Active NPI
Todd E Christensen, MD
- Orthopaedic Surgery Physician
- Grass Valley, CA
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Orthopaedic Surgery Physician
- License
- G72325
- Practice address
- 360 Sierra College Dr Ste 120
Grass Valley, CA 95945-5088 - Phone
- (530) 274-6222
- Fax
- (530) 242-4846
- NPI assigned
- Jul 28, 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 |
|---|---|---|---|---|
| Orthopaedic Surgery Physician | 207X00000X | G72325 | CA | Primary |
| Orthopaedic Surgery Physician | 207X00000X | 50469 | TN |
Addresses
Primary practice location
360 Sierra College Dr Ste 120
Grass Valley, CA 95945-5088
Mailing address
3400 Data Dr
Rancho Cordova, CA 95670-7956
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in CA
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Orthopedic Surgery
- Education
- Loma Linda University School of Medicine, 1990
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
280 Sierra College Dr
Suite 105
Grass Valley, CA 95945-5763
Phone (530) 477-4480
Hospital & facility affiliations
- Progressive Home Care - Auburn
- Adventist Health Home Care Services
- Sierra Nevada Home Care
- Sierra Nevada Memorial Hospital
Procedures performed for Medicare patients
| Procedure | Number of procedures |
|---|---|
| Hip replacement | 27 |
| Knee replacement | 32 |
| Lower limb (leg) arthroscopy (minimally invasive joint repair) | 12 |
| Upper limb (arm) arthroscopy (minimally invasive joint repair) | 61 |
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| G72325 | CA | MD | Orthopaedic Surgery Physician |
| 50469 | TN | MD | Orthopaedic Surgery Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Dignity Health Medical Foundation | Current | Accepting new patients | |
| Dignity Health Medical Foundation | Current | Accepting new patients | |
| Dignity Health Medical Foundation | Current | Accepting new patients |
Locations
280 Sierra College Dr
Ste 120
Grass Valley, CA 95945
Phone (530) 477-4420
360 Sierra College Dr
Ste 120
Grass Valley, CA 95945
Phone (530) 477-7390
280 Sierra College Dr
Ste 105
Grass Valley, CA 95945
Phone (530) 273-3400
3400 Data Dr
Rncho Cordova, CA 95670
Phone (916) 379-2726
1595 Soquel Dr
Ste 400
Santa Cruz, CA 95065
Phone (831) 475-1111
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.
-
dba Mercy Medical Group, a service of Dignity Health Medical Foundation
- Multi-Specialty Clinic/Center
- Sacramento, CA
- NPI 1700803418
-
dba Dignity Health Medical Group - Dominican, a service of Dignity Health
- Multi-Specialty Clinic/Center
- Santa Cruz, CA
- NPI 1598961245
-
dba Dignity Health Medical Group - North State, a service of Dignity Healt
- Multi-Specialty Clinic/Center
- Redding, CA
- NPI 1912288432
Hospital & facility affiliations 3
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Progressive Home Care - Auburn
- Home Health Agency
- Auburn, CA
- NPI 1396770269
-
dba Sierra Nevada Memorial Hospital
- General Acute Care Hospital
- Grass Valley, CA
- NPI 1659361392
-
dba Adventist Health Home Care Services
- Home Health Agency
- Yuba City, CA
- NPI 1639640089
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1154044800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1778025600000",
"number": "1740294321",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "3400 DATA DR",
"city": "RANCHO CORDOVA",
"state": "CA",
"postal_code": "956707956"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "360 SIERRA COLLEGE DR STE 120",
"city": "GRASS VALLEY",
"state": "CA",
"postal_code": "959455088",
"telephone_number": "530-274-6222",
"fax_number": "530-242-4846"
}
],
"practiceLocations": [],
"basic": {
"last_name": "CHRISTENSEN",
"first_name": "TODD",
"middle_name": "E",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2006-07-28",
"last_updated": "2026-05-06",
"certification_date": "2026-05-06",
"status": "A"
},
"taxonomies": [
{
"code": "207X00000X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery",
"state": "CA",
"license": "G72325",
"primary": true
},
{
"code": "207X00000X",
"taxonomy_group": "",
"desc": "Orthopaedic Surgery",
"state": "TN",
"license": "50469",
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Grass Valley, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on May 6, 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.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.