Skip to main content
Joanna Twombly, DO, Obstetrics & Gynecology, Yakima, WA

JoannaDuaneTwomblyDO

Obstetrics & Gynecology • Yakima, WA

Hospitalist

Hospitalist

Join to view full profile

Dr. Twombly is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

See Dr. Twombly's full profile

Already have an account?

  • Office

    5109 Summitview Ave
    Yakima, WA 98908
    Phone+1 509-907-6300
    Fax+1 509-907-6310

Education & Training

  • Oklahoma State University Center for Health Sciences
    Oklahoma State University Center for Health SciencesClass of 2004

Certifications & Licensure

  • ME State Medical License
    ME State License 2023 - 2025
  • MN State Medical License
    MN State License 2023 - 2025
  • MO State Medical License
    MO State License 2018 - 2025
  • WA State Medical License
    WA State License 2023 - 2025
  • AR State Medical License
    AR State License 2012 - 2019
  • OH State Medical License
    OH State License 2004 - 2013
  • AOA Board of Obstetrics and Gynecology Obstetrics & Gynecology

Press Mentions

  • Dr. Joanna Twombly Joins Cox Monett Team
    Dr. Joanna Twombly Joins Cox Monett TeamNovember 21st, 2020

Professional Memberships

Dr. Joanna Twombly, Dr. Joanna Twombly, DO, Dr. J Twombly, Dr. Joanna Duane Twombly