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

Mr. Jonathan Robert James Mahaffie

Individual provider Speech-Language Pathologist · NPI 1134545718

Mr. Jonathan Robert James Mahaffie is a Speech-Language Pathologist in Monterey, California. Practices as a sole proprietor. Registered with an NPI since 2014.

In the registry since
2014

Practice location Address checks out

787 Munras Ave
Monterey, CA 93940-3128
Phone: (831) 645-7900
Show map & directions

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

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X

Record details

NPI number1134545718
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedMarch 6, 2014
Last updated in NPPESMarch 6, 2014

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