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

Ruby Jane Sia MD Inc

Organization Internal Medicine Physician · NPI 1336243690

Ruby Jane Sia MD Inc is an Internal Medicine Physician in Apple Valley, California. Registered with an NPI since 2006.

In the registry since
2006
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

16124 Kasota Rd Ste C
Apple Valley, CA 92307
Phone: (760) 946-3888
Fax: (760) 242-0388
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X

Record details

NPI number1336243690
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Ruby Sia — President · (760) 946-3888
NPI enumeratedSeptember 8, 2006
Last updated in NPPESAugust 22, 2020
Mailing address16124 Kasota Rd, Ste C, Apple Valley, CA 92307

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