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

John Henry Kelsey, DDS, MS

Individual provider Orthodontics and Dentofacial Orthopedics Dentistry · NPI 1154589307

John Henry Kelsey, DDS, MS is an Orthodontics and Dentofacial Orthopedics Dentistry in Costa Mesa, California. Works from 2 locations. Licensed in California and Illinois.

Licensed in
CA, IL
In the registry since
2008
Specialties on file
2
What do these letters mean?
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.
MS — Master of Science
A graduate science degree.

See every abbreviation used in this directory →

Practice location Address checks out

534 W 19th St
Costa Mesa, CA 92627-2748
Phone: (714) 571-3392
Show map & directions

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

Additional practice locations (1)

  • 332 Skokie Valley Rd, Highland Park, IL 60035-4415 — (847) 831-1100

Specialties & licences

Orthodontics and Dentofacial Orthopedics Dentistry (primary) Taxonomy 1223X0400X · Licence 021001805 (IL)
Orthodontics and Dentofacial Orthopedics Dentistry Taxonomy 1223X0400X · Licence 62784 (CA)

Record details

NPI number1154589307
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS , MS
Sole proprietorNo
NPI enumeratedMay 23, 2008
Last updated in NPPESJuly 21, 2022
Mailing address33 Centre Ct, Dana Point, CA 92629-4105

Other providers in Costa Mesa