Individual provider Active NPI

Courtnay Willcox Bloomer, M.D.

  • Neuroradiology Physician
  • Walnut Creek, CA
National Provider Identifier
1093764565
Registry record updated Jun 25, 2024
On this page

Key facts

NPPES NPI Registry
Primary specialty
Neuroradiology PhysicianTaxonomy code 2085N0700X
License
2014-01400 Issued in NC
Practice address
2125 Oak Grove Rd Ste 200
Walnut Creek, CA 94598-2520
Phone
(252) 967-1509
NPI assigned
May 10, 2006
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 25, 2024

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

Specialties & licenses 4

Specialty (taxonomy)CodeLicenseStatePrimary
Neuroradiology Physician 2085N0700X A103127 CA
Diagnostic Radiology Physician 2085R0202X 2014-01400 NC
Diagnostic Radiology Physician 2085R0202X 98050 FL
Neuroradiology Physician 2085N0700X 2014-01400 NC Primary

Addresses

Primary practice location

2125 Oak Grove Rd Ste 200
Walnut Creek, CA 94598-2520

Mailing address

2125 Oak Grove Rd Ste 200
Walnut Creek, CA 94598-2520
Phone (925) 296-7150

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA, NC, HI3 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

Enrollment IDStateProvider typePAC IDDetails
I20090522000127 CA Practitioner - Diagnostic Radiology 6002965027 Reassigns benefits to 9 organizations
I20140729001165 NC Practitioner - Diagnostic Radiology 6002965027 Reassigns benefits to 1 organization
I20141028003075 HI Practitioner - Diagnostic Radiology 6002965027 Reassigns benefits to 7 organizations

Care Compare profile

Medicare Care Compare
Specialty
Diagnostic Radiology
Education
Jefferson Medical College of Thomas Jefferson University, 2003
Medicare assignment
May accept Medicare assignment
Group practices
Bay Imaging Consultants Medical Group IncGroup PAC ID 9537069125, 133 clinicians
Magnetic Imaging Affiliates LLCGroup PAC ID 5496066961, 43 clinicians
John Muir Magnetic Imaging CenterGroup PAC ID 9032019625, 57 clinicians
John Muir Trauma Physicians Billing ServiceGroup PAC ID 3476542515, 111 clinicians
County of Santa ClaraGroup PAC ID 1254244973, 1,000 clinicians

Practice addresses (Care Compare)

1000 Nut Tree Rd
Vacaville, CA 95687-4100
Phone (707) 624-7000

1002 Nut Tree Rd
Vacaville, CA 95687-4100
Phone (925) 296-7150

15 Bay Forest Dr
Oakland, CA 94611-1052
Phone (925) 296-7150

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122
Phone (925) 295-1545

1601 Ygnacio Vly Rd
Walnut Creek, CA 94596-0921
Phone (925) 939-3000

2410 High School Ave
Concord, CA 94520-1829
Phone (925) 687-5600

2500 Grant Rd
Mountain View, CA 94040-4302
Phone (925) 296-7150

2540 E St
Concord, CA 94520-1906
Phone (925) 674-2228

2601 Ferdinand Ave
Honolulu, HI 96822-1740
Phone (925) 296-7150

300 Hospital Dr
Vallejo, CA 94589-2574
Phone (707) 554-4107

3100 Summit St
Oakland, CA 94609-3412
Phone (510) 869-8377

500 Ala Moana Blvd
Suite 7 421
Honolulu, HI 96813-4902
Phone (925) 296-7150

5730 Telegraph Ave
Oakland, CA 94609-1710
Phone (510) 204-2744

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

Hospital & facility affiliations

  • John Muir Medical Center - Walnut Creek Campus Hospital, Walnut Creek, CA, CCN 050180
  • Santa Clara Valley Medical Center Hospital, San Jose, CA, CCN 050038
  • Good Samaritan Hospital Hospital, San Jose, CA, CCN 050380
  • John Muir Medical Center - Concord Campus Hospital, Concord, CA, CCN 050496
  • Alta Bates Summit Medical Center Hospital, Oakland, CA, CCN 050043

Merit-based Incentive Payment System (MIPS)

Final score
61 of 100Reported as group
Quality
59.41
Promoting interoperability
0
Improvement activities
40
Cost
71.45

Merit-based Incentive Payment System (MIPS)

Final score
83.63 of 100Reported as group
Quality
67.56
Improvement activities
40
Cost
71.56

Merit-based Incentive Payment System (MIPS)

Final score
83.33 of 100Reported as group
Quality
77.37
Improvement activities
40

Merit-based Incentive Payment System (MIPS)

