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

Billy Chen, MD, PHD

Individual provider Cardiovascular Disease Physician · NPI 1609168475

Billy Chen, MD, PHD is a Cardiovascular Disease (Cardiology) in Roseville, California. Graduated from Boston University School of Medicine in 2011, 15 years ago. Practices with Permanente Medical Group Inc, a 10,941-clinician group and accepts Medicare assignment. Licensed in California and Washington.

Years since qualifying
15
Trained at
Boston University School of Medicine
Licensed in
CA, WA
In the registry since
2011
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1600 Eureka Rd Bldg C
Roseville, CA 95661-3027
Phone: (916) 784-5657
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence A168212 (CA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence MD60462419 (WA)
Hospitalist Physician Taxonomy 208M00000X · Licence MD60462419 (WA)

Record details

NPI number1609168475
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedMay 11, 2011
Last updated in NPPESSeptember 9, 2024
Certification dateSeptember 9, 2024
Mailing address1600 Eureka Rd Bldg C, Roseville, CA 95661-3027

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesDIAGNOSTIC RADIOLOGY
Medical schoolBOSTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Permanente Medical Group Inc — 10941 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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