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

Dr. John Chien, MD

Individual provider Hospitalist Physician · NPI 1790043651

Dr. John Chien, MD is a Hospitalist in Irvine, California. Graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 2012, 14 years ago. Practices with Pacific Hospitalist Associates a Medical Corporation, a 93-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
14
Trained at
Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Licensed in
CA
In the registry since
2012
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

16200 Sand Canyon Ave
Irvine, CA 92618-3714
Phone: (949) 610-7245
Fax: (657) 241-7720
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence A126817 (CA)
Internal Medicine Physician Taxonomy 207R00000X · Licence A126817 (CA)

Record details

NPI number1790043651
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 30, 2012
Last updated in NPPESMay 12, 2017
Mailing addressPo Box 3589, Newport Beach, CA 92659-8589

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolCLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Graduated 2012 (14 years in practice)
Group practice Pacific Hospitalist Associates A Medical Corporation — 93 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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