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

Dr. Dean Allen Deason, MD

Individual provider Internal Medicine Physician · NPI 1841522091

Dr. Dean Allen Deason, MD is an Internal Medicine Physician in Bethany, Oklahoma. Practices as a sole proprietor. Licensed in Oklahoma.

Licensed in
OK
In the registry since
2010
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

7816 NW 21st St
Bethany, OK 73008-5304
Phone: (405) 202-0138
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 19457 (OK)

Record details

NPI number1841522091
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedFebruary 12, 2010
Last updated in NPPESFebruary 12, 2010

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