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

Dr. George Chang Chien, DO

Individual provider Pain Medicine Physician · NPI 1346565280

Dr. George Chang Chien, DO is a Physical Medicine and Rehabilitation in Ventura, California. Graduated from College of Osteo Med of the Pacific at Pomona in 2010, 16 years ago. Practices with County of Ventura, a 274-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
16
Trained at
College of Osteo Med of the Pacific at Pomona
Licensed in
CA
In the registry since
2010
Specialties on file
3
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

133 W Santa Clara St
Ventura, CA 93001-2543
Phone: (805) 641-5600
Show map & directions

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

Additional practice locations (3)

  • 825 N 10th St, Santa Paula, CA 93060-1309 — (805) 933-8650
  • 300 Hillmont Ave, Ventura, CA 93003-1651 — (805) 652-6000
  • 3291 Loma Vista Rd, Ventura, CA 93003 — (805) 648-9830

Specialties & licences

Interventional Pain Medicine Physician (primary) Taxonomy 208VP0014X · Licence 20A14068 (CA)
Pain Medicine Physician Taxonomy 208VP0000X · Licence 20A14068 (CA)
Pain Medicine (Physical Medicine & Rehabilitation) Physician Taxonomy 2081P2900X · Licence 20A14068 (CA)

Record details

NPI number1346565280
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 4, 2010
Last updated in NPPESDecember 5, 2024
Certification dateDecember 5, 2024
Mailing address1038 Loma Lisa Ln, Arcadia, CA 91006-2218

Medicare enrollment

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

Medicare specialtyPHYSICAL MEDICINE AND REHABILITATION
Also practisesPAIN MANAGEMENT
Medical schoolCOLLEGE OF OSTEO MED OF THE PACIFIC AT POMONA
Graduated 2010 (16 years in practice)
Group practice County Of Ventura — 274 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount