Individual provider · Type 1 NPI

William Gregory Timmer, DO

Emergency Medicine Physician · Marietta, OH

NPI number 1174086128 Active

Practice location

401 Matthew Street, Emergency Department
Marietta, OH 45750-4575

Call (740) 568-5669 Map

Other practice locations

  • 799 Farson St, Belpre, OH 45714-1082 · (740) 401-1150
  • 1106 Colegate Dr, Marietta, OH 45750-1323 · (740) 568-2000

Specialties and licenses

TaxonomyCodeLicense
Emergency Medicine Physician Primary 207P00000X34.015660 (OH)

Emergency Medicine Physician: An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in respo…

5 other providers at this address

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About NPI 1174086128

William Gregory Timmer, DO's National Provider Identifier is 1174086128, issued on Apr 8, 2019. The primary taxonomy on file is Emergency Medicine Physician (207P00000X), and the practice location is in Marietta, OH. The record was last updated on Oct 26, 2026.