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

Dr. Douglas Thomas Corwin Jr., MD

Individual provider Internal Medicine Physician · NPI 1699725580

Dr. Douglas Thomas Corwin Jr., MD is an Internal Medicine Physician in Washington, Pennsylvania. Licensed in Pennsylvania. Registered with an NPI since 2006.

Licensed in
PA
In the registry since
2006
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

100 Park Pl Ste 209
Washington, PA 15301-5946
Phone: (724) 229-7570
Fax: (724) 229-7571
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 MD0588557L (PA)

Record details

NPI number1699725580
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 11, 2006
Last updated in NPPESJune 8, 2016
Mailing address100 Park Place, Ste 209, Washington, PA 15301-5946

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