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

Matthew S Markis, DO

Individual provider Psychiatry Physician · NPI 1780944470

Matthew S Markis, DO is a Psychiatry Physician in Calabasas, California. Practices as a sole proprietor. Licensed in Arizona.

Licensed in
AZ
In the registry since
2012
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

23622 Calabasas Rd Ste 320
Calabasas, CA 91302-1549
Phone: (818) 921-4300
Fax: (877) 917-3450
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence R2147 (AZ)

Record details

NPI number1780944470
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMay 29, 2012
Last updated in NPPESOctober 17, 2016
Mailing address23622 Calabasas Rd, Suite 320, Calabasas, CA 91302-1549

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