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

Mr. David A Sigler

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1447181128

Mr. David A Sigler is an Addiction (Substance Use Disorder) Counselor in Glendora, California. Licensed in California. Registered with an NPI since 2026.

Licensed in
CA
In the registry since
2026

Practice location Address checks out

1340 E Route 66 Ste 106
Glendora, CA 91740-3783
Phone: (626) 263-5543
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X · Licence 25358 (CA)

Record details

NPI number1447181128
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedMay 29, 2026
Last updated in NPPESMay 29, 2026
Certification dateMay 29, 2026
Mailing address325 Flagstaff St, San Dimas, CA 91773-1938

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