Active NPI
Nephi A Walton, M.D.
- Clinical Genetics (M.D.) Physician
- Lehi, UT
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Clinical Genetics (M.D.) Physician
- License
- 10386880-1205
- Practice address
- 2250 N Miller Campus Dr
Lehi, UT 84048-7233 - Phone
- (801) 662-1000
- NPI assigned
- Jul 11, 2012
- Last updated
- Dec 19, 2025
- 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 3
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Clinical Genetics (M.D.) Physician | 207SG0201X | 10386880-1205 | UT | Primary |
| Clinical Genetics (M.D.) Physician | 207SG0201X | MD462049 | PA | |
| Pediatrics Physician | 208000000X | 2012018921 | MO |
Addresses
Primary practice location
2250 N Miller Campus Dr
Lehi, UT 84048-7233
Mailing address
PO Box 30180
Salt Lake City, UT 84130-0180
Other practice location 1
190 Welles St.
Ste.128
Forty Fort, PA 18704-3859
Phone (570) 714-6420
Other practice location 2
One Children's Place
3S34
St Louis, MO 63110
Phone (314) 454-6006
Electronic endpoints 2
| Type | Endpoint | Use | Affiliation |
|---|---|---|---|
| CONNECT URL | https://esmd.officeally.io:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service | Bluemark LLC/ Office Ally | |
| Direct Messaging Address | NWALTON35894@DIRECT.MED.UTAH.EDU | Direct | University of Utah |
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in UT
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: No
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Medical Genetics and Genomics
- Education
- University of Utah School of Medicine, 2012
- Medicare assignment
- Accepts the Medicare-approved amount as payment in full
- Group practices
Practice addresses (Care Compare)
100 N Mario Capecchi Dr
Salt Lake City, UT 84113-1103
Phone (801) 587-7109
Hospital & facility affiliations
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 10386880-1205 | UT | MD | Clinical Genetics (M.D.) Physician |
| 2012018921 | MO | MD | Pediatrics Physician |
Practice roles
| Organization | Specialty | Status | New patients |
|---|---|---|---|
| Ihc Health Services, Inc. | Current | Accepting new patients | |
| University of Utah Pediatric Services | Current | Accepting new patients | |
| University of Utah Pediatric Services | Current | Accepting new patients | |
| University of Utah Pediatric Services | Pediatrics | Current | Accepting new patients |
| Ihc Health Services Inc | Current | Accepting new patients | |
| Ihc Health Services Inc | Current | Accepting new patients |
Locations
700 S Highway 99
Ste 3
Fillmore, UT 84631
Phone (435) 743-5555
201 W Layton Pkwy
Ste 2A
Layton, UT 84041
Phone (801) 387-7185
2250 N Miller Campus Dr
Lehi, UT 84048
Phone (385) 531-1000
4403 Harrison Blvd
Ste 2855
Ogden, UT 84403
Phone (801) 387-2550
100 N Mario Capecchi Dr
Slc, UT 84113
Phone (801) 587-7109
50 N Medical Dr
Slc, UT 84132
Phone (801) 581-2292
1300 SE Cardinal Ct
Ste 190
Vancouver, WA 98683
Phone (360) 448-4479
Interoperability endpoints
- nwalton35894@direct.med.utah.edu
Organizations & group practices 6
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.
-
dba Department of Pediatrics
- Pediatrics Physician
- Salt Lake City, UT
- NPI 1487018974
-
- Multi-Specialty Clinic/Center
- Sandy, UT
- NPI 1942325154
-
dba Lone Peak Orthopedics
- Orthopaedic Surgery Physician
- Sandy, UT
- NPI 1912367780
-
dba St George Adolescent Partial Hospitalization
- Psychiatry Physician
- St George, UT
- NPI 1023843844
-
dba Pediatric Plastic Surgery
- Plastic Surgery Physician
- Salt Lake City, UT
- NPI 1144684994
-
dba Pediatric Infectious Disease
- Pediatric Infectious Diseases Physician
- Salt Lake City, UT
- NPI 1285098855
Hospital & facility affiliations 1
Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.
-
dba Intermountain Health Primary Children's Hospital
- Children's Hospital
- Salt Lake City, UT
- NPI 1235148594
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1341964800000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1766102400000",
"number": "1265797617",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "PO BOX 30180",
"city": "SALT LAKE CITY",
"state": "UT",
"postal_code": "841300180"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "2250 N MILLER CAMPUS DR",
"city": "LEHI",
"state": "UT",
"postal_code": "840487233",
"telephone_number": "801-662-1000"
}
],
"practiceLocations": [
{
"address_1": "190 Welles St.",
"address_2": "Ste.128",
"address_purpose": "LOCATION",
"city": "Forty Fort",
"state": "PA",
"postal_code": "187043859",
"country_code": "US",
"telephone_number": "570-714-6420",
"country_name": "United States",
"address_type": "DOM"
},
{
"address_1": "One Children's Place",
"address_2": "3S34",
"address_purpose": "LOCATION",
"city": "St Louis",
"state": "MO",
"postal_code": "63110",
"country_code": "US",
"telephone_number": "314-454-6006",
"fax_number": "314-454-4102",
"country_name": "United States",
"address_type": "DOM"
}
],
"basic": {
"last_name": "WALTON",
"first_name": "NEPHI",
"middle_name": "A",
"credential": "M.D.",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2012-07-11",
"last_updated": "2025-12-19",
"certification_date": "2025-12-19",
"status": "A"
},
"taxonomies": [
{
"code": "207SG0201X",
"taxonomy_group": "",
"desc": "Medical Genetics, Clinical Genetics (M.D.)",
"state": "UT",
"license": "10386880-1205",
"primary": true
},
{
"code": "207SG0201X",
"taxonomy_group": "",
"desc": "Medical Genetics, Clinical Genetics (M.D.)",
"state": "PA",
"license": "MD462049",
"primary": false
},
{
"code": "208000000X",
"taxonomy_group": "",
"desc": "Pediatrics",
"state": "MO",
"license": "2012018921",
"primary": false
}
],
"identifiers": [],
"endpoints": [
{
"endpointType": "CONNECT",
"endpointTypeDescription": "CONNECT URL",
"endpoint": "https://esmd.officeally.io:8291/Gateway/DocumentSubmission/2_0/NhinService/XDRRequest_Service",
"affiliation": "Y",
"endpointDescription": "2.16.840.1.113883.3.2019.3",
"affiliationName": "Bluemark LLC/ Office Ally",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "CMS esMD eMDR",
"address_1": "1300 SE Cardinal Ct Ste 190",
"city": "Vancouver",
"state": "WA",
"country_code": "US",
"postal_code": "986839683",
"country_name": "United States",
"address_type": "DOM"
},
{
"endpointType": "DIRECT",
"endpointTypeDescription": "Direct Messaging Address",
"endpoint": "NWALTON35894@DIRECT.MED.UTAH.EDU",
"affiliation": "Y",
"affiliationName": "University of Utah",
"use": "DIRECT",
"useDescription": "Direct",
"contentType": "OTHER",
"contentTypeDescription": "Other",
"contentOtherDescription": "CDA/CCD/TXT",
"address_1": "50 N Medical Dr",
"city": "Salt Lake City",
"state": "UT",
"country_code": "US",
"postal_code": "841320001",
"country_name": "United States",
"address_type": "DOM"
}
],
"other_names": []
}
Other providers in Lehi, UT
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Dec 19, 2025; 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.