Individual provider Active NPI

Emma K. Rousakis, MD

  • Anesthesiology Physician
  • Seattle, WA
National Provider Identifier
1659908648
Registry record updated Feb 20, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Anesthesiology PhysicianTaxonomy code 207L00000X
License
MD70002899 Issued in WA
Practice address
600 Broadway Ste 270
Seattle, WA 98122-5392
Phone
(206) 625-0578
Fax
(206) 625-9184
NPI assigned
Mar 27, 2020
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Feb 20, 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 MD70002899 WA Primary
Anesthesiology Physician 207L00000X 12506842-1205 UT

Addresses

Primary practice location

600 Broadway Ste 270
Seattle, WA 98122-5392

Mailing address

PO Box 840842
Dallas, TX 75284-0842
Phone (206) 625-0578

Other practice location 1

809 82nd Pkwy
Myrtle Beach, SC 29572-4607
Phone (843) 692-1595

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in UT, 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

Enrollment IDStateProvider typePAC IDDetails
I20240712001830 UT Practitioner - Anesthesiology 3476979048 Reassigns benefits to 1 organization
I20251121000203 WA Practitioner - Anesthesiology 3476979048 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Anesthesiology
Education
Michigan State University College of Human Medicine, 2020
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices

Practice addresses (Care Compare)

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

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
89.77 of 100Reported as group
Quality
91.47
Promoting interoperability
100
Improvement activities
40
Cost
74.42

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
12506842-1205UTMDAnesthesiology Physician
MD70002899WAMDAnesthesiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Western Washington Medical Group, Inc, PS CurrentSince Oct 13, 2025 Accepting new patients
Physicians Anesthesia Service PLLC Anesthesiology CurrentSince Oct 13, 2025 Accepting new patients
University of Utah Adult Services Current Accepting new patients
University of Utah Adult Services CurrentSince Jun 1, 2024 Accepting new patients
University of Utah Adult Services CurrentSince Jun 1, 2024 Accepting new patients

Locations

50 N Medical Dr
Slc, UT 84132
Phone (801) 581-2292

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

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

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

Organizations & group practices 5

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 2

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": "1585267200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771545600000",
    "number": "1659908648",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 840842",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752840842",
            "telephone_number": "206-625-0578",
            "fax_number": "206-625-9184"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "600 BROADWAY STE 270",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981225392",
            "telephone_number": "206-625-0578",
            "fax_number": "206-625-9184"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "809 82nd Pkwy",
            "address_purpose": "LOCATION",
            "city": "Myrtle Beach",
            "state": "SC",
            "postal_code": "295724607",
            "country_code": "US",
            "telephone_number": "843-692-1595",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "ROUSAKIS",
        "first_name": "EMMA",
        "middle_name": "K.",
        "name_prefix": "Miss",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2020-03-27",
        "last_updated": "2026-02-20",
        "certification_date": "2026-02-20",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "WA",
            "license": "MD70002899",
            "primary": true
        },
        {
            "code": "207L00000X",
            "taxonomy_group": "",
            "desc": "Anesthesiology",
            "state": "UT",
            "license": "12506842-1205",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

Verify at the official NPI Registry.