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

Ismael El Khouly Castilla, DDS, MS, PHD

Individual provider Dentist · NPI 1457762585

Ismael El Khouly Castilla, DDS, MS, PHD is a Dentist in New York, New York. Practices as a sole proprietor. Licensed in Connecticut, Florida and New York.

Licensed in
CT, FL, NY
In the registry since
2014
Specialties on file
3
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.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

421 First Avenue 2nd Fl
New York, NY 10010-5629
Phone: (212) 998-9453
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 000050-1 (NY)
Dentist Taxonomy 122300000X · Licence DN19832 (FL)
Dentist Taxonomy 122300000X · Licence 11122 (CT)

Record details

NPI number1457762585
Entity typeIndividual (Type 1)
GenderMale
Credentials DDS , MS , PHD
Sole proprietorYes
NPI enumeratedMay 12, 2014
Last updated in NPPESApril 30, 2021
Certification dateApril 30, 2021

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