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

Erwin Sampang, NP

Individual provider Family Nurse Practitioner · NPI 1114782398

Erwin Sampang, NP is a Family Nurse Practitioner in Walnut, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2024
Specialties on file
2
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

731 Lyonwood Ave
Walnut, CA 91789-3312
Phone: (562) 481-5744
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 95017580 (CA)
Family Nurse Practitioner Taxonomy 363LF0000X · Licence 95017580 (CA)

Record details

NPI number1114782398
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorYes
NPI enumeratedFebruary 16, 2024
Last updated in NPPESJuly 23, 2025
Certification dateJuly 23, 2025
Mailing address731 Lyonwood Ave, Walnut, CA 91789-3312

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