• South Central Emergency Services PC

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

  • Emergency Medicine Physician
  • Lawton, OK
  • NPI 1114239795
  Medicare reassignment
• Lightstar Emergency Physicians, PLLC

  • Emergency Medicine Physician
  • Shawnee, OK
  • NPI 1396736872
  NPD (past)
• Norstar Emergency Physicians

  • Emergency Medical Services (Emergency Medicine) Physician
  • Norman, OK
  • NPI 1093709537
  NPD (past)
• Seminole Health Center LLC

  • Medicare Defined Swing Bed Hospital Unit
  • Seminole, OK
  • NPI 1144278920
  NPD (past)
• SSM Health Care of Oklahoma, Inc.

  • General Acute Care Hospital
  • Oklahoma City, OK
  • NPI 1366545311
  NPD (past)

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

{
    "created_epoch": "1142985600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1783900800000",
    "number": "1477512960",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4500 S GARNETT RD",
            "address_2": "STE 919",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741465229",
            "telephone_number": "918-728-6145"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "4500 S GARNETT RD",
            "address_2": "STE 919",
            "city": "TULSA",
            "state": "OK",
            "postal_code": "741465229",
            "telephone_number": "918-728-6145"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMS",
        "first_name": "JAMES",
        "middle_name": "BRIAN",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-22",
        "last_updated": "2026-07-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OK",
            "license": "4004",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Harriet Or Williams
• Hayley Alyssa Williams, PROVISIONAL LMSW
• Jacob Williams
• Jacob Earl Williams
• Jalen Derrell Williams
• Jamison Williams, DO
• Janee' Williams
• Jason Lee Williams
• Jennifer Ann Williams
• Jerry B Williams, DPH

• Emergency Medicine Physician in Tulsa, OK
• Providers in Tulsa, 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 Jul 13, 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.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.