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

Dr. Chiyoon Ahn, DMD

Individual provider Dentist · NPI 1235679341

Dr. Chiyoon Ahn, DMD is a Dentist in New York, New York. Licensed in Massachusetts and New York. Registered with an NPI since 2017.

Licensed in
MA, NY
In the registry since
2017
Specialties on file
2
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.

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Practice location Address checks out

209 E 56th St Frnt 1
New York, NY 10022-3705
Phone: (212) 355-2290
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X · Licence 060266 (NY)
Dentist Taxonomy 122300000X · Licence DN1857579 (MA)

Record details

NPI number1235679341
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD
Sole proprietorNo
NPI enumeratedMarch 8, 2017
Last updated in NPPESJuly 7, 2023
Certification dateJuly 7, 2023

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