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Joni Castaneda, DO

  • 5 / 5 (178 ratings)
Internal Medicine, Osteopathy
Not Accepting New Patients
MultiCare Provider
Location
4545 Point Fosdick Dr, Suite 250, Gig Harbor, WA, 98335
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Joni Castaneda, DO, is board certified in internal medicine. She offers the full spectrum of primary care services to adults. She served as lead physician on a Diabetes Multidisciplinary Team, establishing a team that improved the clinic’s ability to measure the effectiveness of patients’ health care in screening and meeting goals. In addition to internal medicine, her clinical interests are geriatrics and preventive care. Away from work, she enjoys traveling, running, reading and spending time with her family.

The conditions Dr. Castaneda treats include:

  • Diabetes
  • High blood pressure (hypertension)
  • High cholesterol (hyperlipidemia
  • Heart disease
  • Pulmonary disease
Languages: English
Certification: Internal Medicine
Professional School: Kansas City University of Medicine and Biosciences
Residency: William Beaumont Army Medical Center
Practice Philosophy:

I believe medicine is an amazing and dynamic field where it is a privilege to care for patients. My approach is to understand my patient’s hopes and concerns, then use my training and experience to help them reach their health care goals.

Special Interests:

Geriatrics and preventive care.

  • 5 Provider showed concern
  • 5 Provider explained things clearly
  • 5 Provider included you in decisions
  • 4.9 Provider discussed treatment options
  • 5 Likelihood of recommending this provider
5 out of 5 (178 ratings, 42 comments)
  • Mar, 19 2026
    Dr Castaneda is the best. She's professional, thorough, and she put me at ease even when discussing sensitive medical information.
  • Mar, 5 2026
    Dr. Castaneda was very professional,listened and answered questions showing that she really care.
  • Mar, 3 2026
    Dr Castaneda is smart, personable, and caring. Exactly what I was looking for in a doctor
  • Feb, 16 2026
    Very personable, confident, competent, and kind provider. Dr. Castaneda was gentle performing medical procedures, communicative, and respectful. All-around Grade A+!
  • Jan, 16 2026
    I love my physician! She is informed, professional, and somehow always remembers me and my health issues. She explains everything thoroughly and values my ideas and input. I'm very grateful for her care.
  • Jan, 6 2026
    Dr. C. Is a wonderful, caring Dr.who is a great listener and helps me work through my health issues. She's very positive and has a great attitude.
  • Dec, 29 2025
    The Dr caring for me was very professional, caring & attentive.I would definitely recommend her to anyone.
  • Dec, 9 2025
    Provider is professional and personable. I appreciate the quality of engagement with me-listening and responding to details.
  • Dec, 3 2025
    Dr. Casteneda is very knowledgeable and collaborative in responding to my concerns and managing my health care.
  • Dec, 2 2025
    We were very impressed with Dr. Castaneda.Castaneda She talked directly to (patient name removed) and in language he could understand. Eye contact with all of us was excellent. She was willing to spend as much time as necessary although I'm sure that put her behind schedule. I would 100% recommend her to family and friends!
  • Nov, 18 2025
    She's a real gem. Very professional, competent and compassionate. Unfortunately she's in high demand and. Don't know how easy It would be to get scheduled with her unless you're an existing patient
  • Nov, 11 2025
    I think Dr Stevens is great. I always refer my friends and family to see him if they need treatment.
  • Nov, 11 2025
    Dr Castaneda is very thorough, prepared, good at explaining things and all around a good human.
  • Oct, 30 2025
    Dr. Castaneda is very Professional, up to date and caring physician
  • Sep, 27 2025
    Dr Castaneda is excellent, thorough, and I feel that she really takes time to listen.
  • Sep, 25 2025
    I love and respect my physician so much. We have clear, intelligent conversations about my health concerns and how I can best proceed to maintain good health. She helps me think about my choices and gives me information I trust (so much better than the internet...) She gives me her honest opinion about my habits and plans and offers great advice that I can use. I'm so very grateful for her kindness and knowledge.
  • Sep, 24 2025
    I hav told several people about Dr. Castaneda because I think she's excellent. She truly cares about me as a person. We all want to feel we matter and are being heard, and the doctor does. Thank you.
  • Aug, 28 2025
    Dr. Castaneda was very helpful. A good listener and provided me excellent advice and referrals.
  • Aug, 8 2025
    So impressed with how she listened to me and the time she spent.
  • Jul, 15 2025
    I appreciate my doctor's knowledge, preparation before she walks in and simpathy. She is very friendly and doesn't rush through the exam.
  • Jul, 14 2025
    Dr Castaneda is the best primary care doctor I've had in a long time. She listens and she shows understanding. She's never in a rush, and she knows exactly the right things to say. She always provides thoughtful, reasonable advice.
  • Jul, 10 2025
    Dr. Joni Castaneda is the best! I feel well taken care of.
  • Jul, 4 2025
    She is very caring and at this time is making this transition in my life easy.
  • Jun, 29 2025
    Has always gone beyond in explaining, and providing options and listens to what I say. And is very professional and pleasant.
  • Jun, 21 2025
    Very knowledgeable about my issue. Helped get me into physical therapy.
  • Jun, 11 2025
    Dr. Castaneda is an exceptionally good listener and always projects a real concern for and interest in my well being.
  • Jun, 6 2025
    Dr Castaneda is AMAZING! She dealt with all my health questions compassionately and quickly, but I never felt hurried. She is one of a kind.
  • Jun, 3 2025
    Dr Castaneda is one of the finest physicians I've ever encountered. She actually examines me and listens to any concerns I may have at the time