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

Dr. Harry Loo, MD

Individual provider Ophthalmology Physician · NPI 1639219363

Dr. Harry Loo, MD is an Ophthalmology Physician in Simi Valley, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2007
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

2796 Sycamore Dr Ste 101
Simi Valley, CA 93065-1546
Phone: (805) 522-7955
Fax: (805) 522-8272
Show map & directions

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

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence G29817 (CA)

Record details

NPI number1639219363
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 8, 2007
Last updated in NPPESJuly 8, 2007
Mailing address2796 Sycamore Dr, Suite 101, Simi Valley, CA 93065-1546

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