Lakeview Center 

Medical Staff

Backed by training and experience, Lakeview Center's physicians, psychologists and mid-level practitioners are skilled in assessing, diagnosing and treating mental illnesses and addiction disorders. Here are the details about these caring and compassionate professionals.

Psychiatrists
 

Annie Cherian, M.D.
As a psychiatrist, Dr. Cherian specializes in the medical management of disorders affecting the mind, mood and behavior. She also is the medical director for Lakeview Center.

  • Medical Education: Madras Medical College, Madras, India, and The Tamil Nadu Dr. M.G.R. Medical University, Chennai, India
  • Residency: Creedmore Psychiatry Center, Queens, New York
  • Clinical Interests: Adult Psychiatry
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Douglas H. Fraser, M.D.
As a psychiatrist, Dr. Fraser specializes in the medical management of disorders affecting the mind, mood and behavior. He sees patients at Lakeview Center's Summit Group, a specialty practice located in Jefferson Office Park on the corner of Summit Boulevard and Spanish Trail.

  • Medical Education: Jefferson Medical College , Philadelphia, Pennsylvania
  • Residency: University of South Florida College of Medicine, Department of Psychiatry and Behavioral Medicine, Tampa, Florida
  • Board Certifications: American Board of Psychiatry and Neurology; American Board of Forensic Medicine; National Board of Medical Examiners
  • Clinical Interests: Adult Psychiatry

Request an Appointment

Location: Summit Group, Jefferson Office Park, 3298 Summit Blvd., Suite 12, Pensacola, FL 32503
(corner of Spanish Trail and Summit Blvd.)- 850.469.3500

Cynthia Javellana, M.D.
As a psychiatrist, Dr. Javellana specializes in the medical management of disorders affecting the mind, mood and behavior. She sees patients at Lakeview Center's Summit Group, a specialty practice located in Jefferson Office Park on the corner of Summit Boulevard and Spanish Trail.

  • Medical Education: University of Santo Tomas, Manila, Philippines
  • Residency: Lincoln Hospital, New York Medical College, Bronx, New York
  • Professional Memberships: American Psychiatric Association; Association of Philippine Physicians

Request an Appointment

Location: Summit Group, Jefferson Office Park, 3298 Summit Blvd., Suite 12, Pensacola, FL 32503
(corner of Spanish Trail and Summit Blvd.)- 850.469.3500

Luis Lemus, M.D.
As a psychiatrist, Dr. Lemus specializes in the medical management of disorders affecting the mind, mood and behavior. He is qualified to treat both children and adults, and is a member of the Lakeview Center medical staff.

  • Medical Education: Universidad de El Salvador Faculty of Medicine, Buenos Aires, Argentina
  • Residency: Bergen Regional Medical Center Psychiatry Residency Program, Paramus, New Jersey
  • Fellowship: Child and Adolescent Psychiatry, University of Medicine and Dentistry of New Jersey, Piscataway, New Jersey
  • Board Certifications: American Board of Psychiatry and Neurology in Adult, Child and Adolescent Psychiatry
  • Professional Memberships: American Academy of Children and Adolescents Psychiatry
  • Clinical Interests: Adult, Child and Adolescent Psychiatry
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Guido Ludergnani, M.D.
As a psychiatrist, Dr. Ludergnani specializes in the medical management of disorders affecting the mind, mood and behavior. He sees patients at Lakeview Center's Melba B. Meyer Children's Services Center.

  • Medical Education: University of Modena and Reggio Emilia, Modena, Italy
  • Residency: St. Luke's-Roosevelt Hospital, New York, N.Y.; University Hospital of Columbia University, New York, N.Y.
  • Fellowship: University of Michigan Department of Child and Adolescent Psychiatry, Ann Arbor, Michigan
  • Board Certifications: Adult Psychiatry, Child Psychiatry
  • Clinical Interests: Child and Adolescent Psychiatry

Request an Appointment

Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Generoso P. Masangkay, M.D.
As a psychiatrist, Dr. Masangkay specializes in the medical management of disorders affecting the mind, mood and behavior. He is the medical director for West Florida Community Care Center, a state psychiatric hospital located in Milton and managed by Lakeview Center.

