Our Doctors

Dr Rick Bosacker

Available 4 days a week

Dr Bosacker was born and raised in Minnesota, USA and completed his medical training at the University of Minnesota. His specialty is primary care and the relationships he develops with his patients are very important to him. He enjoys helping patients understand their medical conditions and live healthy lives. Outside of work, he's an avid cyclist. He enjoys road biking as well as mountain biking. He also enjoys sketching, reading, and travel and has 5 children to keep him busy.

Dr Melissa Negretti

Available 4 days a week

Melissa comes from the Pacific Northwest of the US where she has been working as a family medicine provider in the greater Seattle area. She graduated from Loma Linda University School of Medicine in 2005 and completed a residency in Family Medicine through the University of Washington in 2008. She has done a fellowship in Integrative Medicine and has a special interest in nutrition, lifestyle and herbal therapies. 

Dr Sandie Moss

Available 2 days a week

Sandie is an alumna of Auckland University Medical School graduating in 1984. She has been working in general practice since 1987. She is interested in all aspects of general practice but with a special interest in women’s health and nutrition. Historically, she has done some acupuncture but now prefers to work on appropriate cases.

Dr Suzanne Greaves

Available 4 days a week

Originally from Manchester in the UK, Suzanne obtained her medical degree in London in 2000, and completed her vocational training as a GP in 2004. She emigrated to NZ in 2007 and has worked at Waihi Health Centre since. Her interests include minor surgery, emergency care and teenage health. She runs our school clinic at Waihi College.

Dr Tessa Turnbull


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(Alternating with local practices)


Waihi Health Centre

2 School Lane

Waihi 3610


Tel: (07) 863 8195

Fax: (07) 863 7681

Healthlink/GP2GP: waihihct

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