Active NPI
Aaron Bubb, AGACNP-BC
- Nurse Practitioner
- Westminster, CO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Nurse Practitioner
- License
- APN.1000734-NP
- Practice address
- 6500 W 104TH Ave
Westminster, CO 80020-4189 - Phone
- (720) 653-3440
- NPI assigned
- Apr 28, 2020
- Last updated
- Oct 15, 2025
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 4
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Nurse Practitioner | 363L00000X | AP145939 | TX | |
| Nurse Practitioner | 363L00000X | APN.1000734-NP | CO | Primary |
| Acute Care Nurse Practitioner | 363LA2100X | AP145939 | TX | |
| Gerontology Nurse Practitioner | 363LG0600X | APN.1000734-NP | CO |
Addresses
Primary practice location
6500 W 104TH Ave
Westminster, CO 80020-4189
Mailing address
PO Box 479
Erie, CO 80516-0479
Phone (518) 275-3439
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: No
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Nurse Practitioner
- Education
- Other, 2019
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
1690 Meade St
Denver, CO 80204-1552
Phone (970) 391-4303
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Nurse Practitioner
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| AP145939 | TX | MD | Nurse Practitioner |
| APN.1000734-NP | CO | MD | Gerontology Nurse Practitioner |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Firstdoc PC | Current | Accepting new patients | |
| Homedoc, PC | Current | Accepting new patients |
Locations
1690 Meade St
Denver, CO 80204
Phone (303) 264-6854
8354 E Northfield Blvd
#329
Denver, CO 80238
Phone (720) 607-9207
615 Fairhurst St
Sterling, CO 80751
Phone (970) 521-0322
6500 W 104th Ave
Westminster, CO 80020
Phone (720) 573-5000
Organizations & group practices 2
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.
-
- Internal Medicine Physician
- Denver, CO
- NPI 1497076681
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1588032000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1760486400000",
"number": "1760003040",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 479",
"city": "ERIE",
"state": "CO",
"postal_code": "805160479",
"telephone_number": "518-275-3439"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "6500 W 104TH AVE",
"city": "WESTMINSTER",
"state": "CO",
"postal_code": "800204189",
"telephone_number": "720-653-3440"
}
],
"practiceLocations": [],
"basic": {
"last_name": "BUBB",
"first_name": "AARON",
"credential": "AGACNP-BC",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2020-04-28",
"last_updated": "2025-10-15",
"certification_date": "2025-10-15",
"status": "A"
},
"taxonomies": [
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "TX",
"license": "AP145939",
"primary": false
},
{
"code": "363L00000X",
"taxonomy_group": "",
"desc": "Nurse Practitioner",
"state": "CO",
"license": "APN.1000734-NP",
"primary": true
},
{
"code": "363LA2100X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Acute Care",
"state": "TX",
"license": "AP145939",
"primary": false
},
{
"code": "363LG0600X",
"taxonomy_group": "",
"desc": "Nurse Practitioner, Gerontology",
"state": "CO",
"license": "APN.1000734-NP",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Westminster, 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.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.