Surgical Team:
Donald E. Schepps, MD
L. Robert Ghelfi, MD
James M. Stone, MD
Douglas G. Hatter, MD
Billy D. Graham, P.A.
Vascular Lab:
Katie Cribbs, RVT
Clinical Staff:
Carol, Christy, Karen
Front Office:
Linda, Amy, Mary
Administrative & Billing Staff:
Lisa Craig, Practice Manager
Jennifer Wimmer, Assistant Manager
Surgical Team:
DONALD E. SCHEPPS, M.D., F.A.C.S.
Board Certified General Surgeon
Education:
B.A. Biology (Cum Laude) - Hofstra University, Hempstead, NY; 1971
Medical School:
M.D. – Jefferson Medical College, Philadelphia, PA; 1975
Private Practice:
Northern California Surgical Group 1980-present
Surgical Specialties:
General, Laparoscopic, Vascular, and Thoracic Surgery; Colon Cancer Screenings; Varicose Vein Treatment; Hair Transplantation
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L. Robert Ghelfi, M.D., F.A.C.S.
Board Certified General Surgeon
Education:
B.A. Biology-Loma Linda University, La Sierra, CA; 1982; (Graduated with Highest Honors)
Medical School:
M.D. - Loma Linda University, Loma Linda, CA; 1986
Private Practice:
Northern California Surgical Group 1991-present
Surgical Specialties:
General & Pediatric Surgery; Colon Surgery; Varicose Vein Treatment
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JAMES M. STONE, M.D., F.A.C.S.
Board Certified Colo-Rectal Surgeon
Education:
B.S. – Psychology (honors); University of IL, Urbana, IL - 1974
Medical School:
M.D. - Northwestern University;Chicago, IL - 1978
Private Practice:
Northern California Surgical Group 1995-present
Stanford University Medical Center 1986-1995
Surgical Specialties:
Colo-Rectal Surgery; Endoscopy; Colon Cancer Screenings; Bariatric Surgery
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DOUGLAS G. HATTER, M.D., F.A.C.S.
Board Certified General and Vascular Surgeon
Education:
B.S.- Chemistry, University of Florida, 1978
Medical School:
M.D.- University of Florida, School of Medicine, 1987
Private Practice:
Northern California Surgical Group 2002-present
Surgical Specialties:
Vascular and Endovascular Surgery; Varicose Vein Treatment
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Billy D. Graham, P.A.
Education:
California State University Fresno/ University of Hawaii - grad 1988 B.A. Biological Sciences.
1990 Secondary Teaching Credential in Life and physical sciences.
Western University of Health Sciences - grad 1999 Physician Assistant program.
University of Nebraska Medical School - 2007 Masters in Physicians Assistant Studies.
Experience:
1999-2001 Mercy Medical Center ER and Urgent Care
1999-2001 Independent First Assist in Ortho, Neuro, Gyn, Urologic, General,Vascular, Thoracic, and Cardiac Surgeries.
2001-present - Northern California Surgical Group: First Assist in General, Vascular, Thoracic, and Bariatric Surgery. Perform H&Ps, post-op rechecks, and post-operative rounding.
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Vascular Lab:
Katie Cribbs, B.H.S., R.V.T.
Education:
University of Missouri-Columbia
Bachelor’s of Health Sciences in Diagnostic Medical Ultrasound, Summa Cum Laude
Internship:
Lake Regional Hospital, Osage Beach, MO
St John’s Clinic, Rolla, MO
Missouri Heart Center, Columbia, MO
University Hospital, Columbia, MO
Certification:
RVT, registered vascular technologist
CPR and First Aid
Professional affiliations:
Founding officer of the Student Society for Diagnostic Medical Ultrasound
Alpha Eta Society, (Society for Excellence in Health Professions)
Society for Vascular Ultrasound
Society for Diagnostic Medical Sonography
ARDMS, American Registry for Diagnostic Medical Sonography
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