NPIMap

Individual provider Active NPI

Derrick K Ha, D.O.

  • Anesthesiology Physician
  • Seattle, WA
National Provider Identifier
1720616204
Registry record updated Oct 15, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
DO.OP.61682891 Issued in WA
Practice address
325 9TH Ave
Seattle, WA 98104-2420
Phone
(206) 520-5000
NPI assigned
Mar 30, 2020
Last updated
Oct 15, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Oct 15, 2026

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X DO.OP.61682891 WA Primary
Pain Medicine (Anesthesiology) Physician 207LP2900X DO.OP.61682891 WA

Addresses

Primary practice location

325 9TH Ave
Seattle, WA 98104-2420

Mailing address

PO Box 50095
Seattle, WA 98145-5095

Other practice location 1

1959 NE Pacific St
Seattle, WA 98195-0001
Phone (206) 520-5000

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA
Eligible to order & refer
  • Part B services
  • Medical equipment
  • Home health
  • Power mobility devices
  • Hospice
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20250814001618 WA Practitioner - AnesthesiologyPractitioner - Pain Management 0941642086 Reassigns benefits to 2 organizations

Care Compare profile

Medicare Care Compare
Specialty
AnesthesiologyAlso: Pain Management
Education
Kansas City University of Med & Biosciences, College of Osteo Med, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
The Association of University PhysiciansGroup PAC ID 0446162697, 3,484 clinicians

Practice addresses (Care Compare)

325 9TH Ave
Seattle, WA 98104-2420
Phone (206) 731-3000

747 Broadway
Seattle, WA 98122-4379
Phone (206) 386-2742

Hospital & facility affiliations

National Provider Directory

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

Practice roles

OrganizationSpecialtyStatusNew patients
Western Washington Medical Group, Inc, PS CurrentSince Jul 30, 2025 Accepting new patients
The Association of University Physicians Anesthesiology CurrentSince Jul 19, 2025 Accepting new patients
Ut Physicians Anesthesiology CurrentSince Jul 1, 2024 Accepting new patients
Ut Physicians CurrentSince Jul 1, 2024 Accepting new patients
Physicians Anesthesia Service PLLC Anesthesiology Current Accepting new patients
Proliance Surgeons, Inc., P.S. CurrentSince Jul 30, 2025 Accepting new patients

Locations

6410 Fannin St
#135
Houston, TX 77030

6410 Fannin St
Ste 500
Houston, TX 77030
Phone (713) 500-5714

6411 Fannin St
Houston, TX 77030
Phone (713) 500-6200

6431 Fannin St
Ste Msb
Houston, TX 77030
Phone (713) 500-5800

1229 Madison St
Ste 1440
Seattle, WA 98104
Phone (206) 625-0578

1959 NE Pacific St
Seattle, WA 98195
Phone (206) 598-4333

325 9th Ave
Seattle, WA 98104
Phone (206) 731-3000

600 Broadway
Ste 270
Seattle, WA 98122
Phone (206) 381-0269

747 Broadway
Seattle, WA 98122
Phone (360) 658-2488

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

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": "1585526400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1792022400000",
    "number": "1720616204",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 50095",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981455095",
            "fax_number": "206-625-9184"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "325 9TH AVE",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981042420",
            "telephone_number": "206-520-5000"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1959 NE PACIFIC ST",
            "address_purpose": "LOCATION",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981950001",
            "country_code": "US",
            "telephone_number": "206-520-5000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "HA",
        "first_name": "DERRICK",
        "middle_name": "K",
        "credential": "D.O.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2020-03-30",
        "last_updated": "2026-10-15",
        "certification_date": "2026-10-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "WA",
            "license": "DO.OP.61682891",
            "primary": true
        },
        {
            "code": "207LP2900X",
            "taxonomy_group": "",
            "desc": "Anesthesiology, Pain Medicine",
            "state": "WA",
            "license": "DO.OP.61682891",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

Verify at the official NPI Registry.