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

Dr. Warren Woo, MD

Individual provider Family Medicine Physician · NPI 1447340336

Dr. Warren Woo, MD is a Family Practice in Placentia, California. Graduated from University of Texas Medical Branch at Galveston in 1980, 46 years ago. Practices with PIH Health Physicians, a 614-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
46
Trained at
University of Texas Medical Branch at Galveston
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

1275 N Rose Dr Ste 138
Placentia, CA 92870-3941
Phone: (714) 961-1635
Fax: (714) 961-1679
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence C40927 (CA)

Record details

NPI number1447340336
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 13, 2006
Last updated in NPPESSeptember 30, 2011
Mailing address1233 W Gardena Blvd, 205 Practi-Cal Solutions Inc, Gardena, CA 90247

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolUNIVERSITY OF TEXAS MEDICAL BRANCH AT GALVESTON
Graduated 1980 (46 years in practice)
Group practice Pih Health Physicians — 614 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Placentia