Preventive Internal Medicine • California

Care for everyday health & complex conditions

Pennisi Medical Group provides comprehensive internal medicine care with a strong emphasis on prevention, early detection, and long-term health planning. Our services are designed to identify risk early, slow disease progression, and support patients with thoughtful, personalized medical guidance at every stage of adulthood.

Our Services

Pennisi Medical Group provides comprehensive internal medicine for adults in Stockton, California and across
the Central Valley. Our services are built around prevention, early detection, and long‑term care
so you’re supported with clarity and a plan before small issues become lifelong conditions.

PREVENTION

Cancer Screening & Early Detection

Screening saves lives but only when it’s timely, personalized, and based on your age, history, and risk factors.
CHRONIHEART + METABOLICC CARE

Cardiovascular Risk Reduction

A proactive plan for blood pressure, cholesterol, and metabolic risk  with clear targets, smart testing, and prevention-focused follow‑through.
DIAGNOSTICS

Evaluation of Unexplained Symptoms

When symptoms don’t add up, we take a thorough internal
medicine approach to connect the dots and guide the right
next-step testing.
LONG‑TERM CARE

Chronic Disease Management

Consistent, physician-led care for long-term conditions
 focused on stability, prevention of complications, and
medication optimization over time.
METABOLIC HEALTH

Diabetes & Prediabetes Care

Whether you’re preventing diabetes or managing it, we focus on measurable progress with A1C monitoring, metabolic support, and sustainable lifestyle guidance.
THE DIFFERENCE

Patient‑First, Unrushed Care

You deserve care that listens. Expect thoughtful visits, clear explanations, and a plan built with you  not rushed through you.

Care that works with the insurance you carry

We work with many major insurance providers to make access to care easier  not more complicated. If you recognize your plan here, there’s a good chance we’re already in network. Our team is always happy to help confirm coverage and guide next steps.

Based on 4,000+ reviews
20k+ customers and counting
Care Coordination & Continuity

We take the lead and coordinate your care

Regular clinical communication

We remain in contact with providers and care teams involved in your health to support continuity and shared understanding.

Family and caregiver updates

When desired, we help keep family members and caregivers informed about your status and care needs.

Connected care environments

We work closely with community staff and healthcare partners to support clear communication across settings.