100% Virtual Testing

Our Team

Our Autism and ADHD psychologists are selected based on compassion, patience, and deep expertise in neurodiversity.

★★★★★
4.9 Rating
Google Reviews

Meet Our Clinicians

Dr. George Sachs

PsyD

Dr. George Sachs is a deeply compassionate child and adult psychologist who has dedicated his career to understanding and supporting individuals with ADHD and Autism across every stage of life—from childhood through adulthood.

He brings a wealth of world-class experience to his practice. Driven by a passion to create welcoming, specialized spaces for care, Dr. Sachs founded the Sachs Center. He also co-founded Inflow, a groundbreaking app designed to bring daily, practical support to adults navigating ADHD. Whether working one-on-one or developing digital tools, Dr. Sachs is committed to helping people thrive exactly as they are.

Dr. Sachs created a warm, welcoming, and supportive environment where I felt comfortable, heard, and validated throughout my evaluation. His expertise gave me confidence in my diagnosis, and I left with a sense of peace and a deeper understanding of myself.

Dr. Elizabeth Morgan

PhD, ADHD-CSPP

Dr. Elizabeth Morgan is a board-certified clinical psychologist with over 15 years of experience evaluating and diagnosing psychiatric conditions, with a focus on ADHD and Autism. She conducts comprehensive evaluations to understand an individual’s strengths, challenges, and neurodevelopmental profile, empowering clients through clear explanations that help reduce stigma and foster self-acceptance. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. Morgan made the evaluation feel calm, supportive, and stress-free. Her depth of knowledge about autism, along with her gentle, attentive, and kind approach, helped me feel heard, respected, and understood. She answered my questions thoughtfully and provided information that felt personal, relevant, and reassuring.

Dr. Marc Krauss

PsyD

With over thirty years of experience, Dr. Marc Krauss brings a warm, steady heart to his diagnostic and therapeutic work. Since 1986, he has specialized in supporting children, teens, and adults navigating ADHD and Autism. Whether through a thoughtful evaluation or individual talk therapy, Dr. Krauss provides a compassionate space where clients feel truly seen and understood across every stage of life. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Marc was thorough, kind, and patient with both my daughter and me. He listened carefully to our concerns, answered questions openly and directly, and never made the evaluation feel rushed. His thoughtful explanation and empathetic approach left us feeling understood, supported, and confident in the next steps.

Dr. Faith Sproul

PsyD

Dr. Faith Sproul is a dedicated psychologist with extensive expertise in evaluating and supporting individuals with ADHD, Autism, and other neurodevelopmental conditions. She conducts comprehensive assessments with a compassionate and strengths-based approach. Dr. Sproul is an Assistant Professor at the Chicago School for Professional Psychology, DC Campus, offering a warm and welcoming experience for those anxious about their evaluation. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

From the moment I met Faith, I felt genuinely welcomed and at ease. She was warm, calming, and approachable, and she gave me space to share my experiences without ever feeling judged or rushed. I left feeling heard, respected, and confident that she truly understood me as an individual.

Dr. Kristen Buigas

PsyD

Dr. Kristen Buigas, PsyD, is a licensed Clinical Psychologist specializing in neurodiversity-affirming care for Autistic and ADHD children and adults. Whether providing diagnostic assessments or therapeutic support, she focuses on empowering her clients to embrace their unique strengths and build practical self-advocacy skills. From early childhood support to helping late-diagnosed adults, Dr. Buigas is dedicated to helping neurodivergent individuals thrive authentically. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. Kristen Buigas created a safe, warm, and welcoming environment that made it easier to discuss personal mental-health concerns and experiences. She listened with patience and compassion, answered my questions thoughtfully, and made me feel understood throughout the evaluation. I would gladly recommend her to anyone considering an assessment.

Dr. Susan Lloyd-Merrick

PsyD

Dr. Susan Lloyd-Merrick is passionate about providing neurodiversity-affirming testing and therapy for autistic and ADHD individuals, helping clients navigate the emotional effects of living in a world not always designed for them. Over her 14-year career, she has supported neurodivergent adults in a warm, collaborative space where clients can explore their strengths. Expertise: Autism, ADHD, AuDHD, high-masking women, BIPOC adults.

