Individual provider Active NPI

Melissa B. Warstadt, MD

  • Neuroradiology Physician
  • Portland, OR
National Provider Identifier
1124524426
Registry record updated Aug 7, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neuroradiology PhysicianTaxonomy code 2085N0700X
License
MD200075 Issued in OR
Practice address
3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone
(503) 418-0990
NPI assigned
Apr 4, 2018
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Aug 7, 2025

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X MD200075 OR
Neuroradiology Physician 2085N0700X MD200075 OR Primary
Neuroradiology Physician 2085N0700X 13312676-1205 UT
Diagnostic Radiology Physician 2085R0202X 13312676-1205 UT

Addresses

Primary practice location

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011

Mailing address

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone (503) 418-0990

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address mwarstadt637052@direct.med.utah.edu Direct University of Utah

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in OR, UT2 enrollments
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 2

Enrollment IDStateProvider typePAC IDDetails
I20190613002760 OR Practitioner - Diagnostic Radiology 4284967886 Reassigns benefits to 1 organization
I20240717002330 UT Practitioner - Diagnostic Radiology 4284967886 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Boston University School of Medicine, 2018
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
University Professional ServicesGroup PAC ID 4880760107, 1,683 clinicians

Practice addresses (Care Compare)

3181 SW Sam Jackson Park Rd
Portland, OR 97239-3011
Phone (503) 494-8311

Hospital & facility affiliations

  • Ohsu Hospital and Clinics Hospital, Portland, OR, CCN 380009
  • Columbia Memorial Hospital Hospital, Astoria, OR, CCN 381320

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
MD200075ORMDNeuroradiology Physician
13312676-1205UTMDNeuroradiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
University of Utah Adult Services Current Accepting new patients
University of Utah Adult Services Diagnostic Radiology CurrentSince Jun 15, 2024 Accepting new patients
University Professional Services Current Accepting new patients
University Professional Services CurrentSince Aug 1, 2025 Accepting new patients
University of Utah Adult Services CurrentSince Jun 15, 2024 Accepting new patients
Ohsu Outpatient Clinical Services LLC CurrentSince Sep 2, 2025 Accepting new patients
University Professional Services CurrentSince Aug 1, 2025 Accepting new patients

Locations

15700 SW Greystone Ct
Beaverton, OR 97006
Phone (503) 203-1000

1501 NE Medical Center Dr
Bend, OR 97701
Phone (541) 317-4354

3181 SW Sam Jackson Park Rd
Portland, OR 97239
Phone (503) 494-5674

51377 SW Old Portland Rd
Scappoose, OR 97056
Phone (503) 418-4222

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

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

Interoperability endpoints

  • Direct secure messaging: mwarstadt115391@direct.ohsu.edu

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 6

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": "1522800000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1754524800000",
    "number": "1124524426",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393011",
            "telephone_number": "503-418-0990"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "3181 SW SAM JACKSON PARK RD",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972393011",
            "telephone_number": "503-418-0990"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WARSTADT",
        "first_name": "MELISSA",
        "middle_name": "B.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2018-04-04",
        "last_updated": "2025-08-07",
        "certification_date": "2025-08-07",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "OR",
            "license": "MD200075",
            "primary": false
        },
        {
            "code": "2085N0700X",
            "taxonomy_group": "",
            "desc": "Radiology, Neuroradiology",
            "state": "OR",
            "license": "MD200075",
            "primary": true
        },
        {
            "code": "2085N0700X",
            "taxonomy_group": "",
            "desc": "Radiology, Neuroradiology",
            "state": "UT",
            "license": "13312676-1205",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "UT",
            "license": "13312676-1205",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mwarstadt637052@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 Portland, OR

Sources for this page

Verify at the official NPI Registry.