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

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1740433192

Melissa Arriaga Donegan, BA is an Addiction (Substance Use Disorder) Counselor in LA Mesa, California. Practices as a sole proprietor. Registered with an NPI since 2008.

In the registry since
2008
What do these letters mean?
BA — Bachelor of Arts
An undergraduate arts degree.

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Practice location Address checks out

4990 Williams Ave
LA Mesa, CA 91941-3409
Phone: (619) 648-0474
Fax: (619) 698-1665
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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 number1740433192
Entity typeIndividual (Type 1)
GenderFemale
Credentials BA
Sole proprietorYes
NPI enumeratedOctober 29, 2008
Last updated in NPPESFebruary 14, 2023
Certification dateFebruary 14, 2023

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