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

Dr. Ryan Christopher Mast, DO

Individual provider Psychiatry Physician · NPI 1376714675

Dr. Ryan Christopher Mast, DO is a Psychiatry Physician in Dayton, Ohio. Licensed in Ohio. Registered with an NPI since 2008.

Licensed in
OH
In the registry since
2008
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 may be wrong

The ZIP code does not match the city and state on this record. Call before visiting.

627 S Edwin C Moses Blvd
Dayton, OH 45408-1461
Phone: (937) 223-8840
Fax: (937) 223-0758

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence 154535 (OH)

Record details

NPI number1376714675
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 14, 2008
Last updated in NPPESAugust 5, 2010

Other providers in Dayton