Family & General Practitioners
Jeffrey R. Unger, MD, ABFM, FACE
Unger Primary Care Concierge Medical Center · Rancho Cucamonga, CA
Identity verified on September 21, 2026
2 Peer Endorsements
5.0
“Dr. Unger is a highly knowledgeable and compassionate doctor.”
Bahman Omrani, DOInternal Medicine · Sherman Oaks, CAJune 28, 2015
“Dr. Unger has a wide knowledge base which he uses to help his patients. He is compassionate and has great respect for the patient. I recommend him very highly.”
Marvin J. Ott, MDEmergency Medicine · Wichita, KSJune 28, 2015
Any verified healthcare professional can endorse, once per colleague per cycle.
About
Dr. Jeffrey R. Unger graduated from the Northwestern University Feinberg School of Medicine in 1980. Read moreShow less
Dr. Jeffrey R. Unger graduated from the Northwestern University Feinberg School of Medicine in 1980. He works in Rancho Cucamonga, CA and specializes in Family Medicine and Diabetes; as well as drug and alcohol addiction. He also serves as the director of metabolic studies at the Catalina Research Institute.
Dr. Unger is the ONLY family physician in the world to have been chosen as one of the National Experts for the LEADER cardiovascular clinical trial. He has also been selected as the national investigator for a novel GLP-1 receptor agonist used to treat patients with type 2 diabetes.
Recognition history
1 award
- 2015 City WinnerFamily General Practitioners · Rancho Cucamonga
Issued in earlier Doctors’ Choice Awards cycles. History, not current standing.
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