ROYCE ALEXANDER CHRYS MD NPI 1609802131

NPI Information

  • NPI: 1609802131
  • Provider Name: ROYCE ALEXANDER CHRYS, MD
  • Classification: Radiology - 2085R0202X
  • Specialization: Diagnostic Radiology
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 2125 OAK GROVE RD
    SUITE 200
    WALNUT CREEK, CA
    ZIP 94598
  • Phone: (925) 296-7150

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NPI Details

Royce Alexander Chrys, MD is a diagnostic radiology radiology in Walnut Creek, CA with 42 years of experience. The provider is a radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease. Royce Alexander Chrys, MD NPI is 1609802131. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

Education
Medical School: UNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduation Year:1984

The provider's business location address is:

2125 OAK GROVE RD
SUITE 200
WALNUT CREEK, CA
ZIP 94598-536
Phone: (925) 296-7150
Fax: (925) 296-7171

The NPI 1609802131 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The following top HCPCS codes were publicly reported for this provider under the Medicare program for the year 2016. The reported codes are based on the top codes for each available Medicare specialty, excluding evaluation and management codes.

  • X-ray of chest, 1 view (HCPCS:71045)
  • Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS:Q9967)
  • Ct scan head or brain without contrast (HCPCS:70450)
  • Screening 3d breast mammography (HCPCS:77063)
  • Screening mammography (HCPCS:77067)
  • X-ray of chest, 2 views (HCPCS:71046)
  • Ct scan of abdomen and pelvis with contrast (HCPCS:74177)
  • Complete ultrasound scan of abdomen (HCPCS:76700)
  • Complete ultrasound scan behind abdominal cavity (HCPCS:76770)
  • X-ray of chest, 2 views (HCPCS:71046)
  • X-ray of hip, 2-3 views (HCPCS:73502)
  • Ct scan of abdomen and pelvis without contrast (HCPCS:74176)
  • Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS:93970)
  • Ct scan of chest without contrast (HCPCS:71250)
  • Ct scan of upper spine without contrast (HCPCS:72125)
  • Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS:93971)
  • Ultrasound of both sides of head and neck blood flow (HCPCS:93880)
  • X-ray of abdomen, 1 view (HCPCS:74018)
  • X-ray of shoulder, minimum of 2 views (HCPCS:73030)
  • X-ray of pelvis, 1-2 views (HCPCS:72170)
  • X-ray of knee, 1-2 views (HCPCS:73560)
  • X-ray of knee, 3 views (HCPCS:73562)
  • Nuclear medicine studies of heart muscle at rest and with stress and spect (HCPCS:78452)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • X-ray of knee, 4 or more views (HCPCS:73564)
  • X-ray of hip, 2-3 views (HCPCS:73502)
  • X-ray of foot, minimum of 3 views (HCPCS:73630)
  • X-ray of knee, 4 or more views (HCPCS:73564)
  • X-ray of shoulder, minimum of 2 views (HCPCS:73030)
  • Limited ultrasound scan of abdomen (HCPCS:76705)
  • Fluorodeoxyglucose f-18 fdg, diagnostic, per study dose, up to 45 millicuries (HCPCS:A9552)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • Ultrasound scan of head and neck soft tissue (HCPCS:76536)
  • X-ray of knee, 3 views (HCPCS:73562)
  • Ct scan of chest with contrast (HCPCS:71260)
  • Screening mammography (HCPCS:77067)
  • X-ray of lower and sacral spine, 2-3 views (HCPCS:72100)
  • X-ray of hand, minimum of 3 views (HCPCS:73130)
  • X-ray of foot, minimum of 3 views (HCPCS:73630)
  • X-ray of ankle, minimum of 3 views (HCPCS:73610)
  • Ct scan of blood vessels of chest with contrast (HCPCS:71275)
  • X-ray of abdomen, 2 views (HCPCS:74019)
  • X-ray of ankle, minimum of 3 views (HCPCS:73610)
  • Diagnostic mammography of both breasts (HCPCS:77066)
  • X-ray of wrist, minimum of 3 views (HCPCS:73110)
  • X-ray of wrist, minimum of 3 views (HCPCS:73110)
  • X-ray of thigh bone, minimum 2 views (HCPCS:73552)
  • Complete ultrasound scan behind abdominal cavity (HCPCS:76770)
  • X-ray of hand, minimum of 3 views (HCPCS:73130)
  • Ultrasound scan of organ tissue for measuring elasticity (HCPCS:76981)
  • Imaging for evaluation of swallowing function (HCPCS:74230)
  • Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS:78815)
  • Diagnostic mammography of 1 breast (HCPCS:77065)
  • Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) (HCPCS:G0279)
  • X-ray of upper spine, 2-3 views (HCPCS:72040)
  • Ct scan of face without contrast (HCPCS:70486)
  • Ct scan of lower spine without contrast (HCPCS:72131)
  • X-ray of lower leg, 2 views (HCPCS:73590)
  • Limited ultrasound scan of 1 breast (HCPCS:76642)
  • Ct scan of lower spine with contrast (HCPCS:72132)
  • Ct scan of middle spine with contrast (HCPCS:72129)
  • X-ray of knee, 1-2 views (HCPCS:73560)
  • Complete ultrasound scan of pelvis (HCPCS:76856)
  • Single contrast x-ray of esophagus (HCPCS:74220)
  • X-ray of lower and sacral spine, minimum of 4 views (HCPCS:72110)
  • Ultrasound scan of head and neck soft tissue (HCPCS:76536)
  • X-ray of toe, minimum of 2 views (HCPCS:73660)
  • Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (HCPCS:76830)
  • X-ray of abdomen, 1 view (HCPCS:74018)
  • X-ray of abdomen, minimum of 3 views (HCPCS:74021)
  • X-ray of elbow, minimum of 3 views (HCPCS:73080)
  • Nuclear medicine study of bone and/or joint whole body (HCPCS:78306)
  • X-ray of finger, minimum of 2 views (HCPCS:73140)
  • Complete ultrasound scan of pelvis (HCPCS:76856)
  • Ultrasound scan of uterus, ovaries, tubes, cervix and pelvic area through vagina (HCPCS:76830)
  • Ct scan of abdomen and pelvis before and after contrast (HCPCS:74178)
  • X-ray of foot, 2 views (HCPCS:73620)
  • Ct scan of middle spine without contrast (HCPCS:72128)
  • X-ray of upper spine, 4-5 views (HCPCS:72050)
  • X-ray of ribs on side of body, minimum of 3 views (HCPCS:71101)
  • X-ray of lower and sacral spine, minimum of 4 views (HCPCS:72110)
  • Ct scan of arm without contrast (HCPCS:73200)
  • X-ray of abdomen, 2 views (HCPCS:74019)

The enumeration date for this NPI number is 6/25/2006 and was last updated on 8/28/2023.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
12085R0202XRadiologyDiagnostic RadiologyG54994CALIFORNIAYes

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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