Active NPI
Marcella Lorraine Duncan
- Registered Dietitian
- Loma Linda, CA
National Provider Identifier
1962386862
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Registered Dietitian
- License
- 86296904
- Practice address
- 11450 Benton St
Loma Linda, CA 92354-3679 - Phone
- (317) 603-9270
- NPI assigned
- Aug 4, 2025
- Sex
- Female
- Sole proprietor
- Yes
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 |
|---|---|---|---|---|
| Registered Dietitian | 133V00000X | 86296904 | CA | Primary |
Addresses
Primary practice location
11450 Benton St
Loma Linda, CA 92354-3679
Mailing address
11450 Benton St
Loma Linda, CA 92354-3679
Phone (317) 603-9270
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 |
|---|---|---|---|
| 86296904 | CA | MD | Registered Dietitian |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Fay Nutrition | Dietitian, Registered | Past | Accepting new patients |
Organizations & group practices 1
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.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1754265600000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1754265600000",
"number": "1962386862",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "11450 BENTON ST",
"city": "LOMA LINDA",
"state": "CA",
"postal_code": "923543679",
"telephone_number": "317-603-9270"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "11450 BENTON ST",
"city": "LOMA LINDA",
"state": "CA",
"postal_code": "923543679",
"telephone_number": "317-603-9270"
}
],
"practiceLocations": [],
"basic": {
"last_name": "DUNCAN",
"first_name": "MARCELLA",
"middle_name": "LORRAINE",
"sole_proprietor": "YES",
"sex": "F",
"enumeration_date": "2025-08-04",
"last_updated": "2025-08-04",
"certification_date": "2025-08-04",
"status": "A"
},
"taxonomies": [
{
"code": "133V00000X",
"taxonomy_group": "",
"desc": "Dietitian, Registered",
"state": "CA",
"license": "86296904",
"primary": true
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}Other providers in Loma Linda, CA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 4, 2025; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.