We are pleased to announce that a new agreement has been reached with Aetna. This allows Valley to continue to be an in-network provider for Aetna-insured patients and will cover services provided since previous contracts ended June 1, 2025. We understand how important it is for our patients to retain in-network access to the doctors, programs, and expert care teams they know and trust. Thank you for your patience throughout this process.
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Valley Medical Group Provider
Provider Bio
Adam Stephenson, DO, practices at the Newcastle Clinic as a family doctor. He offers comprehensive primary healthcare for individuals and families of all ages. He has special interests in musculoskeletal/sports medicine, pediatrics, preventive medicine, and outpatient procedures.
Dr. Stephenson received his medical education at Western University of Osteopathic Medicine in Pomona, CA and completed his residency at Valley Medical Center. In his spare time, Dr. Stephenson enjoys spending time with his wife and two children, hiking, reading, and playing basketball.
- LGBTQ+ ally
- Prescribes pre-exposure prophylaxis (PrEP)
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Languages Spoken
Scheduling & Locations
This provider works at the location(s) listed below. If you haven’t had an appointment with this provider before, please look near the provider’s photo above to make sure they are accepting new patients. Telehealth appointments are available for some conditions. Please call the clinic to learn more about telehealth options.
Newcastle Clinic - Primary Care
Call 425.690.3455
Fax 425.690.9455
Insurance Information
Billing & Financial Assistance