About
Leslie A. D. F. in San Francisco. He earned his medical degree from the University of Iowa College of Medicine. The American Board of Internal Medicine has board-certified him in his specialty.
Dr. Squires has practiced privately for over 20 years and holds an affiliation with Sutter/CPMC Medical Center. He serves as a founding member and preferred provider with Brown and Toland Medical Group, IPA. His clinical work covers primary care, hypertension, diabetes, cancer screening, and STD treatment. HIV care holds a particular place in his practice. From 1991 to 1993, he served as a Clinical Instructor of Medicine for UCSF at San Francisco General Hospital's Ward 86, participating in clinical trials during the height of the AIDS epidemic. For the past two decades, he has followed his own cohort of HIV patients, guiding each one toward the treatment regimen best suited to their long-term health. He has built close working relationships with many of San Francisco's leading specialists, giving his patients strong referral options when they need them.
Education & Training
Medical School
University of Iowa College of Medicine
Residency
Residency in Internal Medicine at Saint Mary's Hospital and Medical Center and UCSF in San Francisco
Additional Training
Clinical Instructor of Medicine for UCSF at San Francisco General Hospital's Ward 86 (1991-1993)
Certifications
Conditions Treated
Who is Dr. Squires right for?
Dr. Squires is a strong fit for adults in San Francisco seeking a long-term primary care relationship. Patients managing chronic conditions like hypertension or diabetes benefit from his focused, hands-on approach. He is particularly well-suited for individuals living with HIV who want continuous, expert guidance from a physician with deep experience in the field. Adults who value direct access to their doctor, including after-hours and house call availability, will find his practice a natural match.
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Frequently Asked Questions
Dr. Squires treats a broad range of adult conditions, including hypertension, diabetes, and HIV. He also provides cancer screening, STD treatment, and comprehensive primary care. His preventive focus means he works with patients proactively, not just when illness arises.
Yes, the American Board of Internal Medicine has certified Dr. Squires in his specialty. He earned his medical degree from the University of Iowa College of Medicine and completed his residency at Saint Mary's Hospital and Medical Center and UCSF in San Francisco.
Dr. Squires brings decades of direct HIV care experience to his patients. From 1991 to 1993, he served as a Clinical Instructor of Medicine for UCSF at San Francisco General Hospital's Ward 86, participating in clinical trials during the AIDS epidemic. For over 20 years, he has maintained his own cohort of HIV patients and tailors each treatment plan to their long-term health.
Yes, Dr. Squires provides his personal cell phone number to all members. The practice also handles after-hours and weekend appointments, house calls, and remote video visits through the Spruce App.
Yes, Dr. Squires makes house calls for his members. He also offers remote video visits through the Spruce App for patients who prefer to connect from home.
Dr. Squires earned his medical degree from the University of Iowa College of Medicine. He completed his residency in internal medicine at Saint Mary's Hospital and Medical Center and UCSF in San Francisco. Early in his career, he also served as a Clinical Instructor of Medicine for UCSF at San Francisco General Hospital's Ward 86.
Dr. Squires has built close working relationships with many of San Francisco's leading specialists over his 20-plus years in practice. He serves as a founding member and preferred provider with Brown and Toland Medical Group, IPA, which strengthens referral options for his patients.
Dr. Squires has practiced privately for over 20 years. He launched MD LTD around 2003, making him one of San Francisco's earliest concierge medicine pioneers. He holds a hospital affiliation with Sutter/CPMC Medical Center.
Doctor profile last updated March 21, 2026