Individual provider Active NPI

Mark W Coburn, MD

  • Diagnostic Radiology Physician
  • Round Rock, TX
National Provider Identifier
1811035694
Registry record updated Dec 4, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Diagnostic Radiology PhysicianTaxonomy code 2085R0202X
License
N4357 Issued in TX
Practice address
300 University Blvd
Round Rock, TX 78665-1032
Phone
(512) 509-0100
Fax
(512) 218-6330
NPI assigned
Feb 2, 2007
Last updated
Dec 4, 2025By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 4, 2025

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

Specialties & licenses 3

Specialty (taxonomy)CodeLicenseStatePrimary
Diagnostic Radiology Physician 2085R0202X MD61603753 WA
Diagnostic Radiology Physician 2085R0202X N4357 TX Primary
Diagnostic Radiology Physician 2085R0202X 108365 MO

Addresses

Primary practice location

300 University Blvd
Round Rock, TX 78665-1032

Mailing address

PO Box 844658
Dallas, TX 75284-4658
Phone (254) 724-8800

Other practice location 1

203 S Western Ave
Tonasket, WA 98855-8803
Phone (509) 486-2151

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address mcoburn275972@direct.sw.org Direct

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in TX, WA, CA, UT4 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 4

Enrollment IDStateProvider typePAC IDDetails
I20141008002594 TX Practitioner - Diagnostic Radiology 9133192586 Reassigns benefits to 14 organizations
I20250521003042 WA Practitioner - Diagnostic RadiologyPractitioner - Other (Physician) 9133192586 Reassigns benefits to 8 organizations
I20250521003262 CA Practitioner - Diagnostic Radiology 9133192586 Reassigns benefits to 1 organization
I20250623003002 UT Practitioner - Diagnostic Radiology 9133192586 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Other, 1995
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Evergreen Radia LLCGroup PAC ID 4587568076, 116 clinicians
Swedish Radia Imaging Center at Edmonds LLCGroup PAC ID 5496778292, 115 clinicians
Singleton Associates PAGroup PAC ID 6305731118, 814 clinicians
Radia California Radiology Medical Group IncGroup PAC ID 8921465998, 134 clinicians
Middle Tennessee Imaging LLCGroup PAC ID 5698743706, 121 clinicians
Swedish Health ServicesGroup PAC ID 3173433067, 156 clinicians
Radiology Alliance PCGroup PAC ID 1850280470, 449 clinicians
Tower Imaging Medical Associates IncGroup PAC ID 2163608688, 93 clinicians
Radia Oregon Radiology Medical Group LLCGroup PAC ID 2961852637, 122 clinicians
Radia Inc P SGroup PAC ID 9931012812, 275 clinicians
Yakima Valley Memorial PhysiciansGroup PAC ID 1557391596, 397 clinicians
Swedish Health ServicesGroup PAC ID 0244138196, 1,038 clinicians
County of Santa ClaraGroup PAC ID 1254244973, 1,000 clinicians

Practice addresses (Care Compare)

