Active NPI
Dennis Charles Dryden, DDS
- Dentist
- Tuolumne, CA
National Provider Identifier
1487650701
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Dentist
- License
- 21704
- Practice address
- 18670 Carter St
Tuolumne, CA 95379-9637 - Phone
- (209) 928-4279
- Fax
- (209) 928-4101
- NPI assigned
- Jun 22, 2005
- Last updated
- Jul 13, 2026
- 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 |
|---|---|---|---|---|
| Dentist | 122300000X | 21704 | CA | Primary |
Addresses
Primary practice location
18670 Carter St
Tuolumne, CA 95379-9637
Mailing address
PO Box 2080
Mact Health Board
Tuolumne, CA 95379-2080
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 |
|---|---|---|---|
| 21704 | CA | MD | Speech-Language Pathologist |
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1119398400000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1783900800000",
"number": "1487650701",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 2080",
"address_2": "MACT HEALTH BOARD",
"city": "TUOLUMNE",
"state": "CA",
"postal_code": "953792080"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "18670 CARTER ST",
"city": "TUOLUMNE",
"state": "CA",
"postal_code": "953799637",
"telephone_number": "209-928-4279",
"fax_number": "209-928-4101"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DRYDEN",
"first_name": "DENNIS",
"middle_name": "CHARLES",
"name_prefix": "Dr.",
"credential": "DDS",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2005-06-22",
"last_updated": "2026-07-13",
"status": "A"
},
"taxonomies": [
{
"code": "122300000X",
"taxonomy_group": "",
"desc": "Dentist",
"state": "CA",
"license": "21704",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Tuolumne, CA
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.