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

Roanna Siangio, DMD

Individual provider Dentist · NPI 1134217052

Roanna Siangio, DMD is a Dentist in Downey, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
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

9474 Firestone Blvd
Downey, CA 90241-5504
Phone: (562) 803-4224
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Dentist (primary) Taxonomy 122300000X · Licence 42421 (CA)

Record details

NPI number1134217052
Entity typeIndividual (Type 1)
GenderFemale
Credentials DMD
Sole proprietorNo
NPI enumeratedOctober 10, 2006
Last updated in NPPESJuly 8, 2007

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