Staff and Health Care Clinicians


Lynne Landeta, DNPLynne Landeta, DNP
Interim Student Health Center Director

Lynne Landeta, DNP, is the Interim Director, Klotz Student Health Center. Dr. Landeta received her Doctorate Nursing Practice (DNP) from Duke University and a Masters in Nursing from UCLA. She has served as a Nurse Practitioner for over 15 years until her role evolved into Clinical Education and Assessment, and Health Informatics. In addition to supervision of Clinical Services, Billing, Financial Services, and Health Promotion, Dr. Landeta has also taken on a host of other special roles including co-chairing accreditations teams, coordination and implementation of Family PACT, implementation of an Electronic Health record, and she serves as a member of the SHC Operations, Quality Improvement/Risk Management and Infection Control committees. As Interim Director, Dr. Landeta will be responsible for the overall administration and delivery of SHC services, including the assessment of student health care needs; development of appropriate programs and policies; management of a complex budget; and supervision of the SHC’s large staff.

Dr. James MerrinDr. James Merrin
Interim Chief Medical Officer

Dr. James Merrin received his medical degree from Louisiana State Medical Center-New Orleans and completed his residence at Cedars Sinai Medical Center in Los Angeles. He has been a physician at the Klotz Student Health Center for 15 years and is a board-certified specialist in Internal Medicine. He is also certified in Travel Medicine, including global infections. Dr. Merrin provides and oversees the delivery of health care services by our clinical staff (MD, DDS, and NP) such as medical, diagnostic, and treatment activities of general primary care physicians as well as refer to and consult specialty physicians, dentists, and nurse practitioners at the SHC to ensure high standard of medical care that meet college student health needs. He works collaboratively with Dr. Lynne Landeta, Interim Student Health Center Director and Assistant Director Marianne Link to advance SHC initiatives and ensure high quality services that support student wellbeing and success.

Marianne Link, MPH, CHESMarianne Link, MPH, CHES
Assistant Director, Health Promotion and Administration

As Assistant Director of Health Promotion, Marianne Link provides leadership and direction for Health and Wellness education at the Klotz Student Health Center and beyond. Health promotion programs deliver evidence-based prevention initiatives that support wellness, student learning and leadership. Marianne earned her bachelor’s and master’s degrees in Public Health from CSUN. Marianne is a Certified Health Education Specialist. She and the health promotion team have a passion for helping students reach their highest potential academically, personally and professionally.

Mirella Tovar, RNMirella Tovar, RN
Temporary RN Lead, Nursing and Clinical Support Unit

Mirella Tovar, RN, serves as the Temporary Nursing Lead in the Nursing and Clinical Support unit at the Klotz Student Health Center. Ms. Tovar is an experienced Triage nurse with over 15 years of nursing experience in Urgent Care, Geriatric, Gastroenterology and Oncology Care. She is responsible for maintaining the clinic flow and ensures adequate clinical support staffing in the provision of Immunizations, PPD injections, and first aid. She has served as a Triage RN at the Klotz Student Health Center since 2012 and has served as the Vaccine Coordinator for the Vaccine for Children (VFC) program for the SHC. During the COVID-19 pandemic, Mirella served as one of the contact tracers and assisted with COVID-19 testing. Additionally, she is the CSUEU Steward Representative for Collective Bargaining Unit 2 since 2014.


Health Promotion

Sharon Aronoff
Health Educator, FYE, Projects & Outreach Services

Gabbi Galdamez-Nguyen, MPH, CHES
Health Educator

Valerie Ipatzi, BSPH
Health Education Assistant


Ellen Bauersfeld, RD
Registered Dietitian, Nutrition Counseling

Mandeep Ghuman, MD
Sports Medicine

Anna Chaparyan, Pharm D

Corey Hidalgo, Certified Radiologic Technologist, X-ray

Aimie Kachingwe, DPT, Physical Therapist

Joo Kim, LAC
Asian Medicine, Acupuncture

Breanna Langel, DPT, Physical Therapist

Sandra Lin, OD

Robert Patterson, DC
Area of Interest: Musculoskeletal System

Amy Reichbach, CHES
Clinical Patient Health Educator
Contraception, Pregnancy Options Counseling, Birth Planning, Lactation education, Sex education, Advance Directives, STD counseling

Eric Sletten, MD
Sports Medicine, Podiatry, Laceration Repair, Minor Office Surgery

Jeffery Steinberg, MD
Gynecology, Endocrinology

Monica Tantraphol, MD
Primary Care, Sports Medicine
Areas of Interests: Healthy eating and lifestyle, intermittent fasting, sports injuries, primary care

Primary Care Clinicians

Sandra Darden, MD
Primary Care
Area of interest: Family Medicine

Shirley Ho Navarro, RNP
Family Nurse Practitioner, Women’s Health, Transgender Care
Areas of Interest: Sexual and Reproductive Health

Esther Jun, MD
Primary Care
Area of interest: Smoking Cessation

Beth Kautzky, RNP
Nurse Practitioner, Women’s Health
Areas of interest: Healthy Eating, Fitness, Travel Medicine, Infertility

Kevin Kwak, MD
Primary Care

James Merrin, MD
Primary care, Travel Medicine, Men’s Health, Internal Medicine
Areas of interest: Type II Diabetes, Hypertension, Hyperlipidemia

George Sarka, MD
Primary Care, Internal Medicine
Areas of Interest: Occupational Medicine, Public Health, Rheumatology, Neurology

Monica Tantraphol, MD
Primary Care, Sports Medicine
Areas of Interests: Healthy eating and lifestyle, intermittent fasting, sports injuries, primary care

Jenna Tarkela, FNP
Family Nurse Practitioner, Women’s Health
Areas of interest: Sexual and Reproductive Health, Adolescent Medicine, School Based Medicine and Pediatric Primary Care