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

William R Alex MD Inc

Organization Surgery Physician · NPI 1184735953

William R Alex MD Inc is a Surgery Physician in Riverside, California. Licensed in California. Registered with an NPI since 2006.

Licensed in
CA
In the registry since
2006
Specialties on file
4
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

4000 14th St Ste 306
Riverside, CA 92501-4083
Phone: (951) 682-2036
Fax: (951) 682-2942
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence G86010 (CA)
Surgical Critical Care Physician Taxonomy 2086S0102X · Licence G86010 (CA)
Trauma Surgery Physician Taxonomy 2086S0127X · Licence G86010 (CA)
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician Taxonomy 208G00000X · Licence G86010 (CA)

Record details

NPI number1184735953
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official William Alex — President · (909) 732-4148
NPI enumeratedAugust 31, 2006
Last updated in NPPESMarch 19, 2010
Mailing address4000 14th St, Ste 306, Riverside, CA 92501-4083

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