Individual provider Active NPI

Colleen E Seematter, MD

  • Pediatrics Physician
  • Saint Louis, MO
National Provider Identifier
1467518167
Registry record updated Dec 9, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatrics PhysicianTaxonomy code 208000000X
License
119764 Issued in MO
Practice address
1 Childrens PL
Div Ped Emergency Med
Saint Louis, MO 63110-1002
Phone
(314) 454-2341
Fax
(314) 454-4345
NPI assigned
Dec 28, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 9, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatrics Physician 208000000X 119764 MO Primary

Addresses

Primary practice location

1 Childrens PL
Div Ped Emergency Med
Saint Louis, MO 63110-1002

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 454-2341

Other practice location 1

9701 Landmark Parkway Dr Ste 207
Saint Louis, MO 63127-1665
Phone (314) 849-8700

Other practice location 2

16216 Baxter Rd Ste 299
Chesterfield, MO 63017-4778
Phone (636) 536-2600

Other identifiers 1

IdentifierTypeStateIssuer
205703911MedicaidMO

Electronic endpoints 1

TypeEndpointUseAffiliation
FHIR URL https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/ Washington University

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
I20181204002763 MO Practitioner - Pediatric MedicinePractitioner - Emergency Medicine 4183511785 Reassigns benefits to 2 organizations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Allergy, Asthma & Sinus Care Center, LLC CurrentSince Dec 1, 2025 Accepting new patients
Washington University CurrentSince Dec 1, 2023 Accepting new patients
Washington University CurrentSince Dec 1, 2023 Accepting new patients

Locations

2122 Troy Rd
Edwardsville, IL 62025
Phone (618) 655-0386

16216 Baxter Rd
Ste 299
Chesterfield, MO 63017
Phone (636) 530-9999

9701 Landmark Parkway Dr
Ste 207
Saint Louis, MO 63127
Phone (314) 842-4802

1 Childrens Pl
Ste C
Saint Louis, MO 63110
Phone (314) 454-2104

1 Childrens Pl
Saint Louis, MO 63110
Phone (314) 454-2076

660 S Euclid Ave
Saint Louis, MO 63110

615 S New Ballas Rd
Saint Louis, MO 63141
Phone (314) 251-4687

3844 S Lindbergh Blvd
Ste 216
Saint Louis, MO 63127
Phone (314) 525-0580

Interoperability endpoints

  • Direct secure messaging: cseematter154346@direct.carenet.org
  • Direct secure messaging: cseematter1131@directc.mercy.net

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1167264000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1765238400000",
    "number": "1467518167",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 7412011",
            "city": "CHICAGO",
            "state": "IL",
            "postal_code": "606742011",
            "telephone_number": "314-454-2341",
            "fax_number": "314-454-4345"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 CHILDRENS PL",
            "address_2": "DIV PED EMERGENCY MED",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101002",
            "telephone_number": "314-454-2341",
            "fax_number": "314-454-4345"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "9701 Landmark Parkway Dr Ste 207",
            "address_purpose": "LOCATION",
            "city": "Saint Louis",
            "state": "MO",
            "postal_code": "631271665",
            "country_code": "US",
            "telephone_number": "314-849-8700",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "16216 Baxter Rd Ste 299",
            "address_purpose": "LOCATION",
            "city": "Chesterfield",
            "state": "MO",
            "postal_code": "630174778",
            "country_code": "US",
            "telephone_number": "636-536-2600",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SEEMATTER",
        "first_name": "COLLEEN",
        "middle_name": "E",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-12-28",
        "last_updated": "2025-12-09",
        "certification_date": "2025-12-09",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MO",
            "license": "119764",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "205703911",
            "state": "MO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "FHIR",
            "endpointTypeDescription": "FHIR URL",
            "endpoint": "https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/",
            "affiliation": "Y",
            "affiliationName": "Washington University",
            "address_1": "1 Childrens Pl",
            "address_2": "Div Ped Emergency Med",
            "city": "Saint Louis",
            "state": "MO",
            "country_code": "US",
            "postal_code": "631101002",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Louis, MO

Sources for this page

Verify at the official NPI Registry.