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

Dr. Clarke Vincent Ylaya Sabandal I, PHD

Individual provider Registered Nurse · NPI 1982533311

Dr. Clarke Vincent Ylaya Sabandal I, PHD is a Registered Nurse in Walnut Creek, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2026
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location PO Box

The provider listed a PO Box rather than a street location, so this is not a walk-in address.

PO Box 3365
Walnut Creek, CA 94598-0365
Phone: (415) 462-0888
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 519554 (CA)

Record details

NPI number1982533311
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMay 13, 2026
Last updated in NPPESMay 13, 2026
Certification dateMay 13, 2026

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