Active NPI
Matthew Jonathan Vachon, MD
- Anesthesiology Physician
- Boulder, CO
National Provider Identifier
1992447528
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Anesthesiology Physician
- License
- DR.0077934
- Practice address
- 4450 Arapahoe Ave
Boulder, CO 80303-9123 - Phone
- (303) 415-2532
- NPI assigned
- Apr 13, 2022
- 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 1
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Anesthesiology Physician | 207L00000X | DR.0077934 | CO | Primary |
Addresses
Primary practice location
4450 Arapahoe Ave
Boulder, CO 80303-9123
Mailing address
4450 Arapahoe Ave
Boulder, CO 80303-9123
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Not listed in the public Medicare enrollment file
- Eligible to order & refer
- Part B services: No
- Medical equipment: Yes
- Home health: No
- Power mobility devices: Yes
- Hospice: No
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1649808000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1788739200000",
"number": "1992447528",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4450 ARAPAHOE AVE",
"city": "BOULDER",
"state": "CO",
"postal_code": "803039123"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "4450 ARAPAHOE AVE",
"city": "BOULDER",
"state": "CO",
"postal_code": "803039123",
"telephone_number": "303-415-2532"
}
],
"practiceLocations": [],
"basic": {
"last_name": "VACHON",
"first_name": "MATTHEW",
"middle_name": "JONATHAN",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2022-04-13",
"last_updated": "2026-09-07",
"certification_date": "2026-09-07",
"status": "A"
},
"taxonomies": [
{
"code": "207L00000X",
"taxonomy_group": "",
"desc": "Anesthesiology",
"state": "CO",
"license": "DR.0077934",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Boulder, CO
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Sep 7, 2026; 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.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.