Michael Dac Nguyen

Primary specialty

Physician AssistantTaxonomy code 363A00000X

Practice address

875 Oak St SE Ste 4030
Salem, OR 97301-3984

Phone

(503) 561-6444

Fax

(503) 561-6440

NPI assigned

Oct 28, 2024

Sex

Male

Sole proprietor

Yes

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

Eligible to order & refer

• Part B services: Yes
• Medical equipment: Yes
• Home health: Yes
• Power mobility devices: Yes
• Hospice: No

Green means eligible to order or refer.

Enrollment records 1

Specialty

Physician Assistant

Education

Other, 2025

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Oregon Oncology Specialists LLPGroup PAC ID 3971576240, 41 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Willamette Valley Medical Center Hospital, McMinnville, OR, CCN 380071

Medicare enrollment (NPD)

Enrolled

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.

• Oregon Oncology Specialists, LLP

  dba Oregon Infectious Disease Specialists

  • Hematology & Oncology Physician
  • Salem, OR
  • NPI 1013953025
  Medicare reassignment Care Compare group

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

• Willamette Valley Medical Center LLC

  dba Willamette Valley Medical Center

  • General Acute Care Hospital
  • McMinnville, OR
  • NPI 1346269982
  Care Compare affiliation

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

{
    "created_epoch": "1730073600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769817600000",
    "number": "1538981089",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "875 OAK ST SE STE 4030",
            "city": "SALEM",
            "state": "OR",
            "postal_code": "973013984",
            "telephone_number": "503-561-6444",
            "fax_number": "503-561-6440"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "875 OAK ST SE STE 4030",
            "city": "SALEM",
            "state": "OR",
            "postal_code": "973013984",
            "telephone_number": "503-561-6444",
            "fax_number": "503-561-6440"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2700 SE Stratus Ave Ste A",
            "address_purpose": "LOCATION",
            "city": "McMinnville",
            "state": "OR",
            "postal_code": "971286258",
            "country_code": "US",
            "telephone_number": "503-435-6590",
            "fax_number": "503-435-6591",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1475 Mount Hood Ave Ste 135",
            "address_purpose": "LOCATION",
            "city": "Woodburn",
            "state": "OR",
            "postal_code": "970719199",
            "country_code": "US",
            "telephone_number": "503-561-6444",
            "fax_number": "503-561-6440",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "NGUYEN",
        "first_name": "MICHAEL",
        "middle_name": "DAC",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2024-10-28",
        "last_updated": "2026-01-31",
        "certification_date": "2026-01-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Physician Assistant",
            "state": "OR",
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Claire Jayne Nguyen, PHARMD
• Elizabeth Nicole Nguyen
• Emily Hang Nguyen
• Hieu Pham Minh Nguyen, PHARMD
• Kelly Thuy Nguyen, PHARMD
• Minh Duc Nguyen, OTD
• Naomi C Nguyen, CHW
• Oanh Nguyen
• Peter D Nguyen, D.D.S
• Sophia Bao Nguyen, AUD

• Physician Assistant in Salem, OR
• Providers in Salem, OR by specialty
• Physician Assistant in Oregon

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 31, 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.