Expert Staff for Treating Eating Disorders

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Marty Lerner, PhD.

A graduate of Nova Southeastern University, Dr. Lerner is a licensed and board certified clinical psychologist who has specialized in the treatment of eating disorders since 1980. He has appeared on numerous national television and radio programs that include The NPR Report, 20/20, Discovery Health, and ABC’s Nightline, as well as, authored several publications related to eating disorders in professional literature, national magazines, and newspapers including USA Today, The Wall Street Journal, New York Times, Miami Herald, Orlando and Hollywood Sun Sentinels. An active member of the professional community here in South Florida since finishing his training, Dr. Lerner makes his home in Ft. Lauderdale with his wife Michele and canine family members.

Nikki Glantz, RDN, COO

Nikki Glantz, RDN has served as the Milestones Eating Disorders Program dietitian for the past 19 years and has a diversified background in working with patients suffering with both eating disorders and related mental health issues. A graduate of The University of Florida’s Health Sciences Program, as well as, having an advanced degree from Florida International University with a specialty in Dietetics and Nutrition, Nikki provides an invaluable service to her clients and the patients at Milestones.

In addition to being the proud mother of three boys and married to her husband David since graduating college, Nikki is an active member of the South Florida community. She is highly regarded as the “go to” person among family, friends, and especially her colleagues at Milestones. She also maintains a part-time private practice at the Milestones Cooper City Campus and serves as a consultant to local chemical dependency programs in the area.

Kristina Beaudry, LMHC, NCC, MAC,QS
Clinical Director

Kristina Beaudry is a Licensed Mental Health Counselor and Qualified Supervisor who has been working in the field of eating disorders and addictions for over 10 years. She earned her masters degree in Mental Health Counseling from Nova Southeastern University and completed her internship at Broward Health’s crisis stabilization unit.

Kristina is also a Nationally Certified Counselor and holds a certificate as a Masters Addiction Counselor. Kristina is passionate about learning new tools to better support clients healing and has completed training to be an EMDRIA trained EMDR therapist. She enjoys helping clients begin to heal old wounds and create a life they enjoy living. She is passionate about helping people find their voice, work through their shame and learn to treat themselves with compassion.

Ariel Hernandez, Ph.D., LMHC
Primary Therapist

Dr. Hernandez is a veteran of the Army National Guard and joins our team with a business background after having completed her Bachelor’s in Biology from the University of Miami. With a Masters’ degree in Mental Health counseling from Nova Southeastern University, Ariel had worked as an intern at Milestones, prior to joining our staff as a primary therapist. Ariel has a background working in substance abuse and addiction at various South Florida facilities and has worked with both adults and adolescents living a life worth living in recovery. She received her PhD in Psychology specializing in counselor education and supervision from Walden University. She is not only passionate about helping people work towards wellness but also helping new counselors in the field. Ariel enjoys creating relationships and connections to help others tap into their inner strength and move towards wellness.

She also works on our team in Utilization Management advocating for care for those who need it most. In her spare time, Ariel enjoys spending time with her family and training in jiu-jitsu.

Sakinah Osborne, LMHC, NCC
Primary Therapist

Sakinah is an Army veteran with a bachelor’s degree in business from Florida A & M University.  Prior to pursuing her graduate degree, she worked in the healthcare industry in various marketing roles.  While pursuing her master’s degree in Mental Health Counseling from Florida International University, she began as an intern here.  She is one of our primary therapists.  She is licensed and EMDR trained.

She is an active member in diverse community organizations and has led various initiatives to serve indigent populations locally and abroad.  When Sakinah is not at Milestones she enjoys traveling and reading.

Rachel Llerena, RMHCI
Primary Therapist

Rachel is a Registered Mental Health Counselor Intern and the newest addition to our clinical staff.  She joined the Milestones program after completing her internship with us while attending Barry University.

Nathaniel Keller, MD
Psychiatrist/Medical Director

Dr. Keller completed his medical degree at the Sackler School of Medicine in Tel Aviv and New York City and post-graduate training at the Western Psychiatric Institute and Clinic of the University of Pittsburg Medical Center. In addition to his private practice, Dr. Keller holds positions as a assistant professor of Psychiatry at the University of Miami School of Medicine and enjoys affiliations with several local hospitals as a psychiatric consultant. He has served as medical director and attending physician at Milestones for the past several years in addition to maintaining a private practice in the area.

Linda Dolin, MD
Internal Medicine

A graduate of Chicago Medical in 1986 and completing her residency at Weiss Memorial Hospital in Chicago in 1989, Dr. Dolin serves as our internal medicine consultant and plays and active role with our program at Milestones. A resident of South Florida with her husband and children, Dr. Dolin has served as a primary care physician for several local hospitals and facilities in our area and has been part of the Milestones clinical team for the past several years.

Kathy MacAdams, RN
Program Nurse

Kathy previously worked at Memorial Hospital in South Florida.  She works directly with Dr. Dolin and Dr. Keller to ensure the medical needs are met for both the residential and outpatient participants. When not assisting our clients here at Milestones, Kathy enjoys traveling to interesting locales.

Aries Peralta
Administrative Coordinator

Aries is a recent and welcome addition to our staff here at Milestones. Born in Brooklyn NY, she graduated with her AA is Psychology from Broward College and recently completed her BA in Interdisciplinary Studies from FIU.  She is currently working toward her Masters in Mental Health Counseling.

Her hobbies include reading, and spending time with family and friends.

Jessica Alcime
Resident Manager/BHT

Jessica takes care of our clients when at the residences.

Narjes Shahin
Resident Manager/BHT

Narjes recently joined our Milestones Team working with our clients at the residences.

Colleen Dupuis
Facilities Manager/Resident Manager/BHT

Colleen has worked for Milestones in various capacities for almost a decade.  She is currently serving as our Facilities Manager and BHT/Resident Manager.

As an alumni of our program for many years, Colleen has a unique relationship with the clients since she has been in their seat and knows the experience of gaining recovery from an eating disorder first-hand.  Staff  and clients alike value her contribution to the program and see Colleen as a “go to” for help in various areas.

Colleen makes her home in Pembroke Pines with her husband.



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