Active NPI
Denae Cheyenne Keyer, DMD, MD
- Oral and Maxillofacial Surgery (Dentist)
- Nashua, NH
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Oral and Maxillofacial Surgery (Dentist)
- License
- 05388
- Practice address
- 20 Cotton Rd Ste 202
Nashua, NH 03063-1262 - Phone
- (603) 595-9119
- NPI assigned
- Apr 26, 2019
- Last updated
- Aug 10, 2026
- 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 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Oral and Maxillofacial Surgery (Dentist) | 1223S0112X | 05388 | NH | Primary |
| Oral and Maxillofacial Surgery (Dentist) | 1223S0112X | DN10001357 | MA |
Addresses
Primary practice location
20 Cotton Rd Ste 202
Nashua, NH 03063-1262
Mailing address
278 N Main St
Natick, MA 01760-1123
Phone (210) 247-7019
Other practice location 1
26 North Rd Fl 2
Chelmsford, MA 01824-0016
Phone (978) 328-0432
Other practice location 2
33 Bartlett St Ste 405
Lowell, MA 01852-1318
Phone (978) 458-1264
Other names 1
- Denae Cheyenne Britsch
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
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| DS043940 | PA | MD | Dentist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Lowell Oral Surgery Associates, Inc | Oral and Maxillofacial Surgery | Past | Accepting new patients |
| Lowell Oral Surgery Associates, Inc | Oral and Maxillofacial Surgery | Past | Accepting new patients |
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 Nashua Oral Surgery Associates
- Oral and Maxillofacial Surgery (Dentist)
- Nashua, NH
- NPI 1184170755
-
dba Chelmsford Oral Surgery Associates
- Oral and Maxillofacial Surgery (Dentist)
- Chelmsford, MA
- NPI 1609322452
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1556236800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1786320000000",
"number": "1407410285",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "278 N MAIN ST",
"city": "NATICK",
"state": "MA",
"postal_code": "017601123",
"telephone_number": "210-247-7019"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "20 COTTON RD STE 202",
"city": "NASHUA",
"state": "NH",
"postal_code": "030631262",
"telephone_number": "603-595-9119"
}
],
"practiceLocations": [
{
"address_1": "26 North Rd Fl 2",
"address_purpose": "LOCATION",
"city": "Chelmsford",
"state": "MA",
"postal_code": "018240016",
"country_code": "US",
"telephone_number": "978-328-0432",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "33 Bartlett St Ste 405",
"address_purpose": "LOCATION",
"city": "Lowell",
"state": "MA",
"postal_code": "018521318",
"country_code": "US",
"telephone_number": "978-458-1264",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "KEYER",
"first_name": "DENAE",
"middle_name": "CHEYENNE",
"name_prefix": "Dr.",
"credential": "DMD, MD",
"sole_proprietor": "NO",
"sex": "F",
"enumeration_date": "2019-04-26",
"last_updated": "2026-08-10",
"certification_date": "2026-08-10",
"status": "A"
},
"taxonomies": [
{
"code": "1223S0112X",
"taxonomy_group": "",
"desc": "Dentist, Oral and Maxillofacial Surgery",
"state": "NH",
"license": "05388",
"primary": true
},
{
"code": "1223S0112X",
"taxonomy_group": "",
"desc": "Dentist, Oral and Maxillofacial Surgery",
"state": "MA",
"license": "DN10001357",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "DENAE",
"last_name": "BRITSCH",
"middle_name": "CHEYENNE",
"credential": "DENAE C. RUSHING",
"code": "1",
"type": "Former Name"
}
]
}
Other providers in Nashua, NH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.