  • Medical Education: University of East, Ramon Magsaysay Memorial Medical Center, Quezon City, Philippines
  • Residency: Winnebago Mental Health Institute, Winnebago, Wisconsin
  • Board Certification: American Board of Psychiatry and Neurology
  • Clinical Interests: Adult and Adolescent Psychiatry
Location: West Florida Community Care Center, 5500 Stewart Street, Milton, FL 32570 - 850·983·5500

Scott McIntosh, M.D.
As a psychiatrist, Dr. McIntosh specializes in the medical management of disorders affecting the mind, mood and behavior. He is the director of Inpatient Services for Lakeview Center, and he is also the attending physician for Baptist Behavioral Medicine Center's Women's Unit.

  • Medical Education: Meharry Medical College, Nashville, Tennessee
  • Residency: Psychiatry, University of Oklahoma College of Medicine, Tulsa, Oklahoma
  • Board Certification: American Board of Psychiatry and Neurology
  • Clinical Interests: Schizophrenia, Bipolar and other Affective Disorders, Personality Disorders, and Chemical Dependency.
  • Professional Memberships: American Psychiatric Association; American Academy of Psychiatry and the Law
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Kaberi Samanta, M.D.
As a psychiatrist, Dr. Samanta is a physician specializing in the medical management of disorders affecting the mind, mood and behavior. She is a staff psychiatrist for Lakeview Center's Acute Stabilization Unit, an inpatient facility for adults experiencing severe mental health or substance abuse crises.

  • Medical Education: Calcutta Medical College, Calcutta, India
  • Residency: University of South Alabama, Mobile, Ala.
  • Clinical Interests: Adult Psychiatry
  • Professional Memberships: Escambia County Medical Society

Request an Appointment

Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

R. John Sarazin, M.D.
As a psychiatrist, Dr. Sarazin specializes in medical management of disorders affecting the mind, mood and behavior. He sees clients at Lakeview Center's main campus, Avalon Center and Summit Group, and is qualified to see children, adolescents and adults.

  • Medical Education: University of Zagreb, Croatia
  • Residency: Michigan State University, Grand Rapids, MI; University of South Alabama, Mobile, AL
  • Fellowship: New York Medical College, Valhalla, NY
  • Board Certifications: American Board of Psychiatry and Neurology
  • Clinical Interests: Mood Disorders, ADHD and Anxiety Disorders
  • Professional Memberships:American Academy of Child and Adolescent Psychiatry, American Psychiatric Association,
    Canadian Academy of Child and Adolescent Psychiatry and Canadian Medical Association

Request an Appointment

Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Venkata Sompalli, M.D.
As a psychiatrist, Dr. Sompalli is a physician specializing in the medical management of disorders affecting the mind, mood and behavior. He treats adults at Lakeview Center and the Baptist Hospital Behavioral Medicine Center.

  • Medical Education: Guntur Medical College, Guntur City, India
  • Residency: Mount Sinai Services at City Hospital Center, Elmhurst, N.Y.
  • Fellowship: Beth Israel Medical Center, Mount Sinai Medical School, New York, N.Y.
  • Board Certifications: American Board of Psychiatry and Neurology, Adult and General Psychiatry; Geriatric Psychiatry; Forensic Psychiatry
  • Clinical Interests: Adult Psychiatry, Geriatric Psychiatry, Addictions Psychiatry and Forensic Psychiatry
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Tanya Theriault, D.O.
As a psychiatrist, Dr. Theriault is a physician specializing in the medical management of disorders affecting mind, mood and behavior. She treats children and adolescents at Lakeview Center.

  • Medical Education: Nova Southeastern University College of Osteopathic Medicine, Fort Lauderdale, Florida
  • Residency: University of Texas Southwestern Medical Center, Dallas, Texas
  • Fellowship: University of Texas Southwestern Medical Center/Children's Medical Center, Dallas, Texas
  • Board Certification: American Board of Psychiatry and Neurology
  • Clinical Interests: Child and Adolescent Psychiatry
  • Professional Memberships: American Academy of Child and Adolescent Psychiatry; American Osteopathic Association

