Active NPI
Kevin CHI Chien Tan, DMD
- General Practice Dentistry
- Rochester, NH
National Provider Identifier
1700829793
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Dentistry
- License
- 3432
- Practice address
- 18 Gonic Rd
Rochester, NH 03867-3925 - Phone
- (603) 332-7800
- NPI assigned
- Jun 14, 2006
- 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 |
|---|---|---|---|---|
| General Practice Dentistry | 1223G0001X | 3432 | NH | Primary |
| General Practice Dentistry | 1223G0001X | 21009 | MA |
Addresses
Primary practice location
18 Gonic Rd
Rochester, NH 03867-3925
Mailing address
4 Crestview Cir
Unit #115
Londonderry, NH 03053-2474
Phone (617) 678-0963
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 |
|---|---|---|---|
| 21009 | MA | MD | General Practice Dentistry |
| 3432 | NH | MD | Occupational Therapist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Yjz Dental PC | General Practice | Past | Accepting new patients |
| Associates in Family Dentistry, LLC | General Practice | 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 and National Provider Directory roles.
-
- General Practice Dentistry
- Rochester, NH
- NPI 1326176835
-
- General Practice Dentistry
- Rochester, NH
- NPI 1477821064
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1150243200000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1700829793",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "4 CRESTVIEW CIR",
"address_2": "UNIT #115",
"city": "LONDONDERRY",
"state": "NH",
"postal_code": "030532474",
"telephone_number": "617-678-0963"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "18 GONIC RD",
"city": "ROCHESTER",
"state": "NH",
"postal_code": "038673925",
"telephone_number": "603-332-7800"
}
],
"practiceLocations": [],
"basic": {
"last_name": "TAN",
"first_name": "KEVIN",
"middle_name": "CHI CHIEN",
"name_prefix": "Dr.",
"credential": "DMD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-06-14",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "NH",
"license": "3432",
"primary": true
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "MA",
"license": "21009",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Rochester, NH
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 13, 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.