Jacob M. Tsadok, M.D., Q.M.E., has been a board certified in internal medicine since 1996. He completed his internal medicine training while attending the Technion-Israel Medical Faculty in 1992 before continuing his residency program at Washington University in 1995. Dr. Tsadok belongs to the American College of Physicians.

Dr. Jeffrey Crudo is an experienced hospitalist and clinic internist with over 20 years of diverse healthcare experience. He is recognized for leadership, flexibility, and professionalism developed through long-term work across hospitalist, clinic, and locum tenens settings. Dr. Crudo is highly collaborative and patient-oriented, with a practice style grounded in continuity of care, clear communication, and dependable clinical coverage across a wide range of inpatient and outpatient environments. Since April 2025, Dr. Crudo has served as an MDSI Internal Medicine...

Dr. Kathleen Colleran is a board-certified endocrinologist and internal medicine physician with over 25 years of experience in clinical care, research, and medical education. She is licensed in New Mexico (License #95-210, valid through 2026) and holds recertifications in Internal Medicine and Endocrinology, Diabetes, and Metabolism. She is also WPATH GEI certified for advanced gender-confirming hormone therapy and adolescent transgender care. Dr. Colleran earned her Bachelor of Science in Molecular Biology from the University of Wisconsin-Madison in 1986 and her...

Dr. Kenisha Nisbett is a compassionate, board-certified addiction medicine physician with 5+ years of experience providing evidence-based care for patients with substance use disorders. Her clinical background spans community-based detox/withdrawal management, residential treatment settings, outpatient addiction medicine clinics, and telemedicine-based treatment for opioid and alcohol use disorders. She is experienced in implementing low-threshold addiction care with a harm-reduction focus for vulnerable populations, while supporting treatment planning that accounts for socioeconomic barriers and co-occurring medical and psychiatric conditions. Dr. Nisbett completed...

Dr. Kevin Kwak is a board-certified physician in Internal Medicine and Preventive Medicine with a subspecialty in Clinical Informatics. He holds active licensure with the Medical Board of California and is DEA certified. He currently serves as Vice President of Clinical Architecture at Point and Click Solutions, a leading Electronic Health Record (EHR) provider for college health systems, where he oversees strategic planning, the design of intuitive user interfaces, and ensures ONC-ATCB and CCHIT certification compliance. His work supports major...

Dr. Kristin M. Lane is an internal medicine physician with long-standing experience in academic,  hospital, outpatient and rehabilitation medicine. She is a Diplomate of the American Board of Internal Medicine and of the American Board of Obesity Medicine. She has rural outpatient medicine, concussion and clinic experience.  She currently practices as a hospitalist managing complex medical conditions and coordinating multidisciplinary treatment plans for patients in both the hospitalized and rehabilitation settings. Dr. Lane completed her Internal Medicine Residency at Banner...

Dr. Kumar Gandhi is a dedicated primary care and internal medicine physician with extensive experience providing comprehensive care to diverse patient populations. Board-certified in Internal Medicine, Dr. Gandhi has expertise in managing acute and chronic conditions, preventive health, complex medication management, and care coordination across multidisciplinary teams. He is recognized for his strong clinical judgment, patient-centered approach, and commitment to evidence-based decision-making. Dr. Gandhi’s clinical experience spans federally qualified health centers, urgent care, occupational medicine, mobile wound care, and telemedicine,...

Mark R. Laflamme, M.D., is an experienced health professional either working in, being educated or teaching medicine for over 30 years. He first began his career as a certified phlebotomist, eventually performing thousands of venipunctures. After completing his Master’s in Medical/Dental Sciences at Boston University SOM, he worked under the Director of Home Draw Services at Quest (formerly MetPath). He left the country to Grenada, West Indies to attend and graduate as an international medical graduate (IMG) from St. George’s...

Dr. Michael E. Minev is a board-certified internal medicine physician with over 15 years of experience in primary care, correctional medicine, telemedicine, and utilization review. He currently serves as an on-call telemedicine physician for CoreCivic correctional facilities across California, Nevada, Arizona, New Mexico, and Georgia, where he provides sick call and chronic care management for conditions including diabetes, hypertension, hyperlipidemia, heart failure, latent tuberculosis, COPD, and neurologic disorders. Since September 2022, Dr. Minev has served as District Medical Advisor for...