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

R. William Buster, MD and Associates

Organization Geriatric Medicine (Internal Medicine) Physician · NPI 1710030960

R. William Buster, MD and Associates provides Geriatric Medicine (Internal Medicine) Physician services in Orange, California. Registered with an NPI since 2007.

In the registry since
2007

Practice location Address checks out

845 W La Veta Ave Ste 108
Orange, CA 92868-3930
Phone: (714) 639-2600
Fax: (714) 289-3906
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X

Record details

NPI number1710030960
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Robert Buster — Owner · (714) 639-2600
NPI enumeratedJanuary 19, 2007
Last updated in NPPESAugust 22, 2020
Mailing address845 W La Veta Ave Ste 108, Orange, CA 92868-3930

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