Summary

Dr. William M. Gillespie is a board-certified psychiatrist whose UCLA MD and Ph.D. in Molecular Biology lay the foundation for a uniquely integrated approach to mental health care. After serving as Chief Resident of Outpatient Psychiatry during his internship in Internal Medicine and his Psychiatry residency at UCLA, he honed his expertise in a wide scope of mental illnesses. He has maintained a thriving private practice at William Gillespie and Associates, Inc. since 1996, seamlessly blending outpatient psychotherapy with cutting-edge psychopharmacology.

Dr. Gillespie offers expert care in areas including, but not limited to...

  • Mood Disorders
  • Bipolar and Unipolar Disorders
  • Eating Disorders
  • Psychodynamic Therapies
  • Adult and Child Deficit Disorders
  • Depression
  • Anxiety 

Certified by the National Board of Medical Examiners (Parts I, II, & III) and the American Board of Psychiatry and Neurology, Dr. Gillespie has also authored multiple peer-reviewed publications that reflect his commitment to advancing behavioral health research. At William Gillespie and Associates, Inc., his team of board-certified physicians and psychologists offers a full spectrum of psychiatric services, from comprehensive assessments and individualized medication management to group and family therapy. Known for his compassionate, patient-centered care and data-driven treatment plans, Dr. Gillespie offers “care you can count on” for patients and their loved ones seeking expert psychiatric support.

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Office Location

William Gillespie and Associates, Inc.

510 S Grand Ave Ste 200Glendora, CA 91741
Mon9:30 am - 5:00 pm
Tue9:30 am - 5:00 pm
Wed9:30 am - 5:00 pm
Thu9:30 am - 5:00 pm
Fri9:30 am - 5:00 pm
SatClosed
SunClosed

Quick Facts

  • accepting new patients
  • 3.1
  • 33 years of experience
  • 70 insurance plans accepted
  • speaks English, Spanish
  • David Geffen School Of Medicine At Ucla
  • 17 written reviews
  • 1 specialty
  • 13 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Flexible scheduling

Insurance Plans Accepted by Dr. William Milton Gillespie

  • Aetna
  • Aetna - HMO
  • Affinity Health Plan
  • Alameda Alliance for Health
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • AlphaCare
  • AltaMed Senior BuenaCare (PACE)
  • Ambetter - Medicare (Advantage HMO)
  • AmeriHealth
  • Anthem Blue Cross
  • Anthem Blue Cross - HMO
  • ATRIO Health Plans
  • AvMed
  • Blue Cross Blue Shield of Illinois
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • BLUE CROSS of CALIFORNIA - PPO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • Brand New Day
  • Bright Health
  • CalOptima
  • CareFirst Blue Cross Blue Shield
  • CareMore
  • CDPHP
  • CenCal Health
  • Cigna
  • Fidelis Care (NY)
  • Florida Blue: Blue Cross Blue Shield of Florida
  • Hawaii Medical Service Association (HMSA)
  • Health Alliance
  • Health Net
  • Health Net - HMO
  • HealthPartners
  • HealthScope Benefits
  • HealthSmart
  • Humana
  • Humana - HMO
  • Imperial Health Plan of California
  • Inland Empire Health Plan
  • Kaiser Permanente
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicaid (Managed)
  • L.A. Care Health Plan - Medicare (Advantage HMO)
  • Magellan Health
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - HMO
  • Molina Healthcare - Medicaid (Managed)
  • Molina Healthcare - Medicare (Advantage HMO)
  • Nippon Life Benefits
  • Optum Health
  • Oscar Health Insurance
  • Priority Health
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • SelectHealth
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UPMC Health Plan
  • Wellcare
  • Wellcare - HMO

Medical Specialties

Dr. William Milton Gillespie has the following specialty

Specialty Expertise

Dr. William Milton Gillespie has the following 13 areas of expertise

  • Attention Deficit Disorder (ADD) / Attention Deficit Hyperactivity Disorder (ADHD)
  • Attention-Deficit/Hyperactivity Disorder (ADHD)
  • Bipolar Disorder
  • Clinical Depression
  • Depression
  • Depressive Disorder
  • Insomnia
  • Manic Depressive Disorder
  • Mental Illness
  • Mood Disorders
  • Personality Disorder
  • Schizophrenia
  • Sleep Disorders

Certifications, License, & Education

33 Years Experience

EDUCATION & TRAINING

Medical School

David Geffen School Of Medicine At UclaGraduated in 1993

Frequently Asked Questions

Is Dr. William Gillespie accepting new patients?
Dr. William Gillespie is accepting new patients on Vitals. View Dr. William Gillespie's profile on Vitals to make an appointment.
Where is Dr. William Gillespie's office located?
Dr. William Gillespie's office is located at 510 S Grand Ave Ste 200, Glendora, CA, 91741.
What languages does Dr. William Gillespie speak?
Dr. William Gillespie speaks English and Spanish.
Does Dr. William Gillespie accept virtual/telehealth appointments?
Dr. William Gillespie has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. William Gillespie affiliated with?
Dr. William Gillespie is affiliated with Aurora Charter Oak Hospital.

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