Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.

Deirdre J Singer DDS PC

Organization General Practice Dentistry · NPI 1932597374

Deirdre J Singer DDS PC provides General Practice Dentistry in Dillon, Montana. Licensed in Montana. Registered with an NPI since 2015.

Licensed in
MT
In the registry since
2015
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

115 S Pacific St
Dillon, MT 59725-2752 Not confirmed with CMS for 11 years — call before visiting
Phone: (406) 683-2671
Fax: (406) 683-4816
Show map & directions

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

Specialties & licences

General Practice Dentistry (primary) Taxonomy 1223G0001X · Licence DEN-DEN-LIC-7931 (MT)

Record details

NPI number1932597374
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Deirdre Singer — Ceo · (406) 683-2671
Other names Tranquil Smiles
NPI enumeratedJanuary 8, 2015
Last updated in NPPESJanuary 8, 2015
Mailing address115 S Pacific St, Dillon, MT 59725-2752