Meet Dr. Pedro Guimares M.D.

Board Certified Psychiatrist in Arroyo Grande, CA
  • He has a M.D. degree and Ph.D. (Neurophysiology)

  • Has dedicated over 40 years  of study in Neuro Science

  • Is Board Certified by the American Academy of Neurology and Psychiatry

  • In Recognition of Significant Contributions to Psychiatry Dr. Guimaraes was in 2012 elected to be a Fellow by The American Psychiatric Association

  • Was born in  Brazil and before he came to US he was Associate Professor in Rio de Janeiro; He has been living in US for over 32 years and is a citizen

  • Was Postdoctoral Associate, Department of Neurosurgery, Yale University

  • Has done his Residency in  Psychiatry at the Medical College of Pennsylvania and Yale University Medical School

  • Was Instructor at the Department of Psychiatry, Yale University

  • Clinical Associate Professor at the Department of Psychiatry, University of Vermont and

  • Clinical Assistant  Professor at the Department of Psychiatry, University of Massachusetts

  • He was Medical Director at the Department of Psychiatry, Penobscot Bay Medical Center, Rockport, Maine,

  • Medical Director for the Inpatient Services at the Department of Psychiatry, Maine Medical Center, Portland, Maine, and

  • Attending Psychiatrist, UMass Memorial Medical Group, MA,

  • Has worked as a Psychiatrist in New Zealand, Australia and Germany.

Central Coast Behavioral Health

Meet Our Team

Meet The Team

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Dr. Donald A. Balun -Psychiatrist

Dr. Donald A. Balun, Jr. is a board-certified Adult Psychiatrist with Child and Adolescent training. Originally from Fresno, California, he received his B.S. Degree in Business Administration from California State University Fresno. After graduating from CSUF, he worked in bank management but soon realized that banking was not his passion. He and his family moved to the East Coast to realize his life-long dream of attending medical school. Dr. 

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Anthony Whall -PA - Assistant Clinical Director

Anthony Whall PA-C received his Master's in Medical Science from Nova Southeastern University and has provided psychiatric care in hospitals, in outpatient private practice, and for the Veteran's Administration.  Mr. Whall treats a wide variety of psychiatric conditions, with special interest in substance abuse, depression, and bipolar disorders. Mr. Whall is a member of the Neuroscience Educational Institute, The American Society of Addiction Medicine, and The Psychopharmacology Institute, with a dedication to staying abreast of the latest research and developments in the treatment of psychiatric disorders. Having recently relocated to the Central Coast with his family from West Palm Beach, Florida, Mr. Whall is thrilled to be able to pursue his passion for all things outdoors including motorcycling, mountain biking, hiking, and camping.

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Raquel Ruggiero, PMHNP

Raquel received her Doctor of Nursing practice degree from Loma Linda University. she also earned her BSN from Azusa Pacific University. She worked at a level two trauma hospital in the emergency room for nearly 10 years as both a trauma and psychiatric nurse. She loves to spend time with her family and three dogs. Raquel enjoys photography, botany, and baking.

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Lester Willis- PMHNP

Lester Willis is a Board-Certified Psychiatric Nurse Practitioner.  He obtained his DNP/PMHNP degree from Brandman University in Irvine, California in 2019.   He specializes in depression, anxiety, mood disorders, and psychotic disorders.  Prior to obtaining his PMHNP, he was an RN in the field of mental health for over 20 years.  He is a proponent of evidence-based care who believes that the patient is the most important member of the healthcare team.  He recently relocated to Katy, Texas, where he enjoys outdoor activities and spending time with his family.

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Dr. Grant Meredith -Psychiatrist

Dr. Grant Meredith grew up in Fayetteville, Arkansas surrounded by the Ozark mountains. Before discovering his passion for the mind and human behavior; he worked in building automation, traveled to Sonoma County to work at an auto racing school, and became a licensed massage therapist.  After returning to Fayetteville, he earned his B.S. in Biochemistry at the University of Arkansas, followed by receiving his Medical Degree at the University of Arkansas for Medical Sciences in Little Rock, AR.  He then attended Psychiatry residency in Corvallis, Oregon at Good Samaritan Hospital. At the end of his residency he worked as a Staff Inpatient Psychiatrist for Ventura County, then Humboldt County, California.  He continues to stay on the pulse of ongoing research and evidence based treatments in the field of Psychiatry. 

The psychiatric care Dr. Meredith provides is influenced by a lifetime spent in the great outdoors. "I believe strongly that discovering or expanding our physical, spiritual, and emotional connection to the natural world is core to our personal journey to happiness." Dr. Meredith is an avid surfer, mountain biker, and wilderness explorer. 

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Abera Tesfaye, PMHNP

Abera a Psychiatric Mental Health Nurse Practitioner. He graduated in master’s degree from University of Maryville. He earned a BSN from Cal State Dominguez Hills. Graduated from Santa Barbara City College in Nursing. Worked in a local psychiatric hospital for more than 9 years as a psychiatric nurse. Loves to spend time with family, to explore outdoors and jogging.

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Craig Fisher, PA-C

Craig received his Master's in Medical Science from Nova Southeastern University and has provided psychiatric care in hospitals in New York, Los Angeles, and Northern California.  Mr. Fisher treats a wide variety of psychiatric conditions, with special interest in personality disorders, depression, and bipolar disorders. Mr. Fisher is a member of the Neuroscience Educational Institute with a dedication to staying abreast of the latest research and developments in the treatment of psychiatric disorders. Having recently relocated to the Central Coast from New York, Mr. Fisher is thrilled to be able to pursue his passion for all things outdoors including motorcycling, mountain biking, rock climbing, and surfing.

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Amy Carabay- Office Manager

Amy was born and raised in the Central Valley. She relocated to the Central Coast in 2017 with her family. She has over 5+ years of Office Management experience working in the medical industry. Amy enjoys going to the beach, traveling, and spending quality time with her loved ones.

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Carrie Kieta- Biller/Office Administrator

Carrie was born and raised in California. She earned her Bachelor's degree in Business Management and certification in Medical billing. She enjoys spending time with her two boys and taking care of her horses.

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Viri Carrasco -Support Staff

Viri has been working as an office assistant for a couple of years now. She loves what she does and enjoys helping her patients with forms and paperwork. On her spare time she loves to play with her dog Simba and take him out for walks.

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Dora Stajic- Scheduling / New Patient Coordinator

Dora Stajic has worked in the medical field for one year. She enjoys helping patients. On her spare time, she loves spending quality time with her loved ones.

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Julie Monser- Front Office Staff

Julie has worked in the medical field for over 40 years and enjoys helping patients.  When not spending time with her husband and son, she enjoys trail riding and working with her horse.  She is the south county director for HEET, The Horse Emergency Evacuation Team of San Luis Obispo and is a first responder for assisting large animals out of emergencies.

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Luz Aguilar- MA

Luz has worked in the Medical industry for over 2 years. She enjoys helping patient’s and loves to spend time with her family.