Active NPI
Daniel E. Knudsen, AU.D.
- Audiologist-Hearing Aid Fitter
- Wellington, CO
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Audiologist-Hearing Aid Fitter
- License
- 643
- Practice address
- 7950 6TH St
Wellington, CO 80549-1830 - Phone
- (970) 817-2300
- Fax
- (970) 817-2301
- NPI assigned
- Jul 31, 2006
- Last updated
- Nov 20, 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Audiologist | 231H00000X | 00643 | CO | |
| Audiologist-Hearing Aid Fitter | 237600000X | 643 | CO | Primary |
Addresses
Primary practice location
7950 6TH St
Wellington, CO 80549-1830
Mailing address
1921 Mainsail Dr
Fort Collins, CO 80524-6708
Phone (970) 817-2300
Other practice location 1
313 W Drake Rd
Fort Collins, CO 80526-2846
Phone (970) 817-2300
Other practice location 2
1921 Mainsail Dr
Fort Collins, CO 80524-6708
Phone (970) 817-2300
Other identifiers 2
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 643 | Other | CO | COLORADO AUDIOLOGY LICENSE NUMBER |
| 42 | Other | AK | ALASKA AUDIOLOGY LICENSE NUMBER |
Other names 1
- Dr. Daniel E. Knudsen
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CO
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Qualified Audiologist
- Education
- Other, 2010
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
Practice addresses (Care Compare)
7950 6TH St
Wellington, CO 80549-1830
Phone (970) 817-2300
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Master of Arts
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 00643 | CO | MD | Audiologist |
| 643 | CO | MD | Audiologist-Hearing Aid Fitter |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Knudsen, Inc. | Audiologist-Hearing Aid Fitter | Current | Accepting new patients |
| Kutik-Giampaolo Hearing , Inc. | Past | Accepting new patients |
Locations
313 W Drake Rd
Fort Collins, CO 80526
Phone (970) 225-5027
7950 6th St
Wellington, CO 80549
Phone (970) 817-2300
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.
-
dba Independent Audiology
- Audiologist-Hearing Aid Fitter
- Fort Collins, CO
- NPI 1710021290
-
dba Park County Audiology
- Hearing Aid Equipment
- Fairplay, CO
- NPI 1457806986
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1154304000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1763596800000",
"number": "1386650216",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "1921 MAINSAIL DR",
"city": "FORT COLLINS",
"state": "CO",
"postal_code": "805246708",
"telephone_number": "970-817-2300",
"fax_number": "970-817-2301"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "7950 6TH ST",
"city": "WELLINGTON",
"state": "CO",
"postal_code": "805491830",
"telephone_number": "970-817-2300",
"fax_number": "970-817-2301"
}
],
"practiceLocations": [
{
"address_1": "313 W Drake Rd",
"address_purpose": "LOCATION",
"city": "Fort Collins",
"state": "CO",
"postal_code": "805262846",
"country_code": "US",
"telephone_number": "970-817-2300",
"fax_number": "970-817-2301",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "1921 Mainsail Dr",
"address_purpose": "LOCATION",
"city": "Fort Collins",
"state": "CO",
"postal_code": "805246708",
"country_code": "US",
"telephone_number": "970-817-2300",
"fax_number": "970-817-2301",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KNUDSEN",
"first_name": "DANIEL",
"middle_name": "E.",
"name_prefix": "Dr.",
"credential": "AU.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-07-31",
"last_updated": "2025-11-20",
"certification_date": "2025-11-20",
"status": "A"
},
"taxonomies": [
{
"code": "231H00000X",
"taxonomy_group": "",
"desc": "Audiologist",
"state": "CO",
"license": "00643",
"primary": false
},
{
"code": "237600000X",
"taxonomy_group": "",
"desc": "Audiologist-Hearing Aid Fitter",
"state": "CO",
"license": "643",
"primary": true
}
],
"identifiers": [
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "COLORADO AUDIOLOGY LICENSE NUMBER",
"identifier": "643",
"state": "CO"
},
{
"code": "01",
"desc": "Other (non-Medicare)",
"issuer": "ALASKA AUDIOLOGY LICENSE NUMBER",
"identifier": "42",
"state": "AK"
}
],
"endpoints": [],
"other_names": [
{
"first_name": "DANIEL",
"last_name": "KNUDSEN",
"middle_name": "E.",
"prefix": "DR.",
"credential": "AU.D.",
"code": "2",
"type": "Professional Name"
}
]
}
Other providers in Wellington, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 20, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
- 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.