Individual provider Active NPI

Thomas Horn Jr., D.O.

  • Psychiatry Physician
  • Chesterfield, MO
National Provider Identifier
1841516598
Registry record updated Jul 18, 2023
On this page

Key facts

NPPES NPI Registry
Primary specialty
Psychiatry PhysicianTaxonomy code 2084P0800X
License
2014000221 Issued in MO
Practice address
1176 Town and Country Commons Dr
Chesterfield, MO 63017-8200
Phone
(314) 251-2870
Fax
(314) 251-2871
NPI assigned
Apr 19, 2010
Last updated
Jul 18, 2023By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 18, 2023

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Psychiatry Physician 2084P0800X 2014000221 MO Primary

Addresses

Primary practice location

1176 Town and Country Commons Dr
Chesterfield, MO 63017-8200

Mailing address

1176 Town and Country Commons Dr
Chesterfield, MO 63017-8200
Phone (314) 251-2870

Other practice location 1

1400 US Highway 61 Ste 150B
Festus, MO 63028-4100
Phone (636) 543-2237

Other practice location 2

1400 US Highway 61 Ste 150A
Festus, MO 63028-4100
Phone (636) 543-2230

Other identifiers 1

IdentifierTypeStateIssuer
1841516598MedicaidMO

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in MO
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
I20140722002256 MO Practitioner - Psychiatry 2264695501 Reassigns benefits to 8 organizations

Care Compare profile

Medicare Care Compare
Specialty
Psychiatry
Education
University of Texas Medical School at Houston, 2010
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Mercy Clinic Adult Psychiatry LLCGroup PAC ID 4688998602, 15 clinicians

Practice addresses (Care Compare)

851 E 5TH St
154A Mercy Clinic Psychiatry Washington
Washington, MO 63090-3135
Phone (636) 266-7900

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2014000221MOMDPsychiatry Physician
5087OKMDPhysical Therapist

Practice roles

OrganizationSpecialtyStatusNew patients
Mercy Clinic Springfield Communities CurrentSince Mar 20, 2025 Accepting new patients
Mercy Hospital Perry Current Accepting new patients
Mercy Aco Clinical Services Inc CurrentSince Jan 1, 2024 Accepting new patients
Mercy Hospital Lincoln CurrentSince Oct 19, 2020 Accepting new patients
Mercy Clinic Springfield Communities CurrentSince Mar 20, 2025 Accepting new patients
Mercy Clinic Child and Adolescent Psychiatry, LLC Psychiatry CurrentSince Dec 1, 2021 Accepting new patients
Mercy Hospital Perry CurrentSince Dec 3, 2024 Accepting new patients
Mercy Clinic Adult Psychiatry, LLC Psychiatry CurrentSince Sep 6, 2016 Accepting new patients
Mercy Clinic Springfield Communities CurrentSince Mar 20, 2025 Accepting new patients
Mercy Hospital Lincoln CurrentSince Oct 19, 2020 Accepting new patients
Mercy Clinic Springfield Communities CurrentSince Mar 20, 2025 Accepting new patients

Locations

15740 South Outer 40 Rd
Chesterfield, MO 63017
Phone (636) 735-4268

1400 US Highway 61
Ste 150A
Crystal Cty, MO 63028
Phone (636) 543-2230

1400 US Highway 61
Ste 150B
Crystal Cty, MO 63028
Phone (636) 543-2237

212 Hospital Ln
Ste 205
Perryville, MO 63775
Phone (573) 547-3116

434 N West St
Perryville, MO 63775
Phone (573) 547-2530

1605 Martin Springs Dr
Rolla, MO 65401
Phone (573) 458-6379

12125 Conway Rd
Ste 160
Saint Louis, MO 63141
Phone (314) 251-2870

621 S New Ballas Rd
Ste 693A
Saint Louis, MO 63141
Phone (314) 251-6898

1312 E Lark St
#L
Springfield, MO 65804
Phone (417) 820-3707

2115 S Fremont Ave
Ste 3050
Springfield, MO 65804
Phone (417) 820-3905

901 S National Ave
Springfield, MO 65897
Phone (417) 836-4000

1176 Town and Country Commons Dr
Town and Country, MO 63017
Phone (636) 207-2200

900 E Cherry St
Troy, MO 63379
Phone (636) 528-8585

Organizations & group practices 11

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.

NPI Registry JSON

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

{
    "created_epoch": "1271635200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1689638400000",
    "number": "1841516598",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1176 TOWN AND COUNTRY COMMONS DR",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630178200",
            "telephone_number": "314-251-2870",
            "fax_number": "314-251-2871"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1176 TOWN AND COUNTRY COMMONS DR",
            "city": "CHESTERFIELD",
            "state": "MO",
            "postal_code": "630178200",
            "telephone_number": "314-251-2870",
            "fax_number": "314-251-2871"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1400 US Highway 61 Ste 150B",
            "address_purpose": "LOCATION",
            "city": "Festus",
            "state": "MO",
            "postal_code": "630284100",
            "country_code": "US",
            "telephone_number": "636-543-2237",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1400 US Highway 61 Ste 150A",
            "address_purpose": "LOCATION",
            "city": "Festus",
            "state": "MO",
            "postal_code": "630284100",
            "country_code": "US",
            "telephone_number": "636-543-2230",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HORN",
        "first_name": "THOMAS",
        "name_prefix": "Dr.",
        "name_suffix": "Jr.",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2010-04-19",
        "last_updated": "2023-07-18",
        "certification_date": "2023-07-18",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "MO",
            "license": "2014000221",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1841516598",
            "state": "MO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Chesterfield, MO

Sources for this page

Verify at the official NPI Registry.