Request an Appointment

Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Addictionologist
Terry Ptacek, M.D.
Dr. Terry Ptacek is Lakeview Center's medical director for substance abuse services. A certified addictionologist, Dr. Ptacek treats clients at The Friary, Summit Group and the Medication Assisted Treatment Clinic of Lakeview Center. He is board certified in family practice.
  • Medical Education: University of Kansas School of Medicine, Kansas City, Kansas
  • Residency: Charleston Naval Regional Medical Center, Charleston, South Carolina
  • Additional Credentials: Certification in Addictionology by the American Society of Addiction Medicine
  • Professional Memberships: American Medical Association, Florida Medical Association
  • Clinical Interests: Addiction disorders, medication-assisted treatment of opiate addictions
  • Additional Information: Dr. Ptacek is licensed to prescribe buprenorphine, a medication marketed under the brand name, Suboxone, and proven to be effective in treating addiction to prescription pain medicines and other opium-related drugs.

Request an Appointment

Location: Summit Group, Jefferson Office Park, 3298 Summit Blvd., Suite 12, Pensacola, FL 32503
(corner of Spanish Trail and Summit Blvd.)- 850.469.3500

Suboxone Licensed

Robert A. Althar, M.D.
Dr. Althar is a retired surgeon who is experienced in wound care, hyperbaric oxygen therapy and pain management. Having longstanding ties with the medical communities in Escambia and Santa Rosa counties, Dr. Althar provides Suboxone therapy to people who are dependent on prescription pain pills and other opium-related drugs.

  • Medical Education: University of the Northeast School of Medicine, Tampico, Mexico
  • Post-Doctoral Training: Case Western Reserve, North Eastern Ohio University College of Medicine
  • Residency: Western Reserve Care System, Youngstown, Ohio
  • Board Certifications: American Board of Surgery, American College of Surgeons, American Society for Bariatric Surgery
  • Clinical Interest: Medical treatment of opioid dependencies
  • Professional Memberships: American College of Surgeons, Society of Laparoendoscopic Surgeons, Florida Medical Association, Florida Physician Association, Florida Surgical Society, American Society of General Surgeons, Pensacola Surgical Society, Santa Rosa County Medical Society and American Society for Bariatric Surgery.
Location: Summit Group, Jefferson Office Park, 3298 Summit Blvd., Suite 12, Pensacola, FL 32503
(corner of Spanish Trail and Summit Blvd.)- 850.469.3500

Terry Ptacek, M.D.
Dr. Terry Ptacek is Lakeview Center's medical director for substance abuse services. A certified addictionologist, Dr. Ptacek treats clients at The Friary, Summit Group and the Medication Assisted Treatment Clinic of Lakeview Center. He is board certified in family practice.

  • Medical Education: University of Kansas School of Medicine, Kansas City, Kansas
  • Residency: Charleston Naval Regional Medical Center, Charleston, South Carolina
  • Additional Credentials: Certification in Addictionology by the American Society of Addiction Medicine
  • Professional Memberships: American Medical Association, Florida Medical Association
  • Clinical Interests: Addiction disorders, medication-assisted treatment of opiate addictions
  • Additional Information: Dr. Ptacek is licensed to prescribe buprenorphine, a medication marketed under the brand name, Suboxone, and proven to be effective in treating addiction to prescription pain medicines and other opium-related drugs.

Request an Appointment

Location: Summit Group, Jefferson Office Park, 3298 Summit Blvd., Suite 12, Pensacola, FL 32503
(corner of Spanish Trail and Summit Blvd.)- 850.469.3500

Psychologists

David Anthony Josephs, Psy.D.
Dr. Josephs is a psychologist and clinical director of Lakeview Center. As such, he is responsible for the direction and oversight of all clinical staff and programs. His direct services include psychological evaluations, second opinions for Baker Act commitments, and continuing education presentations for clinical staff.

  • Doctoral Education: Doctor of Psychology Degree, Florida Institute of Technology
  • Internship: Austin State Hospital, Austin, Texas
  • Professional Affiliations: American Psychological Association
  • Clinical Interests: Forensics, Crisis Intervention Team (CIT) training for law enforcement
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Cheryl Ann Robatzen, Psy.D.
Dr. Robatzen is a psychologist with an extensive background in assessment and psychotherapy. She is a member of the clinical staff at Summit Group, where she specializes in psychological assessments for people seeking weight-loss surgery and other medical procedures.

