Thomas J O'Brien, DO

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

036.170923 Issued in IL

Practice address

206 N Randolph St
Champaign, IL 61820-3949

Phone

(833) 351-8255

NPI assigned

Apr 6, 2021

Last updated

Jan 16, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Medicare fee-for-service enrollment

Enrolled in IL

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

Psychiatry

Education

Midwestern University, Chicago College of Osteopathic Med, 2021

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

MCCD FL Psychiatry Services PAGroup PAC ID 4880064070, 751 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Osteopathy

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: tobrien139899@direct.luhs.org

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.

• MCCD FL Psychiatry Services PA

  dba Talkiatry

  • Psychiatry Physician
  • Jacksonville, FL
  • NPI 1659003457

  IL

  Medicare reassignment Care Compare group NPD
• Loyola University Medical Center

  dba Foster G. McGaw Hospital

  • General Acute Care Hospital
  • Maywood, IL
  • NPI 1376521575
  NPD

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

{
    "created_epoch": "1617667200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1768521600000",
    "number": "1376122440",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "206 N RANDOLPH ST",
            "city": "CHAMPAIGN",
            "state": "IL",
            "postal_code": "618203949"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "206 N RANDOLPH ST",
            "city": "CHAMPAIGN",
            "state": "IL",
            "postal_code": "618203949",
            "telephone_number": "833-351-8255"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "O'BRIEN",
        "first_name": "THOMAS",
        "middle_name": "J",
        "credential": "DO",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2021-04-06",
        "last_updated": "2026-01-16",
        "certification_date": "2026-01-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": "IL",
            "license": "125.078382",
            "primary": false
        },
        {
            "code": "390200000X",
            "taxonomy_group": "",
            "desc": "Student in an Organized Health Care Education/Training Program",
            "state": null,
            "license": null,
            "primary": false
        },
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "IL",
            "license": "036.170923",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Alexa Nutt
• Morgan Nystrom
• Bienvenu Songo Nzinga, M.D
• Alia O'Brien
• Peter J. O'Brien, D.C.
• Teresa O'Connor, DEVELOPMENTAL THERAP
• Greta Obereiner, APN
• Kate I Oberg, CLS
• Grace Oseiwe Oboh
• Christopher Michael Ochs, LCPC CADC

• Psychiatry Physician in Champaign, IL
• Providers in Champaign, IL by specialty
• Psychiatry Physician in Illinois

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 16, 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.