Primary care is provided by practitioners specifically trained for and skilled in comprehensive first contact and continuing care. 

Primary care:
  • Includes health promotion, disease prevention, health maintenance, counseling, patient education, diagnosis, and treatment of acute and chronic illnesses.
  • Provides patient advocacy in the health care system to accomplish cost-effective care by coordination of health care services.
  • Promotes effective communication with patients and encourages the role of the patient as a partner in health care.

At Fanno Creek Clinic, each of our primary care physicians is board certified by the American Board of Internal Medicine.

 Charles J. Bentz, M.D. – Internal Medicine and Primary Care
Medical School: Medical College of Wisconsin 1988
Residency: OHSU Primary Care Internal Medicine 1991
Fellowship: Academic General Internal Medicine 1993
Board Certified: American Board Internal Medicine 1991, recert. 2001
Interests: Hospital Care, Primary Care, Palliative Care, and Prevention
 Renu Chawla, M.D. – Internal Medicine and Primary Care
Medical School: Government Medical College, 1993
Residency: Rush-Westlake Hospital, 1996-1999
Board Certified: 1999 American Board of Internal Medicine
Areas of Interest: Internal Medicine and Primary Care
 Meei Choong, M.D. – Internal Medicine and Primary Care
Medical School: U.S.C., Los Angeles, CA, 1981
Residency: OHSU, Portland, OR, 1984
Board Certified: 1994, Recertification 2004 American Board of Internal Medicine
Areas of Interest: Internal Medicine and Primary Care
Language(s) in addition to English: Mandarin Chinese
 Gregg Coodley, M.D., FACP, Medical Director – Internal Medicine and Primary Care
Medical School: University of California at San Diego School of Medicine, San Diego, CA, 1985
Residency: The Cambridge Hospital, 1988
Board Certified: 1988 American Board of Internal Medicine
Areas of Interest: Internal Medicine and Primary Care
Language(s) in addition to English: Spanish
 George Demetrion, M.D. – Internal Medicine, Primary Care, and Critical Care
Medical School: The George Washington University School of Medicine, 1994
Residency: OHSU, Portland, OR, 1997
Board Certified: 1997 American Board of Internal Medicine
Areas of Interest: Internal Medicine, Primary Care, Critical Care
 Nicholas A. Kuhn, M.D. – Internal Medicine and Primary Care
Medical School:  University of Colorado Health Sciences Center, Denver, CO, 2006
Residency:  University of Vermont - Fletcher Allen Health Care, Burlington, VT,   2009
Board Certified: American Board of Internal Medicine, 2010
Areas of Interest:  Internal Medicine and Primary Care
 Marc Levitte, M.D. – Internal Medicine and Primary Care
Medical School: Baylor College of Medicine, 1976
Residency: Baylor College of Medicine Affiliated Hospitals, 1980
Board Certified: 1980 American Board of Internal Medicine
Areas of Interest: Internal Medicine, Primary Care, and Preventive Medicine
 Angela Marshall-Olson, D.O. – Internal Medicine, Primary Care, and HIV Care
Medical School: Des Moines University College of Osteopathic Medicine and Surgery, IA, 2006
Residency: Legacy Health Internal Medicine Residency Program
Board Certified
Areas of Interest: Primary Care with Focus on HIV and Prevention, Preventive Medicine
Language(s) in addition to English: Russian and Spanish
 Louise McHarris, D.O. – Internal Medicine and Primary Care
Medical School: Michigan State University College of Osteopathic Medicine 1997
Residency: St. John Detroit Riverview Hospital 2000
Board Certified: 2010 American Osteopathic Board of Internal Medicine
Areas of Interest: Internal Medicine, Primary Care, and Preventive Medicine

 Gloria Myers, M.D. – Internal Medicine and Primary Care of Adults
Medical School: Mt. Sinai School of Medicine, NY, 1985
Residency: Good Samaritan Hospital and Medical Center, Portland, OR, 1988
Board Certified: 1988 American Board of Internal Medicine
Areas of Interest: Internal Medicine, Primary Care of Adults
 Don Valerio, M.D. – Internal Medicine, Primary Care, and HIV Care
Medical School: New York University, 1996
Residency: NYU/Bellevue Hospital Center, 1999
Board Certified: 2000 American Board of Internal Medicine
Areas of Interest: Primary Care, Internal Medicine, HIV Care
 Susan Yeh, M.D. – Internal Medicine and Primary Care
Medical School: University of Southern California School of Medicine, 1995
Residency: Providence St. Vincent Medical Center, 2000
                   Kaiser Permanente Los Angeles Medical Center, 1997
Languages: English, Mandarin, and Taiwanese