NPIMap

Individual provider Active NPI

Derek S. Day, MD

  • Physical Medicine & Rehabilitation Physician
  • Salt Lake City, UT
National Provider Identifier
1972131712
Registry record updated Mar 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physical Medicine & Rehabilitation PhysicianTaxonomy code 208100000X
License
13877410-1205 Issued in UT
Practice address
85 N Medical Dr
Salt Lake City, UT 84112-1100
Phone
(801) 581-2121
NPI assigned
Mar 28, 2020
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Mar 17, 2025

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Sports Medicine (Physical Medicine & Rehabilitation) Physician 2081S0010X 13877410-1205 UT
Physical Medicine & Rehabilitation Physician 208100000X 13877410-1205 UT Primary

Addresses

Primary practice location

85 N Medical Dr
Salt Lake City, UT 84112-1100

Mailing address

85 N Medical Dr
Salt Lake City, UT 84112-1100
Phone (801) 581-2121

Other practice location 1

102 Irving St NW Dept Of
Washington, DC 20010-2921
Phone (202) 877-1587

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address dday655502@direct.med.utah.edu Direct University of Utah

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT, SD2 enrollments
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 2

Enrollment IDStateProvider typePAC IDDetails
I20240419003114 UT Practitioner - Physical Medicine and Rehabilitation 4284073446 Reassigns benefits to 1 organization
I20251021002437 SD Practitioner - Sports MedicinePractitioner - Physical Medicine and Rehabilitation 4284073446 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Sports MedicineAlso: Physical Medicine and Rehabilitation
Education
Baylor College of Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Avera McKennanGroup PAC ID 0345157103, 957 clinicians

Practice addresses (Care Compare)

6100 S Louise Ave
Sioux Falls, SD 57108-6029

901 E Virgil Ave
Milbank, SD 57252-2124
Phone (605) 432-4538

Hospital & facility affiliations

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
University of Utah Specialty Services CurrentSince Mar 15, 2024 Accepting new patients
Avera McKennan CurrentSince Sep 1, 2025 Accepting new patients
University of Utah Specialty Services Physical Medicine & Rehabilitation CurrentSince Mar 15, 2024 Accepting new patients
Avera McKennan Current Accepting new patients
University of Utah Specialty Services Current Accepting new patients
Avera McKennan CurrentSince Sep 1, 2025 Accepting new patients
Avera McKennan Past Accepting new patients

Locations

911 E 20th St
Ste 300
Sioux Falls, SD 57105
Phone (605) 322-1300

6800 S Louise Ave
Sioux Falls, SD 57108
Phone (605) 322-3278

6100 S Louise Ave
Ste 2100
Sioux Falls, SD 57108
Phone (605) 504-1100

127 S 500 E
Ste 400
Salt Lake City, UT 84102

50 N Medical Dr
Slc, UT 84132
Phone (801) 581-2292

Organizations & group practices 7

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.

Hospital & facility affiliations 27

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

View all 27

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1585353600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1742169600000",
    "number": "1972131712",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "85 N MEDICAL DR",
            "city": "SALT LAKE CITY",
            "state": "UT",
            "postal_code": "841121100",
            "telephone_number": "801-581-2121"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "85 N MEDICAL DR",
            "city": "SALT LAKE CITY",
            "state": "UT",
            "postal_code": "841121100",
            "telephone_number": "801-581-2121"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "102 Irving St NW Dept Of",
            "address_purpose": "LOCATION",
            "city": "Washington",
            "state": "DC",
            "postal_code": "200102921",
            "country_code": "US",
            "telephone_number": "202-877-1587",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DAY",
        "first_name": "DEREK",
        "middle_name": "S.",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2020-03-28",
        "last_updated": "2025-03-17",
        "certification_date": "2025-03-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2081S0010X",
            "taxonomy_group": "",
            "desc": "Physical Medicine & Rehabilitation, Sports Medicine",
            "state": "UT",
            "license": "13877410-1205",
            "primary": false
        },
        {
            "code": "208100000X",
            "taxonomy_group": "",
            "desc": "Physical Medicine & Rehabilitation",
            "state": "UT",
            "license": "13877410-1205",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "dday655502@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 Salt Lake City, UT

Sources for this page

Verify at the official NPI Registry.