Joseph J. Nissim, M.D. (303) 415-4155 Primary Specialties Internal Medicine Medical Groups & Affiliations Frontier Internal Medicine SHARE How The Ratings Are Compiled 4.9 out of 5 (144 Ratings, 9 comments) Patient Guide to Satisfaction Surveys and Ratings Boulder Community Health wants to help you make informed decisions about your health care and about the BCH-employed physicians and providers who can care for you. As part of that commitment, we post our employed provider's patient satisfaction ratings online. These 5-star ratings and comments come from patient surveys administered by NRC Health, an independent company that specializes in health care research. Read more to understand how we develop our patient experience ratings. Read More Explained Understandably 4.9 Listened Carefully 4.9 Gave Understandable Answers 4.9 Knew Medical History 4.8 Showed Respect 4.9 Spent Enough Time 4.9 Primary Office Address Frontier Internal Medicine 2101 Ken Pratt Boulevard, Suite 104 Longmont, CO 80501 Get Directions Phone (303) 415-4155 Fax (303) 776-3109 About Physician Bio Dr. Nissim is board certified in internal medicine. He graduated from Rush Medical College in Chicago and completed his residency at Presbyterian/St. Luke’s Hospital in Denver. He has been with Frontier Internal Medicine since its inception in 1987. Dr. Nissim believes in building strong relationships with his patients by discussing treatment philosophies and mutual expectations in the initial visit. In his free time, Dr. Nissim is an avid swimmer and enjoys spending time outdoors. Education Medical School Rush Medical College of Rush Univ Residency Presbyterian St. Luke's Comments 8-Aug-2017 All providers should be as capable as Dr. Nissim. 28-Jul-2017 Have been patient with Frontier Internal Med for years. Ladies at front desk go out if there way to help with emergency and insurance needs. Hope they receive accolades! 25-Jul-2017 Dr. Nissim is always encouraging. 20-Jul-2017 He had obviously studied my file & was very well prepared to discuss my medical history. 20-Jul-2017 Good Place but hard to get in! 21-Jun-2017 Very good Doctor & decent individual 31-May-2017 Dr. Nissim is very attentive, very caring and takes a conservative line to care which is important to me. 10-May-2017 Great group 4-May-2017 I was very impressed that Dr. Nissim himself a) called me the day before my appointment to introduce himself and establish what services he would and would not provide; b) took my history (and even my blood pressure) himself; and c) called me the following day as promised with my lab results. I was impressed that he seemed unhurried and thorough.