NPIMap

Individual provider Active NPI

Marissa Grotzke, M.D.

  • Endocrinology, Diabetes & Metabolism Physician
  • Salt Lake City, UT
National Provider Identifier
1245425032
Registry record updated Jan 27, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Endocrinology, Diabetes & Metabolism PhysicianTaxonomy code 207RE0101X
License
5525882-1205 Issued in UT
Practice address
615 Arapeen Dr
Suite 100
Salt Lake City, UT 84108-1267
Phone
(801) 587-3969
Fax
(801) 587-3997
NPI assigned
Sep 13, 2007
Last updated
Jan 27, 2026By the provider in NPPES
Sex
Female
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Jan 27, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Endocrinology, Diabetes & Metabolism Physician 207RE0101X 5525882-1205 UT Primary
Endocrinology, Diabetes & Metabolism Physician 207RE0101X 95568 SC

Addresses

Primary practice location

615 Arapeen Dr
Suite 100
Salt Lake City, UT 84108-1267

Mailing address

615 S Arapeen Dr Ste 100
Salt Lake City, UT 84108-1239
Phone (801) 587-3969

Other practice location 1

2 Medical Park Rd Ste 506
Columbia, SC 29203-6876
Phone (803) 434-3930

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address MGROTZKE27932@DIRECT.MED.UTAH.EDU Direct UNIVERSITY OF UTAH

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT, SC2 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
I20090710000045 UT Practitioner - EndocrinologyPractitioner - Internal Medicine 9537211248 Reassigns benefits to 1 organization
I20260112002954 SC Practitioner - Endocrinology 9537211248 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Endocrinology
Education
University of Colorado School of Medicine, Denver, 2002
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Prisma Health Medical Group-MidlandsGroup PAC ID 5991099707, 1,040 clinicians

Practice addresses (Care Compare)

2 Medical Park Rd
Suite 506
Columbia, SC 29203-6876
Phone (803) 540-1000

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
95568SCMDEndocrinology, Diabetes & Metabolism Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Utah Adult Services Current Accepting new patients
Prisma Health Medical Group-Midlands CurrentSince Jan 26, 2026 Accepting new patients
University of Utah Adult Services CurrentSince Feb 1, 2015 Accepting new patients
University of Utah Adult Services CurrentSince Feb 1, 2015 Accepting new patients
Prisma Health Medical Group-Midlands CurrentSince Jan 26, 2026 Accepting new patients

Locations

2 Medical Park Rd
Ste 506
Columbia, SC 29203
Phone (803) 434-3930

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

Interoperability endpoints

  • Direct secure messaging: mgrotzke27932@direct.med.utah.edu

Organizations & group practices 5

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.

Hospital & facility affiliations 9

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

NPI Registry JSON

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

{
    "created_epoch": "1189641600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769472000000",
    "number": "1245425032",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "615 S ARAPEEN DR STE 100",
            "city": "SALT LAKE CITY",
            "state": "UT",
            "postal_code": "841081239",
            "telephone_number": "801-587-3969",
            "fax_number": "801-587-3997"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "615 ARAPEEN DR",
            "address_2": "SUITE 100",
            "city": "SALT LAKE CITY",
            "state": "UT",
            "postal_code": "841081267",
            "telephone_number": "801-587-3969",
            "fax_number": "801-587-3997"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2 Medical Park Rd Ste 506",
            "address_purpose": "LOCATION",
            "city": "Columbia",
            "state": "SC",
            "postal_code": "292036876",
            "country_code": "US",
            "telephone_number": "803-434-3930",
            "fax_number": "803-933-3035",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "GROTZKE",
        "first_name": "MARISSA",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "F",
        "enumeration_date": "2007-09-13",
        "last_updated": "2026-01-27",
        "certification_date": "2026-01-27",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "UT",
            "license": "5525882-1205",
            "primary": true
        },
        {
            "code": "207RE0101X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Endocrinology, Diabetes & Metabolism",
            "state": "SC",
            "license": "95568",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "MGROTZKE27932@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.