  • Doctoral Education: Doctor of Psychology Degree, Argosy University (formerly Minnesota School of Professional Psychology), Eagan, Minn.
  • Internship: Florida State Hospital, Chattahoochee, Florida
  • Clinical Interests: Bariatric evaluations, pre-surgical pain intervention evaluations, and psychological testing and assessment

Locations: Summit Group, Jefferson Office Park, 3298 Summit Blvd., Suite 12, Pensacola, FL 32503
(corner of Spanish Trail and Summit Blvd.)- 850.469.3500
Lakeview Center, 1221 West Lakeview Avenue, Pensacola, Florida 32501 850·469·3552


Physician Assistants

Christina Medrano, PA-C
As a Certified Physician Assistant, Christina Medrano is licensed to perform clinical evaluations, create treatment plans, prescribe medications and monitor the effects of treatment in patients. She treats clients at Lakeview Center.

  • Professional Education:
    Master of Science, Physician Assistant Studies, University of Nebraska, Omaha
    Bachelor of Science, Physician Assistant Studies, University of Nebraska, Omaha
  • Additional Professional Training:
    Interservice Physician Assistant Program, Phase I, Fort Sam Houston, San Antonio, Texas
    Interservice Physician Assistant Program, Phase II, San Diego, California
  • U.S. Army Flight Surgeon Primary Course: Aeromedical Physician Assistant, Fort Rucker, Alabama
  • Certifications: National Commission on Certification of Physician Assistants, National Commission on Recertification of Physician Assistants
  • Professional Memberships: American Academy of Physician Assistants, Florida Academy of Physician Assistants, U.S. Army Society of Flight Surgeons, Coast Guard Chief Petty Officers Association
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3552

Advanced Registered Nurse Practitioner

Stephen Chesser, ARNP
As an Advanced Registered Nurse Practitioner specializing in psychiatry, Stephen Chesser is licensed to perform clinical evaluations, create treatment plans, prescribe medications and monitor the effects of treatment in patients. He treats children at Lakeview Center.

  • Professional Education: Master of Science in Nursing with a specialty in Family Nurse Practitioner from Vanderbilt University, Nashville, TN.
  • Awards and Honors: 2007-2008 Life Management Center of Northwest Florida Icon Award for team player and service provision.

Katrina Crane, ARNP
As an Advanced Registered Nurse Practitioner specializing in psychiatry, Katrina Crane is licensed to perform clinical evaluations, create treatment plans, prescribe medications and monitor the effects of treatment in patients. She treats adult clients at Lakeview Center.

  • Professional Education:
    Master of Science in Nursing Degree, Family Nurse Practitioner Program, University of South Alabama, Mobile, Ala.
    Bachelor of Science Degree in Nursing, University of West Florida
    Associate Degree in Nursing, Pensacola State College, Pensacola, Fla.
  • Professional Membership: Sigma Theta Tau International Honor Society of Nursing
  • Awards and Honors: 2010 Nursing Excellence Award, Baptist Hospital

Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Nancy Hart, ARNP
As an Advanced Registered Nurse Practitioner specializing in psychiatry, Nancy Hart is licensed to perform psychiatric evaluations, devise treatment plans, prescribe psychotropic medications and monitor the effects of treatment in patients. She sees clients on the main Lakeview Center campus.

  • Professional Education: Post Master's Study - University of South Alabama, Mobile, Program: Family Psychiatric Nurse Practitioner
  • Master of Science: University of South Alabama, Mobile, Program: Family Nurse Practitioner
  • Master of Science: Nova Southeastern University, Sunrise, FL, Major: Counseling Psychology
  • Bachelor of Science: Florida Atlantic University, Boca Raton, Major: Nursing/Health Care Administration
  • Additional Education: Asbury Theological Seminary, Wilmore, KY, Program: Pastoral Counseling
  • Certifications: Advanced Registered Nurse Practitioner, Certified Family Nurse Practitioner
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Kay L. Norris, PMHNP
As a Psychiatric-Mental Health Nurse Practitioner, Kay Norris is licensed to perform clinical evaluations, create treatment plans, prescribe medications and monitor the effects of treatment in patients. She has more than 25 years experience in providing behavioral health services to a variety of populations, both as a registered nurse and as a nurse practitioner. She treats clients on the main campus of Lakeview Center and provides telemedicine services to Century Clinic.

