Ernest Graypel, MD, MHA
Ernest Graypel, MD, MHA, is a board-certified psychiatrist and CNS Principal Investigator with 20+ years in practice, experienced psychometric raters, and access to patients across mood, anxiety, and cognitive disorders.
Psychiatry Clinical Trial Sites, Led by Practicing Psychiatrists
Bringing top physician-investigator expertise to every Tekton site supporting mental and behavioral health research.
Through centralized guidance, the Tekton Psychiatry Team delivers world-class site performance for mood, anxiety, addiction, and behavioral health studies.
17 sites
ready to support psychiatry clinical trials
5.9 days
average activation to FPI for CNS studies
55,000+
potential participants in CNS database
Psychiatry Research Capabilities
Therapeutic Expertise
- Addiction and substance use disorders, including alcohol and opioid use disorders
- Attention-deficit/hyperactivity disorder (ADHD)
- Anxiety, including generalized and social anxiety disorders
- Bipolar disorder
- Depression, including major depressive disorder (MDD) and treatment-resistant depression (TRD)
- Obsessive-compulsive disorder (OCD)
- Post-traumatic stress disorder (PTSD)
- Schizophrenia and schizoaffective disorder in outpatient settings
- Sleep disorders and insomnia
- Conditions with psychiatric comorbidities
Specialized Assessment
- Psychedelic and psychedelic-assisted therapy models
- Devices and diagnostics
- Psychometric and rater-dependent assessments
Equipment
- Purpose-built psychedelic dosing rooms
- Extended-observation spaces
- Transcranial magnetic stimulation (TMS) capability
- Secure Schedule I and II controlled-substance storage
- On-site video electroencephalography (video EEG)
- Access to magnetic resonance imaging (MRI), computed tomography (CT), and other imaging services
- Central and local laboratory and pharmacy support
- Genomic profiling and additional specialty testing through qualified partners
Tekton Psychiatry Team Leaders
Ravi Singareddy, MD
Ravi Singareddy, MD, is a board-certified psychiatrist and sleep medicine specialist with 15+ years in practice, 10+ years in research, experience conducting 10+ CNS trials, and psychometric rater experience across mood, anxiety, sleep, and related CNS disorders.
Mona Ershadi, MD
Mona Ershadi, MD, is a board-certified adult psychiatrist, Principal Investigator at Englewood and Suffern, and Tekton Psychiatry Team leader with 15+ years of clinical experience.
Lawrence Ginsberg, MD
Lawrence D. Ginsberg, MD, is a Houston psychiatrist and Principal Investigator with 40+ years in clinical practice and experience across 100+ adult and pediatric neuroscience clinical trials.
Andrew H. Martin, MD
Andrew H. Martin, MD, is an adult psychiatrist, child and adolescent psychiatrist, and Tekton Principal Investigator with more than 20 years of clinical experience and a longstanding San Antonio practice serving children, adolescents, adults, and families.
Operational Leaders
The Site Partner Built to Simplify Your Next Psychiatry Study
Physician-led, protocol-informed site selection
Tekton pairs practicing physician-investigators with dedicated site staff and centralized operational support. Site recommendations reflect investigator experience, practice populations, referral pathways, equipment, rater access, and protocol fit.
Coordinated startup, clear ownership
Centralized regulatory, budget, and site-preparation support gives your study team a coordinated path from selection through activation. A single point of coordination helps surface risks, align sites around study requirements, and keep responsibilities clear.
Recruitment and retention support
Physician databases, referrals, community relationships, and centralized recruitment work alongside site-level follow-up to support enrollment. Clear communication, reliable scheduling, and dedicated local teams help participants stay engaged throughout the study.
Quality throughout study delivery
Quality assurance, regulatory, clinical data, and risk-management teams support protocol training, document management, source and electronic data capture review, and inspection readiness. Shared processes help sites maintain protocol adherence and protect participant safety and data integrity.
Tekton Psychiatry Team Questions & Answers
What psychiatric conditions can Tekton sites support?
Tekton evaluates studies across depression, anxiety, bipolar disorder, schizophrenia and schizoaffective disorder, post-traumatic stress disorder, obsessive-compulsive disorder, attention-deficit/hyperactivity disorder, substance use disorders, sleep disorders, and related behavioral health indications. Final site recommendations depend on the protocol, investigator experience, participant access, and site readiness.
What is the Tekton Psychiatry Team?
The Tekton Psychiatry Team is a working, investigator-led specialty group. It brings together psychiatry investigators, CNS research leaders, experienced raters, and centralized operational support to evaluate opportunities, identify right-fit sites, and support consistent study delivery.
Can Tekton support rater-dependent psychiatry protocols?
Yes. Tekton's CNS capabilities include experienced psychometric raters, rater training, scale calibration, and operational support for standardized assessments. Rater availability and protocol-specific qualifications are confirmed during feasibility.
How can Tekton support site selection for my psychiatry study?
Tekton reviews investigator experience, practice population, referral pathways, diagnostic and equipment requirements, rater access, visit burden, competing studies, and operational readiness. The result may be one specialty site or a coordinated group of psychiatry-ready locations, all working with the counsel of Tekton's Psychiatry Team.
How can I meet the Tekton Psychiatry Team leaders?
Email Ashley Nagle at .
Share a protocol, synopsis, or feasibility request with Tekton. The Psychiatry Team can review the opportunity, identify right-fit investigators and sites, and provide a practical feasibility perspective grounded in participant access and site readiness.
Even if you're in the early stages, we can introduce you to relevant investigators who can provide insight about your trial at Tekton and beyond.