Individual provider Active NPI

Christopher L. Ciarallo, MD

  • Pediatric Anesthesiology Physician
  • Denver, CO
National Provider Identifier
1710904479
Registry record updated May 4, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Pediatric Anesthesiology PhysicianTaxonomy code 207LP3000X
License
DR.0044535 Issued in CO
Practice address
University of Colorado Hospital
4200 E. 9TH Ave
Denver, CO 80262-0001
Phone
(303) 493-7000
NPI assigned
Jul 17, 2006
Last updated
May 4, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on May 4, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Pediatric Anesthesiology Physician 207LP3000X DR.0044535 CO Primary
Anesthesiology Physician 207L00000X 44535 CO

Addresses

Primary practice location

University of Colorado Hospital
4200 E. 9TH Ave
Denver, CO 80262-0001

Mailing address

PO Box 110429
Aurora, CO 80042-0429
Phone (303) 493-7000

Other practice location 1

777 Bannock St
Denver, CO 80204-4597
Phone (303) 436-4949

Other identifiers 1

IdentifierTypeStateIssuer
82181233MedicaidCO

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CO
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
I20060817000361 CO Practitioner - AnesthesiologyPractitioner - Pediatric Medicine 4183627912 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
University of Michigan Medical School, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Elk River Anesthesia Associates, P.C.Group PAC ID 5799753398, 10 clinicians

Practice addresses (Care Compare)

1024 Central Park Dr
Steamboat SPR, CO 80487-8813
Phone (970) 879-1322

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
44535COMDAnesthesiology Physician
DR.0044535COMDPediatric Anesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Elk River Anesthesia Associates, P.C. Anesthesiology CurrentSince Mar 1, 2022 Accepting new patients
Denver Health and Hospital Authority CurrentSince Aug 20, 2008 Accepting new patients
Denver Health and Hospital Authority CurrentSince Aug 20, 2008 Accepting new patients

Locations

777 Bannock St
Denver, CO 80204

777 Bannock St
#3240
Denver, CO 80204
Phone (303) 602-2714

1024 Central Park Dr
Steamboat Springs, CO 80487
Phone (970) 824-1322

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1153094400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1777852800000",
    "number": "1710904479",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 110429",
            "city": "AURORA",
            "state": "CO",
            "postal_code": "800420429",
            "telephone_number": "303-493-7000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "UNIVERSITY OF COLORADO HOSPITAL",
            "address_2": "4200 E. 9TH AVE",
            "city": "DENVER",
            "state": "CO",
            "postal_code": "802620001",
            "telephone_number": "303-493-7000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "777 Bannock St",
            "address_purpose": "LOCATION",
            "city": "Denver",
            "state": "CO",
            "postal_code": "802044597",
            "country_code": "US",
            "telephone_number": "303-436-4949",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CIARALLO",
        "first_name": "CHRISTOPHER",
        "middle_name": "L.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-07-17",
        "last_updated": "2026-05-04",
        "certification_date": "2026-05-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207LP3000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Pediatric Anesthesiology",
            "state": "CO",
            "license": "DR.0044535",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "CO",
            "license": "44535",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "82181233",
            "state": "CO"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Denver, CO

Sources for this page

Verify at the official NPI Registry.