Individual provider Active NPI

Katherine Ann Hollabaugh, MD

  • Pediatric Pulmonology Physician
  • Saint Louis, MO
National Provider Identifier
1912495177
Registry record updated Sep 16, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Pulmonology PhysicianTaxonomy code 2080P0214X
License
2024013988 Issued in MO
Practice address
1 Childrens PL
Div Ped Allergy/Immuno/Pulmo
Saint Louis, MO 63110-1002
Phone
(314) 454-2694
Fax
(314) 454-2515
NPI assigned
Apr 24, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 16, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Pulmonology Physician 2080P0214X 2024013988 MO Primary
Pediatrics Physician 208000000X 2024013988 MO

Addresses

Primary practice location

1 Childrens PL
Div Ped Allergy/Immuno/Pulmo
Saint Louis, MO 63110-1002

Mailing address

PO Box 7412011
Chicago, IL 60674-2011
Phone (314) 454-2694

Other identifiers 1

IdentifierTypeStateIssuer
200141362MedicaidMO

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
I20241101000508 MO Practitioner - Pediatric MedicinePractitioner - Pulmonary Disease 0446783252 Reassigns benefits to 2 organizations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
2024013988MOMDPediatric Pulmonology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Lester E Cox Medical Centers Pediatrics CurrentSince Sep 22, 2025 Accepting new patients
Lester E Cox Medical Centers CurrentSince Sep 22, 2025 Accepting new patients
Washington University CurrentSince Sep 1, 2024 Accepting new patients
Washington University CurrentSince Sep 1, 2024 Accepting new patients
Washington University Past Accepting new patients
St. Louis Children'S Hospital Past Accepting new patients

Locations

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

5114 Mid America Plz
Ste 3A
Saint Louis, MO 63129
Phone (314) 454-6120

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

660 S Euclid Ave
Saint Louis, MO 63110

1011 E Montclair St
Springfield, MO 65807
Phone (417) 269-1010

13001 North Outer 40 Rd
Ste 2E
Town and Country, MO 63017
Phone (314) 454-3220

Interoperability endpoints

  • FHIR API: https://epicproxy.et0965.epichosted.com/FHIRProxy/api/FHIR/DSTU2/

Organizations & group practices 6

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": "1524528000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757980800000",
    "number": "1912495177",
    "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": "314-454-2694",
            "fax_number": "314-454-2515"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1 CHILDRENS PL",
            "address_2": "DIV PED ALLERGY/IMMUNO/PULMO",
            "city": "SAINT LOUIS",
            "state": "MO",
            "postal_code": "631101002",
            "telephone_number": "314-454-2694",
            "fax_number": "314-454-2515"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "HOLLABAUGH",
        "first_name": "KATHERINE",
        "middle_name": "ANN",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-24",
        "last_updated": "2025-09-16",
        "certification_date": "2025-09-16",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2080P0214X",
            "taxonomy_group": "",
            "desc": "Pediatrics, Pediatric Pulmonology",
            "state": "MO",
            "license": "2024013988",
            "primary": true
        },
        {
            "code": "208000000X",
            "taxonomy_group": "",
            "desc": "Pediatrics",
            "state": "MO",
            "license": "2024013988",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "200141362",
            "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 Allergy/Immuno/Pulmo",
            "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.