Dr. Merrick made a process that could have felt overwhelming feel accessible, warm, and streamlined. She was compassionate, informative, and accommodating, and I felt seen, heard, and believed throughout the evaluation. Her thoughtful approach helped me feel more hopeful about getting the support I have needed for a long time.

Dr. Jenn Im

PhD

Dr. Jenn Im is a Columbia-educated licensed psychologist dedicated to supporting neurodivergent adults, specializing in diagnosing high-masking individuals, particularly women navigating late diagnosis of Autism and ADHD. She integrates evidence-based therapies like ACT, DBT, CBT, and mindfulness to help clients reduce burnout and cultivate authentic, sustainable lives. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults. Neuropsychological testing

Dr. Jenn Im approached my high-masking teen with curiosity, care, and a genuine understanding of nuance. Her thoughtful questions helped my child feel validated and empowered, and her kind, professional manner made the entire process feel much more comfortable. She was attentive, accessible, and clearly invested in helping us understand the diagnosis.

Dr. Alisha Bent

PhD, ADHD-CSP

Dr. Alisha Bent is a licensed clinical psychologist who has conducted assessments with a variety of populations for over 15 years. She specializes in ADHD and Autism Spectrum Disorder diagnosis, with a curiosity about how each person’s brain functions and a strengths-based approach to build upon unique talents and abilities. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. Bent was warm, friendly, and patient throughout the evaluation. She explained things clearly, welcomed my questions, and never made me feel rushed. Her nonjudgmental approach made it easier to share experiences that are often difficult to talk about, and I felt comfortable and supported from start to finish.

Dr. Rachael Coatar Peter

PsyD

Dr. Rachael Coatar Peter specializes in uncovering the unique profiles of adults with ADHD and autism—especially those who have spent years masking or going unnoticed. Through deeply personalized insights rather than rigid testing, she provides the answers you need to stop guessing, start thriving, and confidently advocate for the accommodations you deserve.

Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. Rachael Peter was excellent—very thorough, pleasant, and knowledgeable. She answered all my questions, clearly walked me through the process, and provided a sound diagnosis and helpful recommendations for moving forward. When we experienced a technical problem, she was incredibly kind and patient, even helping me find calm through breathwork

Dr Rachael Coatar Peter

Dr. Andrea McDaniel

PsyD

Dr. Andrea McDaniel specializes in testing and evaluating neurodivergent adults with a primary focus on ADHD and autism. She offers comprehensive assessments tailored to each individual’s unique presentation, providing life-changing clarity and empowering clients to seek appropriate accommodations and support. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. McDaniel was the perfect balance of kindness and professionalism. She made me feel comfortable, listened carefully to my perspective, and took the time to explain the evaluation and diagnosis in a way that felt clear and reassuring. For the first time in my life, I felt truly seen and understood.

Dr. Cratissa Schley

PsyD

Dr. Cratissa Schley is a Clinical Psychologist dedicated to helping clients understand their unique stengths and weaknesses through in-depth Autism and ADHD evaluations. She leverages over 15 years of experience to provide culturally responsive diagnostic care. Dr. Schley is passionate about using psychological testing to uncover the “root” of presenting concerns, empowering clients to find clarity and the right support. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. Schley made me feel genuinely listened to, understood, and seen. She was knowledgeable about ADHD and autism, offered helpful information and guidance, and made the assessment feel reassuring from beginning to end. I left feeling supported and more confident about my diagnosis and next steps.

Dr. Stefania Dannacher

PsyD

Dr. Dannacher provides expert diagnostic assessments for Autism and ADHD, with a focus on identifying AuDHD profiles in high-masking adults, particularly women. Her evaluations offer more than just a diagnosis; they provide a personalized, evidence-based roadmap for navigating life through a neuro-inclusive lens. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. Dannacher was thorough, sensitive, compassionate, and supportive throughout my evaluation. Her patience, expertise, and attention to detail helped me feel understood and validated. I appreciated the care she brought to the process and would confidently recommend her to others.

autism doctor

Dr. Grace Wakim

PsyD

Dr. Grace Wakim, PsyD, is a licensed clinical psychologist at the Sachs Center, specializing in neurodiversity-affirming adult diagnostic testing across California. She conducts virtual evaluations for ADHD, Autism, and learning differences, focusing on high-masking individuals missed in childhood. Using a multi-dimensional testing battery, Dr. Wakim translates complex cognitive data into actionable roadmaps and robust documentation for workplace (ADA) and higher-education accommodations. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

