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

Dr. Aidas Joseph Mattis, MD, PHD

Individual provider Anatomic Pathology & Clinical Pathology Physician · NPI 1558817817

Dr. Aidas Joseph Mattis, MD, PHD is an Anatomic Pathology & Clinical Pathology Physician in LA Canada Flintridge, California. Licensed in California. Registered with an NPI since 2016.

Licensed in
CA
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1132 Lavender Ln
LA Canada Flintridge, CA 91011-2339
Phone: (818) 209-4430
Show map & directions

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

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence A167909 (CA)

Record details

NPI number1558817817
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedAugust 28, 2016
Last updated in NPPESApril 22, 2022
Certification dateApril 22, 2022