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Gregory Spin

Gregory Spin, D.O.

Gregory Spin is currently the Chief Executive Officer of Summit Nephrology.  Along with Drs. Bhat and Thornton, Dr. Spin founded Summit Nephrology in 2005.   Dr. Spin spent  6 years at UC Davis Medical Center completing Medical Residency, a teaching year as Chief Resident and a Nephrology Fellowship. He sees patients in the Summit Nephrology  Lake of The Pines Office, and cares for patients primarily from  Grass Valley , Auburn  and surrounding areas.  Dr. Spin is active in his local medical community. He is the Medical Director of the Grass Valley and Auburn Davita Dialysis units, and currently serves as Vice Chief of Staff at Sutter Auburn Faith Hospital.  Dr. Spin lives in Nevada County with his wife (a local Family Practice Doctor) and their two children.  His hobbies include tennis, basketball, movies, singing, reading and spending all his remaining spare time driving his children to various sporting and social events.  

Degrees and Certifications:

  • B.A. Biopsychology, Cornell University, Ithaca NY, 1992
  • EMT-Paramedic, Crozer Chester Emergency Medical Training Program, Chester PA, 1995
  • Doctor of Osteopathy, College of Osteopathic Medicine of the Pacific, Pomona CA, 1999
  • Residency in Internal Medicine, University of California Davis Medical Center, Sacramento CA, 2002
  • Chief Residency, Internal Medicine, University of California Davis Medical Center, Sacramento CA, 2003
  • Fellowship in Nephrology, University of California Davis Medical Center, Sacramento CA, 2005
  • Board Certified ,Internal Medicine 2002
  • Board Certified, Nephrology 2005


Clinical/Administrative  Activities:

  • CEO, Summit Nephrology Medical Group Inc.
  • Medical Director, Davita HD Dialysis Units, Grass Valley and Auburn CA.
  • Vice Chief of Staff, Sutter Auburn Faith Hospital, Auburn, CA
  • Chairman, Quality Improvement and Peer Review committee, Sutter Auburn Faith Hospital, Auburn, CA