Final score
90.67 of 100Reported as group
Quality
84.1
Improvement activities
40

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A103127CAMDNeuroradiology Physician
98050FLMDDiagnostic Radiology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Queens University Medical Group CurrentSince Jan 1, 2025 Accepting new patients
Bay Imaging Consultants Medical Group Inc Diagnostic Radiology CurrentSince Sep 1, 2020 Accepting new patients
Northbay Healthcare Group Current Accepting new patients
Solano Diagnostics Partners a Calif Limited Partnership Diagnostic Radiology CurrentSince May 1, 2020 Accepting new patients
County of Santa Clara CurrentSince May 2, 2022 Accepting new patients
County of Santa Clara Current Accepting new patients
County of Santa Clara CurrentSince May 2, 2022 Accepting new patients
University of California SFGH Medical Group CurrentSince May 22, 2009 Accepting new patients
North Hawaii Community Hospital, Inc. CurrentSince Jan 1, 2025 Accepting new patients
County of Santa Clara CurrentSince May 2, 2022 Accepting new patients
Bay Imaging Consultants Medical Group Inc Diagnostic Radiology Current Accepting new patients
John Muir Magnetic Imaging Center Diagnostic Radiology CurrentSince Sep 1, 2020 Accepting new patients
Southeastern Orthopaedic Specialists, PA CurrentSince Jan 1, 2016 Accepting new patients
John Muir Trauma Physicians Billing Service Diagnostic Radiology CurrentSince Nov 1, 2020 Accepting new patients
Northbay Healthcare Group CurrentSince Jan 28, 2025 Accepting new patients
University of California SFGH Medical Group Diagnostic Radiology CurrentSince May 22, 2009 Accepting new patients
Bay Imaging Consultants Medical Group Inc Diagnostic Radiology Current Accepting new patients
County of Santa Clara CurrentSince May 2, 2022 Accepting new patients
County of Santa Clara Current Accepting new patients
Bay Imaging Consultants Medical Group Inc Diagnostic Radiology CurrentSince Sep 1, 2020 Accepting new patients
Magnetic Imaging Affiliates, LLC Diagnostic Radiology CurrentSince Sep 1, 2020 Accepting new patients
Queens North Hawaii Community Hospital CurrentSince Jan 1, 2025 Accepting new patients
Bay Imaging Consultants Medical Group Inc Diagnostic Radiology CurrentSince Sep 1, 2020 Accepting new patients
John Muir Trauma Physicians Billing Service Current Accepting new patients
Enlighten Radiology of Florida PLLC Neuroradiology Past Accepting new patients

Locations (25 of 30)

2410 High School Ave
Concord, CA 94520
Phone (925) 687-5600

1101 B Gale Wilson Blvd
Ste 100
Fairfield, CA 94533
Phone (707) 646-4777

1200 B Gale Wilson Blvd
Fairfield, CA 94533
Phone (707) 429-3600

2500 Hilborn Rd
Ste 139
Fairfield, CA 94534

1320 Travis Blvd
Ste C
Fairfield, CA 94533
Phone (707) 624-7400

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

15400 National Ave
Ste 200
Los Gatos, CA 95032
Phone (408) 358-8414

5730 Telegraph Ave
Oakland, CA 94609
Phone (510) 204-1507

3100 Summit St
Oakland, CA 94609
Phone (510) 869-8377

1001 Potrero Ave
Bldg 5
San Francisco, CA 94110
Phone (628) 206-5753

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

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

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

2101 Alexian Dr
San Jose, CA 95116
Phone (408) 272-6050

2425 Samaritan Dr
San Jose, CA 95124
Phone (408) 354-2114

1996 Lundy Ave
San Jose, CA 95131
Phone (408) 299-5846

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

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

1002 Nut Tree Rd
Vacaville, CA 95687

1020 Nut Tree Rd
Ste 150
Vacaville, CA 95687

1000 Nut Tree Rd
Vacaville, CA 95687
Phone (707) 446-4000

300 Hospital Dr
Vallejo, CA 94589
Phone (707) 554-4107

2125 Oak Grove Rd
Ste 200
Walnut Creek, CA 94598
Phone (925) 993-9440

115 La Casa Via
#100
Walnut Creek, CA 94598
Phone (925) 295-1545

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598
Phone (925) 295-1545

Interoperability endpoints

  • Direct secure messaging: cbloomer185295@santaclaravalley.direct-ci.net
  • Direct secure messaging: cbloomer552622@hisp.ehr.sutterhealth.org

Organizations & group practices 31

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.

View all 31

Hospital & facility affiliations 5

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": "1147219200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1719273600000",
    "number": "1093764565",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "2125 OAK GROVE RD STE 200",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982520",
            "telephone_number": "925-296-7150",
            "fax_number": "925-296-7171"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2125 OAK GROVE RD STE 200",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982520",
            "telephone_number": "252-967-1509"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "BLOOMER",
        "first_name": "COURTNAY",
        "middle_name": "WILLCOX",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2006-05-10",
        "last_updated": "2024-06-25",
        "certification_date": "2024-06-25",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085N0700X",
            "taxonomy_group": "",
            "desc": "Radiology, Neuroradiology",
            "state": "CA",
            "license": "A103127",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "NC",
            "license": "2014-01400",
            "primary": false
        },
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "FL",
            "license": "98050",
            "primary": false
        },
        {
            "code": "2085N0700X",
            "taxonomy_group": "",
            "desc": "Radiology, Neuroradiology",
            "state": "NC",
            "license": "2014-01400",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

Other providers in Walnut Creek, CA

Sources for this page

Verify at the official NPI Registry.