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

Dr. Jon Masao Nakamoto, MD, PHD

Individual provider Pediatric Endocrinology Physician · NPI 1083770440

Dr. Jon Masao Nakamoto, MD, PHD is a Pediatric Endocrinology Physician in San Juan Capistrano, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

33608 Ortega Hwy
San Juan Capistrano, CA 92675-2042
Phone: (949) 728-4323
Fax: (949) 728-4960
Show map & directions

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

Specialties & licences

Pediatric Endocrinology Physician (primary) Taxonomy 2080P0205X · Licence G60579 (CA)

Record details

NPI number1083770440
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedDecember 29, 2006
Last updated in NPPESJuly 8, 2007