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

Dr. Jefferson William Chen, MDPHD

Individual provider Neurological Surgery Physician · NPI 1992789747

Dr. Jefferson William Chen, MDPHD is a Neurosurgery in Orange, California. Graduated from Johns Hopkins University School of Medicine in 1987, 39 years ago. Practices with Regents of the University of California, a 26-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Arizona, California, Oregon and Texas.

Years since qualifying
39
Trained at
Johns Hopkins University School of Medicine
Licensed in
AZ, CA, OR, TX
In the registry since
2005
Specialties on file
4

Practice location Address checks out

101 The City Dr S
Orange, CA 92868-3201
Phone: (714) 880-7812
Show map & directions

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

Additional practice locations (1)

  • 501 N Graham St, Portland, OR 97227-1654 — (503) 788-6721

Specialties & licences

Neurological Surgery Physician (primary) Taxonomy 207T00000X · Licence A45489 (CA)
Neurological Surgery Physician Taxonomy 207T00000X · Licence MD21924 (OR)
Neurological Surgery Physician Taxonomy 207T00000X · Licence J6902 (TX)
Neurological Surgery Physician Taxonomy 207T00000X · Licence 21671 (AZ)

Record details

NPI number1992789747
Entity typeIndividual (Type 1)
GenderMale
Credentials MDPHD
Sole proprietorNo
NPI enumeratedDecember 5, 2005
Last updated in NPPESNovember 3, 2022
Certification dateNovember 3, 2022
Mailing address200 S Manchester Ave Ste 300, Orange, CA 92868-3219

Medicare enrollment

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

Medicare specialtyNEUROSURGERY
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1987 (39 years in practice)
Group practice Regents Of The University Of California — 26 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Orange