Anna Maguire Nelson, MD, PHD

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

MD172414 Issued in OR

Practice address

2801 N Gantenbein Ave
Portland, OR 97227-1623

Phone

(503) 413-4121

NPI assigned

Mar 27, 2012

Sex

Female

Sole proprietor

No

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in OR, WA2 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

Merit-based Incentive Payment System (MIPS)

Final score

96.85 of 100Reported as group

Quality

84.92

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine, Doctor of Philosophy

State licenses

Practice roles

Locations

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.

• Legacy Good Samaritan Hospital and Medical Center

  • General Acute Care Hospital
  • Portland, OR
  • NPI 1780608216
  Medicare reassignment NPD
• Northwest Acute Care Specialists PC

  • Emergency Medicine Physician
  • Portland, OR
  • NPI 1215983200

  WA

  Medicare reassignment NPD
• Tuality Healthcare

  • General Acute Care Hospital
  • Hillsboro, OR
  • NPI 1275591984
  Medicare reassignment NPD
• Tuality Medical Group LLC

  • Internal Medicine Physician
  • Hillsboro, OR
  • NPI 1073929782
  Medicare reassignment NPD
• Legacy Good Samaritan Hospital and Medical Center

  • Community/Retail Pharmacy
  • Portland, OR
  • NPI 1609896174
  NPD
• Tuality Healthcare

  • Psychiatric Hospital
  • Hillsboro, OR
  • NPI 1073817714
  NPD
• Tuality Medical Group LLC

  • Neurology Physician
  • Hillsboro, OR
  • NPI 1639690704
  NPD
• Northwest Acute Care Specialists PC

  • Emergency Medicine Physician
  • Vancouver, WA
  • NPI 1487811048
  NPD

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

{
    "created_epoch": "1332806400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1770163200000",
    "number": "1477829216",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2801 N GANTENBEIN AVE",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972271623",
            "telephone_number": "503-413-4121"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2801 N GANTENBEIN AVE",
            "city": "PORTLAND",
            "state": "OR",
            "postal_code": "972271623",
            "telephone_number": "503-413-4121"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NELSON",
        "first_name": "ANNA",
        "middle_name": "MAGUIRE",
        "name_prefix": "Dr.",
        "credential": "MD, PHD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-03-27",
        "last_updated": "2026-02-04",
        "certification_date": "2026-02-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "OR",
            "license": "MD172414",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Katherine Louise Nelson-Armstrong, LMFT
• Aaron Nelson-Caviglia
• Adena Nelson
• Alena Nelson
• Andrew Nelson, DO
• Ashley Marie Nelson, LMT
• Bella A Nelson, M.D.
• Benjamin Nelson, MSPT, OCS
• Benjamin Nelson
• Brian Emery Nelson, D.C.

• Emergency Medicine Physician in Portland, OR
• Providers in Portland, OR by specialty
• Emergency Medicine Physician in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 4, 2026; 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.

Verify at the official NPI Registry.