Individual provider Active NPI

Katherine Grace Holder, MD

  • Dermatology Physician
  • Saint Paul, MN
National Provider Identifier
1073298923
Registry record updated Aug 28, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Dermatology PhysicianTaxonomy code 207N00000X
License
77618 Issued in MN
Practice address
1021 Bandana Blvd E Ste 100
Saint Paul, MN 55108-5109
Phone
(651) 241-9700
Fax
(651) 241-9787
NPI assigned
Jun 19, 2023
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 28, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Dermatology Physician 207N00000X 77618 MN Primary
Internal Medicine Physician 207R00000X R-12964 IA

Addresses

Primary practice location

1021 Bandana Blvd E Ste 100
Saint Paul, MN 55108-5109

Mailing address

2925 Chicago Ave
Minneapolis, MN 55407-1321
Phone (612) 262-9000

Other practice location 1

200 Hawkins Dr
Iowa City, IA 52242-1009
Phone (319) 356-2034

Other practice location 2

200 1st St SW
Rochester, MN 55905-0001
Phone (507) 284-2511

Electronic endpoints 2

TypeEndpointUseAffiliation
Direct Messaging Address kholder812491@excellian.direct.allina.com Direct
Direct Messaging Address kholder1803570@ehrdirect.mayoclinicmsg.org

Medicare participation

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

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20240823002627 MN Practitioner - Dermatology 8022479039 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
Dermatology
Education
Texas Tech University Health Science Center School of Medicine, 2023
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Mayo ClinicGroup PAC ID 6507778255, 4,829 clinicians

Practice addresses (Care Compare)

200 1St St SW
Rochester, MN 55905-0001
Phone (507) 284-2511

Hospital & facility affiliations

  • Mayo Clinic Hospital Rochester Hospital, Rochester, MN, CCN 240010

Procedures performed for Medicare patients

ProcedureNumber of procedures
Removal of skin lesions1-10
Skin biopsy1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
77618MNMDDermatology Physician
R-12964IAMDInternal Medicine Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Mayo Clinic CurrentSince Jul 9, 2024 Accepting new patients
Mayo Clinic CurrentSince Jul 9, 2024 Accepting new patients
Mayo Clinic Current Accepting new patients

Locations

200 1st St SW
Rochester, MN 55905
Phone (507) 266-4850

Organizations & group practices 4

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 1

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": "1687132800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1787875200000",
    "number": "1073298923",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2925 CHICAGO AVE",
            "city": "MINNEAPOLIS",
            "state": "MN",
            "postal_code": "554071321",
            "telephone_number": "612-262-9000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1021 BANDANA BLVD E STE 100",
            "city": "SAINT PAUL",
            "state": "MN",
            "postal_code": "551085109",
            "telephone_number": "651-241-9700",
            "fax_number": "651-241-9787"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "200 Hawkins Dr",
            "address_purpose": "LOCATION",
            "city": "Iowa City",
            "state": "IA",
            "postal_code": "522421009",
            "country_code": "US",
            "telephone_number": "319-356-2034",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "200 1st St SW",
            "address_purpose": "LOCATION",
            "city": "Rochester",
            "state": "MN",
            "postal_code": "559050001",
            "country_code": "US",
            "telephone_number": "507-284-2511",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HOLDER",
        "first_name": "KATHERINE",
        "middle_name": "GRACE",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2023-06-19",
        "last_updated": "2026-08-28",
        "certification_date": "2026-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207N00000X",
            "taxonomy_group": "",
            "desc": "Dermatology",
            "state": "MN",
            "license": "77618",
            "primary": true
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "IA",
            "license": "R-12964",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "kholder812491@excellian.direct.allina.com",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "CDA/PDF/TXT",
            "address_1": "1021 Bandana Blvd E Ste 100",
            "city": "Saint Paul",
            "state": "MN",
            "country_code": "US",
            "postal_code": "551085109",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "kholder1803570@ehrdirect.mayoclinicmsg.org",
            "affiliation": "N",
            "address_1": "200 1st St SW",
            "city": "Rochester",
            "state": "MN",
            "country_code": "US",
            "postal_code": "559050001",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Saint Paul, MN

Sources for this page

Verify at the official NPI Registry.