John Andrew Williamson, M.D.

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

N3389 Issued in TX

Practice address

12554 Riata Vista Cir
Austin, TX 78727-6431

Phone

(512) 795-5100

Fax

(512) 795-5122

NPI assigned

Mar 27, 2007

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 1

Addresses

Medicare fee-for-service enrollment

Enrolled in TX

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 1

Specialty

Diagnostic Radiology

Education

Duke University School of Medicine, 1998

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Austin Radiological AssociationGroup PAC ID 4880686179, 126 clinicians

Singleton Associates PAGroup PAC ID 6305731118, 814 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• St David'S South Austin Medical Center Hospital, Austin, TX, CCN 450713
• St David'S Medical Center Hospital, Austin, TX, CCN 450431
• Round Rock Medical Center Hospital, Round Rock, TX, CCN 450718
• North Austin Medical Center Hospital, Austin, TX, CCN 450809
• Ascension Seton Medical Center Austin Hospital, Austin, TX, CCN 450056

Merit-based Incentive Payment System (MIPS)

Final score

100 of 100Reported as group

Quality

100

Improvement activities

40

Merit-based Incentive Payment System (MIPS)

Final score

75 of 100Reported as individual

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

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.

• Austin Radiological Association

  • Radiology Clinic/Center
  • Austin, TX
  • NPI 1033196464

  Single Specialty

  Medicare reassignment Care Compare group NPD
• Singleton Associates PA

  • Diagnostic Radiology Physician
  • Shenandoah, TX
  • NPI 1538107875

  Single Specialty

  Medicare reassignment Care Compare group NPD
• Ara/St. David'S Imaging, LP

  • Radiology Clinic/Center
  • Austin, TX
  • NPI 1225015530

  Single Specialty

  NPD
• Ara/St. David'S Imaging, LP

  • Radiology Clinic/Center
  • Georgetown, TX
  • NPI 1528373636

  Single Specialty

  NPD
• Ara/St. David'S Imaging, LP

  • Radiology Clinic/Center
  • Round Rock, TX
  • NPI 1720065170

  Single Specialty

  NPD
• Ara/St. David'S Imaging, LP

  • Mobile Radiology Clinic/Center
  • Austin, TX
  • NPI 1851570592
  NPD
• Community Radiology Associates P a

  • Diagnostic Radiology Physician
  • Austin, TX
  • NPI 1174573273

  Single Specialty

  NPD (past)

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

• Ascension Seton

  • General Acute Care Hospital
  • Austin, TX
  • NPI 1164526786
  Care Compare affiliation
• St Davids Healthcare Partnership LP LLP

  • General Acute Care Hospital
  • Austin, TX
  • NPI 1629021845
  Care Compare affiliation
• St Davids Healthcare Partnership LP LLP

  • General Acute Care Hospital
  • Round Rock, TX
  • NPI 1649223645
  Care Compare affiliation
• St. David'S Healthcare Partnership, L.P., LLP

  • General Acute Care Hospital
  • Austin, TX
  • NPI 1679528889
  Care Compare affiliation
• St. Davids Healthcare Partnership, L.P., LLP

  • General Acute Care Hospital
  • Austin, TX
  • NPI 1720033947
  Care Compare affiliation

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

{
    "created_epoch": "1174953600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1521072000000",
    "number": "1083732176",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "12554 RIATA VISTA CIR",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787276431",
            "telephone_number": "512-795-5100",
            "fax_number": "512-795-5122"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "12554 RIATA VISTA CIR",
            "city": "AUSTIN",
            "state": "TX",
            "postal_code": "787276431",
            "telephone_number": "512-795-5100",
            "fax_number": "512-795-5122"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WILLIAMSON",
        "first_name": "JOHN",
        "middle_name": "ANDREW",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2007-03-27",
        "last_updated": "2018-03-15",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "TX",
            "license": "N3389",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Caleb John Williamson
• Carrie Williamson, DPT
• Charlotte Wright Williamson
• Daniel Williamson
• Hayley Williamson
• John Charles Williamson, M.D.
• Katy Williamson, MS, CCC-SLP
• Kelli Lee Williamson, LMFT
• McKenna Alexis Williamson, DO
• Michael Scott Williamson, D.D.S.,M.S

• Diagnostic Radiology Physician in Austin, TX
• Providers in Austin, TX by specialty
• Diagnostic Radiology Physician in Texas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 15, 2018; 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.