John David McGowan, MD

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

MD00043387 Issued in WA

Practice address

19020 33Rd Ave W Ste 210
Lynnwood, WA 98036-4748

Phone

(425) 563-1500

Fax

(425) 563-1501

NPI assigned

Dec 30, 2005

Sex

Male

Sole proprietor

No

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

Specialties & licenses 3

Addresses

Other identifiers 8

Medicare fee-for-service enrollment

Enrolled in WA, ID, TX3 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 3

Specialty

Diagnostic Radiology

Education

Creighton University School of Medicine, 1998

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Radia Inc P SGroup PAC ID 9931012812, 275 clinicians

South Sound Radiologists Inc P SGroup PAC ID 1254229305, 76 clinicians

Tower Imaging Medical Associates IncGroup PAC ID 2163608688, 93 clinicians

Swedish Radia Imaging Center at Edmonds LLCGroup PAC ID 5496778292, 115 clinicians

Radia Imaging Center Holdings LLCGroup PAC ID 6305182965, 43 clinicians

Evergreen Radia LLCGroup PAC ID 4587568076, 116 clinicians

Swedish Health ServicesGroup PAC ID 0244138196, 1,038 clinicians

Swedish Health ServicesGroup PAC ID 3173433067, 156 clinicians

Okanogan County Public Hospital Dist No 4Group PAC ID 9335051150, shared by 4 NPIs, 43 clinicians

Optum Care Washington PLLCGroup PAC ID 6406752153, 684 clinicians

Radia Oregon Radiology Medical Group LLCGroup PAC ID 2961852637, 122 clinicians

Radia California Radiology Medical Group IncGroup PAC ID 8921465998, 134 clinicians

Okanogan County Public Hospital District No. 3Group PAC ID 6800707951, 89 clinicians

Swedish Health ServicesGroup PAC ID 9537072814, 384 clinicians

Public Hospital District No 4 King County WashingtonGroup PAC ID 6002700861, 85 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Asante Rogue Regional Medical Center Hospital, Medford, OR, CCN 380018
• Swedish Medical Center Hospital, Seattle, WA, CCN 500027
• Providence Santa Rosa Memorial Hospital Hospital, Santa Rosa, CA, CCN 050174
• Overlake Hospital Medical Center & Clinics Hospital, Bellevue, WA, CCN 500051
• Northwest Specialty Hospital Hospital, Post Falls, ID, CCN 130066

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 61)

Interoperability endpoints

• Direct secure messaging: john.mcgowen.p73@direct.proliance.nextgenshare.com

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.

• Evergreen Radia LLC

  • Diagnostic Radiology Physician
  • Kirkland, WA
  • NPI 1922095694

  TX

  Medicare reassignment Care Compare group NPD
• Okanogan County Public Hospital District No. 3

  • Critical Access Hospital
  • Omak, WA
  • NPI 1255387403
  Medicare reassignment Care Compare group NPD
• Optum Care Washington PLLC

  • Multi-Specialty Clinic/Center
  • Everett, WA
  • NPI 1831186766
  Medicare reassignment Care Compare group NPD
• Public Hospital District No 4 King County Washington

  • Critical Access Hospital
  • Snoqualmie, WA
  • NPI 1902846546
  Medicare reassignment Care Compare group NPD
• Radia Imaging Center Holdings LLC

  • Diagnostic Radiology Physician
  • Seattle, WA
  • NPI 1639653017

  TX

  Medicare reassignment Care Compare group NPD
• Radia Inc P S

  • Diagnostic Radiology Physician
  • Lynnwood, WA
  • NPI 1932196607

  ID, TX

  Medicare reassignment Care Compare group NPD
• South Sound Radiologists Inc P S

  • Diagnostic Radiology Physician
  • Olympia, WA
  • NPI 1902990500

  TX

  Medicare reassignment Care Compare group NPD
• Swedish Health Services

  • Body Imaging Physician
  • Everett, WA
  • NPI 1114356904
  Medicare reassignment Care Compare group NPD
• Swedish Health Services

  • Internal Medicine Physician
  • Seattle, WA
  • NPI 1689612954
  Medicare reassignment Care Compare group NPD
• Swedish Health Services

