Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Ruby Chang, MD

Individual provider Diagnostic Radiology Physician · NPI 1164459335

Dr. Ruby Chang, MD is a Diagnostic Radiology in Walnut Creek, California. Graduated from Rutgers New Jersey Medical School in 1998, 28 years ago. Practices with Advanced Radiology P A, a 155-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
28
Trained at
Rutgers New Jersey Medical School
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2125 Oak Grove Rd Ste 200
Walnut Creek, CA 94598-2536
Phone: (925) 296-7150
Fax: (925) 296-7171
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence A81716 (CA)

Record details

NPI number1164459335
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 26, 2006
Last updated in NPPESApril 2, 2015
Mailing address2125 Oak Grove Rd, Suite 200, Walnut Creek, CA 94598-2536

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolRUTGERS NEW JERSEY MEDICAL SCHOOL
Graduated 1998 (28 years in practice)
Group practice Advanced Radiology P A — 155 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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