Active NPI
Robert James Loftus, DDS
- General Practice Dentistry
- Rapid City, SD
National Provider Identifier
1245682137
On this page
Key facts
NPPES NPI Registry- Primary specialty
- General Practice Dentistry
- License
- D1135
- Practice address
- 5615 Nugget Gulch Drive
Rapid City, SD 57702 - Phone
- (605) 341-4521
- Fax
- (605) 341-9750
- NPI assigned
- Jul 5, 2016
- Sex
- Male
- Sole proprietor
- Yes
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 | D1135 | SD | Primary |
| General Practice Dentistry | 1223G0001X | 640 | SD |
Addresses
Primary practice location
5615 Nugget Gulch Drive
Rapid City, SD 57702
Mailing address
5615 Nugget Gulch Rd
Rapid City, SD 57702-8349
Phone (605) 341-4521
Other practice location 1
866 Lazelle St
Sturgis, SD 57785-1611
Phone (605) 347-8880
Other practice location 2
8008 Stage Stop Rd
Summerset, SD 57718
Phone (605) 347-8880
Other names 1
- Dr. Robert T Loftus
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: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
- Opted out of Medicare
- Yes, effective Jun 26, 2017 through Jun 26, 2027
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Not enrolled
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| D1135 | SD | MD | General Practice Dentistry |
| 640 | SD | MD | Optometrist |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Summerset Dental LLC | General Practice | Past | Accepting new patients |
| Jeffrey Thomas Loftus DDS PC | General Practice | Past | Accepting new patients |
| TJ Loftus Dental P.C. | General Practice | Past | Accepting new patients |
Organizations & group practices 3
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
- Rapid City, SD
- NPI 1699792887
General Practice
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1467676800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1774310400000",
"number": "1245682137",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "5615 NUGGET GULCH RD",
"city": "RAPID CITY",
"state": "SD",
"postal_code": "577028349",
"telephone_number": "605-341-4521",
"fax_number": "605-341-9750"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "5615 NUGGET GULCH DRIVE",
"city": "RAPID CITY",
"state": "SD",
"postal_code": "57702",
"telephone_number": "605-341-4521",
"fax_number": "605-341-9750"
}
],
"practiceLocations": [
{
"address_1": "866 Lazelle St",
"address_purpose": "LOCATION",
"city": "Sturgis",
"state": "SD",
"postal_code": "577851611",
"country_code": "US",
"telephone_number": "605-347-8880",
"fax_number": "605-347-2011",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "8008 Stage Stop Rd",
"address_purpose": "LOCATION",
"city": "Summerset",
"state": "SD",
"postal_code": "57718",
"country_code": "US",
"telephone_number": "605-347-8880",
"fax_number": "605-347-2011",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "LOFTUS",
"first_name": "ROBERT",
"middle_name": "JAMES",
"name_prefix": "Dr.",
"credential": "DDS",
"sole_proprietor": "YES",
"sex": "M",
"enumeration_date": "2016-07-05",
"last_updated": "2026-03-24",
"certification_date": "2026-03-24",
"status": "A"
},
"taxonomies": [
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "SD",
"license": "D1135",
"primary": true
},
{
"code": "1223G0001X",
"taxonomy_group": "",
"desc": "Dentist, General Practice",
"state": "SD",
"license": "640",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": [
{
"first_name": "ROBERT",
"last_name": "LOFTUS",
"middle_name": "T",
"prefix": "DR.",
"credential": "DDS",
"code": "2",
"type": "Professional Name"
}
]
}
Other providers in Rapid City, SD
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 24, 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; Opt Out Affidavits.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.