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

Mr. Hong To, MA

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1184904401

Mr. Hong To, MA is an Addiction (Substance Use Disorder) Counselor in El Monte, California. Practices as a sole proprietor. Registered with an NPI since 2011.

In the registry since
2011
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

See every abbreviation used in this directory →

Practice location Address checks out

11041 Valley Blvd
El Monte, CA 91731-2516
Phone: (626) 442-4177
Fax: (626) 442-4498
Show map & directions

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

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1184904401
Entity typeIndividual (Type 1)
GenderMale
Credentials MA
Sole proprietorYes
NPI enumeratedAugust 17, 2011
Last updated in NPPESAugust 17, 2011

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