Individual provider · Type 1 NPI

Derek J. Parker, M.A., M.S., PhD

Professional Counselor · Du Bois, PA

NPI number 1679919633 Active

Practice location

420 1st St
Du Bois, PA 15801-3012

Mailing address

56 Graham Ave
Brookville, PA 15825-1403

Other practice locations

  • 2785 Walston Rd, Punxsutawney, PA 15767-2625 · (724) 396-1510
  • 56 Graham Ave, Brookville, PA 15825-1403 · (814) 221-5744
  • 205 Jefferson St, Brookville, PA 15825-1144 · (724) 396-1510
  • 100 W Long Ave, Du Bois, PA 15801-2104 · (814) 221-5744
  • 140 N Saint Marys St, St. Marys, PA 15857-1236 · (724) 396-1510
  • 169 West College Street, Waynesburg, PA 15370-1319 · (724) 396-1510

Specialties and licenses

TaxonomyCodeLicense
Professional Counselor Primary 101YP2500XNone listed
Mental Health Counselor 101YM0800XNone listed

Professional Counselor: Definition to come...

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About NPI 1679919633

Derek J. Parker, M.A., M.S., PhD's National Provider Identifier is 1679919633, issued on May 17, 2013. The primary taxonomy on file is Professional Counselor (101YP2500X), and the practice location is in Du Bois, PA. The record was last updated on Apr 22, 2026.