John Flack, MD, MPH

Internal Medicine

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Affiliated Health Centers

John Flack is affiliated with 1 federally qualified health center location.

SIU Center for Family Medicine-Carbondale

300 W Oak St, Carbondale, IL 62901-1413

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Primary Care Services

Preventive care, chronic disease management, and routine health services for all ages.

Annual physicals

Chronic disease management

Immunizations

Preventive screenings

Acute illness care

Hypertension & diabetes management

Referral coordination

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Clinician information is sourced from the NPPES National Provider Registry (February 2026) and reflects self-reported practice locations. Individual providers may have joined or left since the last registry update.

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Internal Medicine

Providing internal medicine services at federally qualified health centers with sliding fee scale options.

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John Flack, MD, MPH

Affiliated Health Centers

Primary Care Services

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Internal Medicine

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