Austin, TX 78734
Phone (425) 563-1500

Park City, UT 84098
Phone (918) 392-1702

113 Agua Canyon CT
Belton, TX 76513-8551
Phone (615) 356-3999

13020 Meridian Ave S
Everett, WA 98208-6468
Phone (425) 357-3960

14742 Hornsby Hill Rd
Austin, TX 78734-1802
Phone (615) 312-0600

1719 Barn Swallow Dr
Austin, TX 78746-7432
Phone (425) 563-1500

2811 Tieton Dr
Yakima, WA 98902-3761
Phone (509) 575-8000

2936 E Ashwood LN
Saint George, UT 84790-2690
Phone (425) 563-1500

3859 Packsaddle Cir
Park City, UT 84098-5317
Phone (615) 312-0600

406 S 30TH Ave
Yakima, WA 98902-3713

414 E 4235
Washington, UT 84780-1767
Phone (425) 563-1500

515 Minor Ave
Suite 110
Seattle, WA 98104-2145
Phone (206) 386-9699

5904 Laird Dr
Austin, TX 78757-3231
Phone (615) 356-3999

6 Kings Lake Estates Blvd
Humble, TX 77346-4035
Phone (425) 563-1500

751 S Bascom Ave
Santa Clara Vly Med
San Jose, CA 95128-2604
Phone (408) 885-5000

810 Jasmine St
Omak, WA 98841-9578
Phone (509) 826-1760

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
108365MOMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Tower Imaging Medical Associates, Inc. Diagnostic Radiology CurrentSince Jul 26, 2025 Accepting new patients
Austin Radiological Association CurrentSince Apr 30, 2026 Accepting new patients
Clarksville Imaging Center LLC Diagnostic Radiology CurrentSince Sep 5, 2025 Accepting new patients
Radia Oregon Radiology Medical Group LLC Diagnostic Radiology CurrentSince Apr 2, 2025 Accepting new patients
Swedish Health Services CurrentSince Mar 10, 2025 Accepting new patients
Okanogan County Public Hospital Dist No 4 CurrentSince Jan 1, 2026 Accepting new patients
Okanogan County Public Hospital Dist No 4 CurrentSince Dec 1, 2025 Accepting new patients
Ara/St. David's Imaging, LP CurrentSince Apr 30, 2026 Accepting new patients
Okanogan County Public Hospital District No. 3 CurrentSince Jun 12, 2025 Accepting new patients
Yakima Valley Memorial Physicians CurrentSince Oct 1, 2025 Accepting new patients
County of Santa Clara CurrentSince Apr 1, 2025 Accepting new patients
Yakima Valley Memorial Physicians CurrentSince Oct 1, 2025 Accepting new patients
Radiology Associates PA Diagnostic Radiology CurrentSince Aug 29, 2025 Accepting new patients
Medford Radiological Group, PC Diagnostic Radiology CurrentSince Mar 1, 2025 Accepting new patients
Ara/St. David's Imaging, LP CurrentSince Apr 30, 2026 Accepting new patients
Swedish Health Services CurrentSince Mar 10, 2025 Accepting new patients
Ara/St. David's Imaging, LP CurrentSince Apr 30, 2026 Accepting new patients
Singleton Associates PA Diagnostic Radiology CurrentSince Feb 2, 2026 Accepting new patients
Swedish Health Services CurrentSince Mar 10, 2025 Accepting new patients
County of Santa Clara Current Accepting new patients
Ara/St. David's Imaging, LP CurrentSince Apr 30, 2026 Accepting new patients
Btdi JV, LLP CurrentSince Mar 16, 2017 Accepting new patients
Radia California Radiology Medical Group Inc Diagnostic Radiology CurrentSince Apr 2, 2025 Accepting new patients
Middle Tennessee Imaging LLC Diagnostic Radiology CurrentSince Aug 8, 2025 Accepting new patients
Okanogan County Public Hospital Dist No 4 CurrentSince Dec 1, 2025 Accepting new patients
Btdi JV, LLP CurrentSince Oct 14, 2016 Accepting new patients
Radiology Alliance PC Diagnostic Radiology CurrentSince Apr 12, 2025 Accepting new patients
Central Washington Health Services Association CurrentSince Dec 1, 2024 Accepting new patients
County of Santa Clara CurrentSince Apr 1, 2025 Accepting new patients
Evergreen Radia LLC Diagnostic Radiology CurrentSince Oct 1, 2025 Accepting new patients
Radia Inc P S Diagnostic Radiology CurrentSince Apr 2, 2025 Accepting new patients
Mercy Clinic Springfield Communities Past Accepting new patients
Okanogan County Public Hospital Dist No 4 Past Accepting new patients
Virtual Radiologic Professionals, LLC Diagnostic Radiology Past Accepting new patients

Locations

500 S University Ave
Ste 101
Little Rock, AR 72205
Phone (501) 686-2688

7475 Camino Arroyo
Gilroy, CA 95020
Phone (408) 852-2400

1993 McKee Rd
San Jose, CA 95116
Phone (408) 254-6320

500 Tully Rd
San Jose, CA 95111
Phone (408) 817-1433

750 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-2320

751 S Bascom Ave
San Jose, CA 95128
Phone (408) 885-5110

1328 22nd St
Santa Monica, CA 90404
Phone (310) 829-5511

660 S Fair Oaks Ave
Sunnyvale, CA 94086
Phone (408) 885-7366

12554 Riata Vista Cir
Austin, TX 78727
Phone (512) 519-3462

1200 112th Ave NE
Ste B250
Bellevue, WA 98004
Phone (206) 386-6266

7320 216th St SW
Ste 310
Edmonds, WA 98026
Phone (425) 673-3800

13020 Meridian Ave S
Everett, WA 98208
Phone (425) 357-3700

19020 33rd Ave W
Ste 210
Lynnwood, WA 98036
Phone 42556315001

810 Jasmine St
Omak, WA 98841
Phone (509) 826-1760

18100 NE Union Hill Rd
Redmond, WA 98052
Phone (425) 498-2020

515 Minor Ave
Ste 110
Seattle, WA 98104
Phone (206) 292-6233

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

203 S Western Ave
Tonasket, WA 98855
Phone (509) 486-2151

2811 Tieton Dr
Yakima, WA 98902
Phone (509) 249-5210

Interoperability endpoints

  • Direct secure messaging: mcoburn275972@direct.sw.org

Organizations & group practices 36

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.

View all 36

Hospital & facility affiliations 11

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": "1170374400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1764806400000",
    "number": "1811035694",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 844658",
            "city": "DALLAS",
            "state": "TX",
            "postal_code": "752844658",
            "telephone_number": "254-724-8800"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "300 UNIVERSITY BLVD",
            "city": "ROUND ROCK",
            "state": "TX",
            "postal_code": "786651032",
            "telephone_number": "512-509-0100",
            "fax_number": "512-218-6330"
        }
    ],
    "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": "COBURN",
        "first_name": "MARK",
        "middle_name": "W",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2007-02-02",
        "last_updated": "2025-12-04",
        "certification_date": "2025-12-04",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "WA",
            "license": "MD61603753",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "TX",
            "license": "N4357",
            "primary": true
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "MO",
            "license": "108365",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "mcoburn275972@direct.sw.org",
            "affiliation": "N",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "300 University Blvd",
            "city": "Round Rock",
            "state": "TX",
            "country_code": "US",
            "postal_code": "786651032",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Round Rock, TX

Sources for this page

Verify at the official NPI Registry.