Royce Alexander Chrys, MD

Primary specialty

Diagnostic Radiology PhysicianTaxonomy code 2085R0202X

License

G54994 Issued in CA

Practice address

2125 Oak Grove Rd
Suite 200
Walnut Creek, CA 94598-2536

Phone

(925) 296-7150

Fax

(925) 296-7171

NPI assigned

Jun 25, 2006

Sex

Male

Sole proprietor

No

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 CA

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

University of California, Irvine, California College of Medicine, 1984

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Bay Imaging Consultants Medical Group IncGroup PAC ID 9537069125, 133 clinicians

Magnetic Imaging Affiliates LLCGroup PAC ID 5496066961, 43 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Eden Medical Center Hospital, Castro Valley, CA, CCN 050488
• Alta Bates Summit Medical Center Hospital, Oakland, CA, CCN 050043
• Alta Bates Summit Medical Center - Alta Bates Camp Hospital, Berkeley, CA, CCN 050305
• Sutter Delta Medical Center Hospital, Antioch, CA, CCN 050523
• Sutter Solano Medical Center Hospital, Vallejo, CA, CCN 050101

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations (25 of 34)

Interoperability endpoints

• Direct secure messaging: rchrys141938@hisp.ehr.sutterhealth.org

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.

• Bay Imaging Consultants Medical Group Inc

  • Diagnostic Radiology Physician
  • Walnut Creek, CA
  • NPI 1356597637
  Medicare reassignment Care Compare group NPD
• Magnetic Imaging Affiliates, LLC

  • Diagnostic Radiology Physician
  • Oakland, CA
  • NPI 1487040770
  Medicare reassignment Care Compare group NPD
• Northbay Healthcare Group

  • General Acute Care Hospital
  • Fairfield, CA
  • NPI 1821147786
  Medicare reassignment NPD
• University Healthcare Alliance

  • Internal Medicine Physician
  • Newark, CA
  • NPI 1760531198
  Medicare reassignment NPD
• Bay Imaging Consultants Medical Group Inc

  • Diagnostic Radiology Physician
  • Brentwood, CA
  • NPI 1730335605
  NPD
• Bay Imaging Consultants Medical Group Inc

  • Diagnostic Radiology Physician
  • Berkeley, CA
  • NPI 1871749754
  NPD
• Northbay Healthcare Group

  • Multi-Specialty Clinic/Center
  • Vacaville, CA
  • NPI 1760534713
  NPD
• Pet-CT Imaging of Berkeley, LLC

  • Diagnostic Radiology Physician
  • Berkeley, CA
  • NPI 1639217904
  NPD
• Eden Medical Center/San Leandro Hospital Campus

  • Rehabilitation Hospital Unit
  • San Leandro, CA
  • NPI 1679523633
  NPD (past)
• Golden State Orthopedics & Spine

  • Orthopaedic Surgery Physician
  • Walnut Creek, CA
  • NPI 1972552990
  NPD (past)
• John Muir Call Coverage Medical Group, Inc.

  • Critical Care Medicine (Internal Medicine) Physician
  • Walnut Creek, CA
  • NPI 1306056262
  NPD (past)
• John Muir Health

  • Rehabilitation Hospital Unit
  • Walnut Creek, CA
  • NPI 1447269303
  NPD (past)

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

• Sutter Bay Hospitals

  • General Acute Care Hospital
  • Castro Valley, CA
  • NPI 1063812907
  Care Compare affiliation
• Sutter Bay Hospitals

  • General Acute Care Hospital
  • Oakland, CA
  • NPI 1295181477
  Care Compare affiliation
• Sutter Bay Hospitals

  • General Acute Care Hospital
  • Antioch, CA
  • NPI 1467808659
  Care Compare affiliation
• Sutter Bay Hospitals

  • General Acute Care Hospital
  • Berkeley, CA
  • NPI 1639523004
  Care Compare affiliation
• Sutter Valley Hospitals

  • General Acute Care Hospital
  • Vallejo, CA
  • NPI 1366686248
  Care Compare affiliation

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

{
    "created_epoch": "1151193600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1693180800000",
    "number": "1609802131",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1300 CRANE ST",
            "city": "MENLO PARK",
            "state": "CA",
            "postal_code": "940254260",
            "telephone_number": "650-498-6530"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2125 OAK GROVE RD",
            "address_2": "SUITE 200",
            "city": "WALNUT CREEK",
            "state": "CA",
            "postal_code": "945982536",
            "telephone_number": "925-296-7150",
            "fax_number": "925-296-7171"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1300 Crane St",
            "address_purpose": "LOCATION",
            "city": "Menlo Park",
            "state": "CA",
            "postal_code": "940254260",
            "country_code": "US",
            "telephone_number": "650-498-6530",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "CHRYS",
        "first_name": "ROYCE",
        "middle_name": "ALEXANDER",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-06-25",
        "last_updated": "2023-08-28",
        "certification_date": "2023-08-28",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "2085R0202X",
            "taxonomy_group": "",
            "desc": "Radiology, Diagnostic Radiology",
            "state": "CA",
            "license": "G54994",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Christine M. Riley, M.D., Inc.
• Maryann Christofas
• Maggie Christolos
• Christopher a. Wolter, D.D.S., a.P.C.
• Sophie Elizabeth Chritton
• Tiffany Marie Chryssikos
• Andrew Chu, M.D.
• Deborah Ming Chu, PHARMD
• George Chu, MD
• Yi Cing Chu

• Diagnostic Radiology Physician in Walnut Creek, CA
• Providers in Walnut Creek, CA by specialty
• Diagnostic Radiology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 28, 2023; 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.