From start to finish, it was a wonderful experience. I especially appreciated Dr. Wakim’s demeanor, knowledge, professionalism, empathy, and thoughtful responses to my questions. She made me feel comfortable, respected, and confident that I was receiving attentive and compassionate care.

autism doctor

Dr. Erin Siversten

PsyD

Dr. Siversten is a neuroaffirming evaluator specializing in Autism and ADHD assessments for children, teens, and adults. Shifting away from traditional deficit-based models, she provides a strengths-based, collaborative experience that honors the lived reality of neurodivergent individuals. Her goal is to move beyond simple diagnosis, offering a sensory-friendly space where clients gain the self-understanding and advocacy tools needed to stop masking and start thriving authentically. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Erin approached my evaluation with knowledge, empathy, and genuine understanding. She was warm, compassionate, and patient, taking the time to listen without ever making me feel rushed. I felt truly seen and heard for who I am, and I could not have asked for a better experience.

erin

Dr. Anna Hung

PhD

Dr. Anna Hung specializes in comprehensive autism and ADHD assessments tailored for children, teens, and adults who often feel misunderstood. Her diagnostic approach provides much-needed clarity for neurodivergent individuals with low or less visible support needs, moving beyond one-size-fits-all labels. Through these personalized evaluations, she helps clients make sense of their unique experiences and move forward with newfound confidence. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

Dr. Hung was wonderful. She immediately made me feel comfortable and relaxed which was very appreciated. Plus her knowledge of how Autism and ADHD show up in highmasking women gave me the confidence to share my struggles. I definitely recommend Dr. Hung.

Autism Doctor

Dr. Susan Sczerzenie

PhD, BCBA-D

Dr. Susan Sczerzenie, Ph.D., BCBA-D, is a Licensed Clinical Psychologist and Board Certified Behavior Analyst specializing in neurodevelopmental evaluations across the lifespan. She provides expert diagnostic testing for Autism Spectrum Disorder (ASD) and ADHD in children, teens, and adults. By combining clinical psychology with behavioral analytics, Dr. Sczerzenie delivers precise, data-driven assessments that identify an individual’s unique strengths and provide clear, actionable pathways for targeted support at any age. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

 

Dr. Susan was so helpful with my prickly teen. She asked all the right questions in a friendly, authentic way, and it was clear that she had thoroughly reviewed the background questionnaire. Her clarifying questions showed that she genuinely wanted to get the diagnosis right—not simply rubber-stamp a prior assumption. I also really appreciated her support throughout the 504-plan process

autism and adhd evaluation doctor

Dr. Georgia Meisel

DClinPsy (UK Only)

As a Clinical Psychologist, Dr. Georgia Meisel brings deep expertise and a compassionate approach to navigating the complexities of neurodiversity. Her practice is close to her heart, focusing closely on supporting individuals with autism and ADHD—particularly high-functioning, high-masking young adults and professionals whose unique traits are often missed by standard diagnostic criteria. Dr. Meisel is dedicated to helping clients truly feel seen, understood, and supported. Expertise: Autism, ADHD, AuDHD, children, teens, high-masking women, BIPOC adults.

It was a really positive experience. I initially felt intimidated by the idea of an evaluation, but Dr. Meisel was wonderful and easy to talk with. She explained every aspect of the process from start to finish. By the end, I felt that I understood myself better and had clear recommendations for next steps

uk autism adhd psychologist

David Ordan

M.S., NCC, LPC

David Ordan is a licensed counselor who supports neurodivergent individuals and couples in navigating identity, intimacy, and a world built for neurotypical standards. David moves beyond “fixing” behavior to focus on fostering authentic connection. Whether healing from years of masking or bridging communication gaps, he offers a shame-free environment where differences are honored rather than pathologized. Expertise: Autism, ADHD, AuDHD, couples.

Serving, Wisconsin, New Jersey, Florida. (786) 977-2350

David made us feel very comfortable discussing our relationship. He was kind, supportive, and helped us better understand how neurodiversity affects the way we communicate, connect, and navigate challenges as a couple. We both felt seen and validated, and we left with a deeper understanding of each other and practical strategies for moving forward together

Couples Counselor

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