Active NPI
Alanna Grace De Sibour
- Medical Physician Assistant
- Littleton, CO
National Provider Identifier
1992591291
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Medical Physician Assistant
- License
- 0009273
- Practice address
- 8344 S Quay CT
Littleton, CO 80128-7600 - Phone
- (303) 972-7337
- NPI assigned
- Apr 15, 2025
- Sex
- Female
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Medical Physician Assistant | 363AM0700X | 0009273 | CO | Primary |
Addresses
Primary practice location
8344 S Quay CT
Littleton, CO 80128-7600
Mailing address
8344 S Quay CT
Littleton, CO 80128-7600
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 0009273 | CO | MD | Medical Physician Assistant |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1744675200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1760486400000",
"number": "1992591291",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "8344 S QUAY CT",
"city": "LITTLETON",
"state": "CO",
"postal_code": "801287600"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "8344 S QUAY CT",
"city": "LITTLETON",
"state": "CO",
"postal_code": "801287600",
"telephone_number": "303-972-7337"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DE SIBOUR",
"first_name": "ALANNA",
"middle_name": "GRACE",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2025-04-15",
"last_updated": "2025-10-15",
"certification_date": "2025-10-15",
"status": "A"
},
"taxonomies": [
{
"code": "363AM0700X",
"taxonomy_group": "",
"desc": "Physician Assistant, Medical",
"state": "CO",
"license": "0009273",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Littleton, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 15, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.