Harriet Lia Loo, MD

Primary specialty

Psychiatry PhysicianTaxonomy code 2084P0800X

License

5583 Issued in AK

Practice address

1363 W Spruce Ave
Wasilla, AK 99654-5327

Phone

(907) 376-2411

NPI assigned

Jan 5, 2007

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Medicare fee-for-service enrollment

Enrolled in AK

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

Specialty

Psychiatry

Education

University of Cincinnati College of Medicine, 1999

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Mat - Su Health Services Inc.Group PAC ID 2567354533, 30 clinicians

Practice addresses (Care Compare)

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: harriet.loo.p1@direct.mshs.nextgenshare.com
• FHIR API: https://fhir.nextgen.com/nge/prod/fhir-api-r4/fhir/r4/

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.

• Mat - Su Health Services Inc.

  • Mental Health Clinic/Center (Including Community Mental Health Center)
  • Wasilla, AK
  • NPI 1184725210
  Medicare reassignment Care Compare group NPD
• State of Alaska Department of Administration

  dba Alaska Psychiatric Institute

  • Psychiatric Hospital
  • Anchorage, AK
  • NPI 1497842553
  NPD (past)
• Mid-Coast Mental Health Center

  • Community/Behavioral Health Agency
  • Rockland, ME
  • NPI 1376642066
  NPD (past)

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

{
    "created_epoch": "1167955200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1763078400000",
    "number": "1326196692",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1363 W SPRUCE AVE",
            "city": "WASILLA",
            "state": "AK",
            "postal_code": "996545327",
            "telephone_number": "907-376-2411"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1363 W SPRUCE AVE",
            "city": "WASILLA",
            "state": "AK",
            "postal_code": "996545327",
            "telephone_number": "907-376-2411"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "LOO",
        "first_name": "HARRIET",
        "middle_name": "LIA",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-01-05",
        "last_updated": "2025-11-14",
        "certification_date": "2025-11-14",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2084P0800X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Psychiatry",
            "state": "AK",
            "license": "5583",
            "primary": true
        },
        {
            "code": "2084P0804X",
            "taxonomy_group": "",
            "desc": "Psychiatry & Neurology, Child & Adolescent Psychiatry",
            "state": "AK",
            "license": "5583",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Nicole Lockner
• Stephanie Lofgren
• Michelle Lynn Logan
• Celeste Alecia Long, M.S.
• Rebecca Longman
• Looking Forward Psychiatry and Counseling LLC
• Stacie Lopez, MS, CCC-SLP
• Kristine Lord, LMT
• Matthew Loudon, PA-C
• Amy M Lowe

• Psychiatry Physician in Wasilla, AK
• Providers in Wasilla, AK by specialty
• Psychiatry Physician in Alaska

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Nov 14, 2025; 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.