BTHealth WellSpring providers are internal medicine specialists and offer evaluation and management of acute and chronic conditions with a special focus on comprehensive HIV management. BTHealth Wellspring’s providers offer comprehensive care are experienced in areas of testing, screening, antiretroviral therapy (ART), and pre-exposure prophylaxis (PrEP), and can help guide decisions around prevention, treatment, and more.
Practice physicians
Our physicians are passionate about primary care and treating you as a person, not just a diagnosis. We think about your health comprehensively and partner with you to help you reach and maintain your optimal wellness.
Do you have health insurance?
Our providers accept most major health plans. Looking to receive care from one of our BTHealth professionals?
Practice providers
Your primary care teams at BTHealth represent a partnership between your physician and many talented and dedicated team members. These individuals join their talents and experience to support and guide you on your health care journey.
Dirk Collvecchio
Nurse Practitioner
William Tatlonghari
Physician Assistant
Contact us to get started
Our providers and staff are here to answer your questions, listen to your concerns, and help you on every step of your health care journey. Please call or email with any questions you may have.
BTHealth WellSpring
45 Castro St., Suite 423
San Francisco, CA 94114
Phone: 415-551-9758
Specialties
Internal Medicine
For Your Visit
Our providers and staff are here to answer your questions, listen to your concerns, and help you on every step of your health care journey. Please call or email with any questions you may have.
The word on the street…
With so many choices in the Bay Area, our patients keep coming back. Here is what some of them are saying about our providers and our practices!
The physicians, registered nurses, and all office staff at BTHealth Berkeley are always kind, patient, professional, and highly competent. I received excellent care and every member of the team was courteous and attentive to my needs.
Patient Feedback
I love the whole experience at BTHealth Geary and have been a satisfied patient for years. Front staff: friendly, helpful, professional. Dr. Karen Khoo and NP Janet Michelson have really felt engaged and protecting of my health and wellness.
Patient Feedback
Everyone I’ve encountered at BTHealth Campus is fantastic. Always polite and organized. Call backs and follow-ups are timely. I’ve never had any issues with that staff. They are fantastic and I’m glad to have them in my life.