Individual provider Active NPI

Huy Tran Trieu, M.D.

  • Surgery Physician
  • Eureka, CA
National Provider Identifier
1639404353
Registry record updated Nov 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Surgery PhysicianTaxonomy code 208600000X
License
A95029 Issued in CA
Practice address
2321 Harrison Ave
North Coast Surgical Specialists
Eureka, CA 95501-3216
Phone
(707) 443-2248
Fax
(707) 443-4847
NPI assigned
Oct 14, 2009
Sex
Male
Sole proprietor
Yes

NPPES NPI Registry

Updated by the provider on Nov 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X A95029 CA Primary

Addresses

Primary practice location

2321 Harrison Ave
North Coast Surgical Specialists
Eureka, CA 95501-3216

Mailing address

2321 Harrison Ave
North Coast Surgical Specialists
Eureka, CA 95501-3216
Phone (707) 443-2248

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address htrieu1658402@oc.providencedirect.org

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
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
I20140915000906 CA Practitioner - General SurgeryPractitioner - Vascular Surgery 8426277054 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
General SurgeryAlso: Vascular Surgery
Education
University of Minnesota Medical School, 2003
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
Providence Medical FoundationGroup PAC ID 8921993205, 1,461 clinicians

Practice addresses (Care Compare)

1165 Montgomery Dr
Santa Rosa, CA 95405-4801
Phone (707) 546-3210

200 W Ctr St Promenade
Anaheim, CA 92805-3960

2280 Harrison Ave
Eureka, CA 95501-3200
Phone (707) 443-9371

2321 Harrison Ave
Suite S
Eureka, CA 95501-3216
Phone (707) 445-3674

2700 Dolbeer St
Eureka, CA 95501-4736
Phone (707) 445-8121

2710 Dolbeer St
Eureka, CA 95501-4736
Phone (707) 267-2060

3300 Renner Dr
Fortuna, CA 95540-3120
Phone (707) 725-3361

500 Doyle Park Dr
Santa Rosa, CA 95405-4559

Hospital & facility affiliations

  • Providence at Home With Compassus Home Health, Humboldt Home health agency, Eureka, CA, CCN 057256
  • Providence St Joseph Hospital Hospital, Eureka, CA, CCN 050006
  • Mad River Community Hospital Hospital, Arcata, CA, CCN 050028
  • Sutter Coast Hospital Hospital, Crescent City, CA, CCN 050417
  • Jerold Phelps Community Hospital Hospital, Garberville, CA, CCN 051309

Procedures performed for Medicare patients

ProcedureNumber of procedures
Colonoscopy47
Hernia repair - groin (open)1-10
Hernia repair (minimally invasive)18
Mastectomy1-10
Upper gastrointestinal (GI) endoscopy for acid reflux56
Melanoma (skin cancer) excision1-10
Leg revascularization (restoring blood flow)43
Removal of tissue32
Removal of skin lesions1-10
Removal or shaving of skin growth1-10
Skin biopsy1-10

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A95029CAMDSurgery Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Providence Medical Foundation CurrentSince Mar 20, 2017 Accepting new patients
Providence Medical Foundation CurrentSince Mar 20, 2017 Accepting new patients
Providence Medical Foundation Current Accepting new patients
North Coast Surgical Specialists Surgery CurrentSince Jul 21, 2014 Accepting new patients
Providence Medical Foundation Past Accepting new patients
St. Joseph Health Northern California, LLC Past Accepting new patients

Locations

200 W Ctr St Promenade
Ste 300
Anaheim, CA 92805
Phone (714) 449-4841

2379 23rd St
Eureka, CA 95501
Phone (707) 443-9371

2321 Harrison Ave
Eureka, CA 95501
Phone (707) 445-3660

2321 Harrison Ave
Ste S
Eureka, CA 95501
Phone (707) 443-2248

500 Doyle Park Dr
Ste 100
Santa Rosa, CA 95405
Phone (714) 449-4842

1165 Montgomery Dr
#1112
Santa Rosa, CA 95405
Phone (707) 546-3210

Interoperability endpoints

  • Direct secure messaging: huytrieu@ncss.allscriptsdirect.net

Organizations & group practices 6

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 8

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": "1255478400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763337600000",
    "number": "1639404353",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2321 HARRISON AVE",
            "address_2": "NORTH COAST SURGICAL SPECIALISTS",
            "city": "EUREKA",
            "state": "CA",
            "postal_code": "955013216",
            "telephone_number": "707-443-2248",
            "fax_number": "707-443-4847"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2321 HARRISON AVE",
            "address_2": "NORTH COAST SURGICAL SPECIALISTS",
            "city": "EUREKA",
            "state": "CA",
            "postal_code": "955013216",
            "telephone_number": "707-443-2248",
            "fax_number": "707-443-4847"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TRIEU",
        "first_name": "HUY",
        "middle_name": "TRAN",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2009-10-14",
        "last_updated": "2025-11-17",
        "certification_date": "2025-11-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208600000X",
            "taxonomy_group": "",
            "desc": "Surgery",
            "state": "CA",
            "license": "A95029",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "htrieu1658402@oc.providencedirect.org",
            "affiliation": "N",
            "address_1": "2321 Harrison Ave Ste S",
            "city": "Eureka",
            "state": "CA",
            "country_code": "US",
            "postal_code": "955013216",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Eureka, CA

Sources for this page

Verify at the official NPI Registry.