Individual provider Active NPI

Melissa Szocik

  • Medical Physician Assistant
  • Seattle, WA
National Provider Identifier
1144372228
Registry record updated Sep 5, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Physician AssistantTaxonomy code 363AM0700X
License
PA10005125 Issued in WA
Practice address
1420 5TH Ave Ste 375
Seattle, WA 98101-4032
Phone
(206) 223-2611
NPI assigned
Jan 17, 2007
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Sep 5, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Physician Assistant 363AM0700X PA10005125 WA Primary

Addresses

Primary practice location

1420 5TH Ave Ste 375
Seattle, WA 98101-4032

Mailing address

1420 5TH Ave Ste 375
Seattle, WA 98101-4032
Phone (206) 223-2611

Other practice location 1

2701 156th Ave NE
Redmond, WA 98052-5513
Phone (425) 883-5020

Other practice location 2

11511 NE 10th St
Bellevue, WA 98004-8578
Phone (425) 502-3000

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwa.kp.org:14430/Interconnect-CE-PRD/wcf/epic.community.hie/xcpdrespondinggatewaysync Health Information Exchange (HIE)

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in WA
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

Enrollment IDStateProvider typePAC IDDetails
I20071127000157 WA Practitioner - Physician Assistant 1052409125 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2006
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Kaiser Foundation Health Plan of WashingtonGroup PAC ID 9032022579, 1,519 clinicians

Practice addresses (Care Compare)

125 16TH Ave E
Seattle, WA 98112-5211
Phone (206) 326-3000

200 15TH Ave E
Seattle, WA 98112-5260
Phone (206) 326-3000

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Physician Assistant

State licenses

LicenseStateTypeSpecialty
PA10005125WAMDMedical Physician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Kaiser Foundation Health Plan of Washington CurrentSince Dec 5, 2006 Accepting new patients
Kaiser Foundation Health Plan of Washington CurrentSince Dec 5, 2006 Accepting new patients

Locations

11511 NE 10th St
Hunts Point, WA 98004
Phone (425) 502-3000

2701 156th Ave NE
Redmond, WA 98052
Phone (425) 883-5020

125 16th Ave E
Seattle, WA 98112
Phone (206) 326-3530

1420 5th Ave
Ste 375
Seattle, WA 98101
Phone (206) 223-2611

200 15th Ave E
Seattle, WA 98112
Phone (206) 326-4530

9505 S Steele St
Tacoma, WA 98444
Phone (253) 597-6800

Interoperability endpoints

  • Direct secure messaging: mszocik51710@ghc.direct-ci.net

Organizations & group practices 3

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.

NPI Registry JSON

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

{
    "created_epoch": "1168992000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1757030400000",
    "number": "1144372228",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1420 5TH AVE STE 375",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981014032",
            "telephone_number": "206-223-2611"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1420 5TH AVE STE 375",
            "city": "SEATTLE",
            "state": "WA",
            "postal_code": "981014032",
            "telephone_number": "206-223-2611"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "2701 156th Ave NE",
            "address_purpose": "LOCATION",
            "city": "Redmond",
            "state": "WA",
            "postal_code": "980525513",
            "country_code": "US",
            "telephone_number": "425-883-5020",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "11511 NE 10th St",
            "address_purpose": "LOCATION",
            "city": "Bellevue",
            "state": "WA",
            "postal_code": "980048578",
            "country_code": "US",
            "telephone_number": "425-502-3000",
            "fax_number": "844-620-1839",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "SZOCIK",
        "first_name": "MELISSA",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2007-01-17",
        "last_updated": "2025-09-05",
        "certification_date": "2025-09-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363AM0700X",
            "taxonomy_group": "",
            "desc": "Physician Assistant, Medical",
            "state": "WA",
            "license": "PA10005125",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwa.kp.org:14430/Interconnect-CE-PRD/wcf/epic.community.hie/xcpdrespondinggatewaysync",
            "affiliation": "N",
            "endpointDescription": "Carequality",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "1420 5th Ave Ste 375",
            "city": "Seattle",
            "state": "WA",
            "country_code": "US",
            "postal_code": "981014032",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Seattle, WA

Sources for this page

Verify at the official NPI Registry.