  • Professional Education:
    Master of Science in Nursing, Psychiatric-Mental Health Nurse Practitioner Program, University of Southern Mississippi
    Bachelor of Science in Nursing, Mennonite College of Nursing, Bloomington, Illinois
  • Certification: Psychiatric-Mental Health Nurse Practitioner (PMHNP), American Nurses Credentialing Center
  • Professional Membership: American Nurses Association
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500


Anna Reynolds, PMHNP
As a Psychiatric-Mental Health Nurse Practitioner, Anna Reynolds is licensed to perform clinical evaluations, create treatment plans, prescribe medications and monitor the effects of treatment in patients. Anna treats clients at West Florida Community Care Center.

  • Professional Education:
    Master of Science in Nursing, Psychiatric-Mental Health Nurse Practitioner Program, University of Florida, Gainesville, Florida
    Bachelor of Science in Nursing, University of Florida, Gainesville, Florida
  • Certifications: Psychiatric-Mental Health Nurse Practitioner (PMHNP), American Nurses Credentialing Center; Non-violent Crisis Intervention Training, Crisis Prevention Institute
  • Professional Membership: American Psychiatric Nurses Association
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Erik Sternung, ARNP, PMHNP-BC
As both an Advanced Registered Nurse Practitioner and Psychiatric-Mental Health Nurse Practitioner, Erik Sternung is licensed to perform clinical evaluations, devise treatment plans, prescribe medications and monitor the effects of treatment in patients. Also holding board certification as a Psychiatric-Mental Health Nurse Practitioner, Mr. Sternung sees clients at Avalon Center in Milton.

  • Professional Education:
    Master of Science in Nursing, University of South Alabama, Mobile, Alabama
    Bachelor of Arts in Psychology, Wake Forest University, Winston Salem, North Carolina
    Associate Degree in Nursing, Pensacola Junior College, Pensacola, Florida
  • Certifications: Advanced Registered Nurse Practitioner (ARNP); Psychiatric-Mental Health Nurse Practitioner (PMHNP)
Location: Avalon Center, 6024 Spikes Way, Milton, FL - 850·469·3500

Jennifer L. Upcraft, ARNP
As an Advanced Registered Nurse Practitioner specializing in psychiatry, Jennifer Upcraft is licensed to perform clinical evaluations, create treatment plans, prescribe medications and monitor the effects of treatment in patients. She treats adult clients at Lakeview Center.

  • Professional Education:
    Master of Science in Nursing Degree, Psychiatric Mental Health Nurse Practitioner program, Vanderbilt University, Nashville, Tenn.
    Bachelor of Science Degree in Biological Sciences and Psychology, Southern Illinois University, Carbondale, Ill.
  • Professional Membership: Sigma Theta Tau International Honor Society of Nursing
Location: Lakeview Center, 1221 West Lakeview Ave., Pensacola, FL 32501 - 850.469.3500

Mary Jane Valbracht, ARNP
As an Advanced Registered Nurse Practitioner, Mary Jane Valbracht is licensed to perform clinical evaluations, devise treatment plans, prescribe medications and monitor the effects of treatment in patients. She treats patients at West Florida Community Care Center, a state-owned psychiatric hospital operated by Lakeview Center.

  • Professional Education:
    Master of Science in Nursing, Florida State University, Tallahassee, Florida
    Bachelor of Science in Nursing, California State University, Carson, California
    Diploma in Nursing, Fanshawe College, London, Ontario, Canada
  • Certifications: Advanced Registered Nurse Practitioner (ARNP); Certified Occupational Health Nurse
  • Professional Memberships: Florida Nurses Association, American Association of Occupational Health Nurses, Sigma Theta Tau International Honor Society of Nursing
Location: West Florida Community Care Center, 5500 Stewart Street, Milton, FL 32570-4304 - 850.983.5500

Behavioral Health Services  |  1221 W. Lakeview Avenue  |  Pensacola, Florida 32501  |  (850) 469-3500
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