  • Family Medicine Physician
  • Seattle, WA
  • NPI 1831139724
  Medicare reassignment Care Compare group NPD
• Swedish Radia Imaging Center at Edmonds LLC

  • Diagnostic Radiology Physician
  • Edmonds, WA
  • NPI 1164494373

  TX

  Medicare reassignment Care Compare group NPD
• Radia California Radiology Medical Group Inc

  • Diagnostic Radiology Physician
  • Santa Rosa, CA
  • NPI 1740982032

  WA

  Medicare reassignment Care Compare group NPD

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

• Overlake Medical Center & Clinics

  • General Acute Care Hospital
  • Bellevue, WA
  • NPI 1598971855
  Care Compare affiliation
• Overlake Medical Center & Clinics

  • General Acute Care Hospital
  • Bellevue, WA
  • NPI 1861432726
  Care Compare affiliation
• Swedish Health Services

  • General Acute Care Hospital
  • Seattle, WA
  • NPI 1306992151
  Care Compare affiliation
• Asante

  • General Acute Care Hospital
  • Medford, OR
  • NPI 1770587107
  Care Compare affiliation
• North Idaho Day Surgery LLC

  • Multi-Specialty Clinic/Center
  • St Maries, ID
  • NPI 1093674301

  Hospital

  Care Compare affiliation
• North Idaho Day Surgery LLC

  • General Acute Care Hospital
  • Post Falls, ID
  • NPI 1104824739
  Care Compare affiliation
• North Idaho Day Surgery LLC

  • Sleep Medicine (Psychiatry & Neurology) Physician
  • Post Falls, ID
  • NPI 1649123589

  Hospital

  Care Compare affiliation
• St. Joseph Health Northern California, LLC

  • General Acute Care Hospital
  • Santa Rosa, CA
  • NPI 1134152549
  Care Compare affiliation

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

{
    "created_epoch": "1135900800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1771804800000",
    "number": "1962480897",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "19020 33RD AVE W STE 210",
            "city": "LYNNWOOD",
            "state": "WA",
            "postal_code": "980364748",
            "telephone_number": "425-563-1500",
            "fax_number": "425-563-1374"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "19020 33RD AVE W STE 210",
            "city": "LYNNWOOD",
            "state": "WA",
            "postal_code": "980364748",
            "telephone_number": "425-563-1500",
            "fax_number": "425-563-1501"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "203 S Western Ave",
            "address_purpose": "LOCATION",
            "city": "Tonasket",
            "state": "WA",
            "postal_code": "988558803",
            "country_code": "US",
            "telephone_number": "509-486-2151",
            "fax_number": "509-223-1640",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "MCGOWAN",
        "first_name": "JOHN",
        "middle_name": "DAVID",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2005-12-30",
        "last_updated": "2026-02-23",
        "certification_date": "2026-02-23",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "AK",
            "license": "MEDS6002",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "ID",
            "license": "M-12327",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WA",
            "license": "MD00043387",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LNI-SWEDISH RADIA EDMONDS",
            "identifier": "0204114",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LNI-RADIA KING COUNTY",
            "identifier": "0377930",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LNI-SOUTH SOUND RADIOLOGY",
            "identifier": "0385222",
            "state": "WA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1962480897",
            "state": "ID"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "8392599",
            "state": "WA"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1010167",
            "state": "AK"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LNI-EVERGREEN RADIA",
            "identifier": "0184785",
            "state": "WA"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "LNI-RADIA REST OF WA",
            "identifier": "0184787",
            "state": "WA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

• Sean Derrick McDonald, MA
• Jennifer Renae McEvoy, MD
• Kristina McEvoy
• Douglas Dean McFeron, L.M.H.C.
• Kalie R McGinnis
• Jennifer Leeann McGuire, LMT
• Elizabeth McHugh
• Tyler James McKay, M.D.
• Maureen M McKenzie, ARNP
• Corbin McKillop

• Diagnostic Radiology Physician in Lynnwood, WA
• Providers in Lynnwood, WA by specialty
• Diagnostic Radiology Physician in Washington

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Feb 23, 2026; 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.