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FIMI

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Comprehensive Care for a Healthier Tomorrow

About Florida
Internal Medicine Institute

FIMI is dedicated to delivering integrated metabolic, endocrine, and primary care services. We focus on long-term disease prevention and management using modern medical technology and a patient-first approach.

About FIMI

Comprehensive Care.
Built Around You.

Florida Internal Medicine Institute (FIMI) is dedicated to delivering integrated metabolic, endocrine, and primary care services. We focus on long-term disease prevention and management using modern medical technology and a patient-first approach.

Our team is committed to building long-term relationships with our patients, addressing their immediate health needs, and supporting them through every stage of their health journey.

Physician-Led Care

Experienced providers focused on your long-term health.

Comprehensive Services

Integrated internal medicine and endocrinology care under one roof.

4 Locations in Florida

Convenient access to quality care across our communities.

Patient-Centered Approach

Personalized care with a commitment to your well-being.

Our Care Philosophy

Guided by Compassion.
Focused on Better Outcomes.

At Florida Internal Medicine Institute, our care philosophy is centered on compassionate relationships, evidence-based medicine, and personalized support for every patient. We strive to deliver thoughtful care that helps individuals prevent, manage, and better understand long-term health conditions.

Our Mission

To provide compassionate, evidence-based, and personalized healthcare.

Our Vision

To become a leading center for diabetes and metabolic care in Florida.

Our Leadership

Meet the Leaders Behind FIMI

Our team includes experienced physicians committed to evidence-based care,
personalized treatment, and long-term patient wellness.

Dr. Haseebuddin Ahmed, M.D., M.H.A.

Primary Care Physician | Family Medicine

Experienced physician with a strong background in primary care, clinical leadership, and comprehensive patient care.

Dr. Sajid Khan, MD

Internal Medicine & Endocrine Care

Dedicated to personalized care, chronic disease management, preventive medicine, and hormone health.

Dr. Josef James Karl Vesely, M.D.

Endocrinology | Diabetes & Metabolism

Board-certified specialist focused on endocrine disorders, diabetes management, and metabolic health.

Why Choose FIMI

A Higher Standard of Care.

We combine experience, technology, and a patient-centered approach to deliver
better health outcomes.

Advanced Diabetes Technology Expertise

Utilizing the latest technology for better monitoring and care.

Personalized Care Plans

Treatment tailored to your unique health needs.

Multidisciplinary Approach

A collaborative team for comprehensive care.

Focus on Prevention and Long-Term Outcomes

Helping you stay healthier for years to come.

Convenient Access in Ocala and Surrounding Areas

Quality care close to home.

Services

Comprehensive Care, All in One Place

From preventive care to chronic disease management, FIMI provides comprehensive
internal medicine services to help you live a healthier, fuller life.

Our Doctors

Experienced Physicians. Compassionate Care.

Our team includes experienced physicians, nurse practitioners, and diabetes care specialists
committed to excellence in patient care.

Dr. Sajid Khan, MD

Internal Medicine & Endocrinology

Diabetes Care

Hormone Health

Internal Medicine

Dr. Haseebudin Ahmed, MD

Internal Medicine

Primary Care

Chronic Disease Management

Preventive Care

Dr. Joseph Vesley, MD

Internal Medicine

Cardiovascular Risk Management

Preventive Care

Comprehensive Internal Medicine

Amanda Roberts, APRN

Nurse Practitioner

Patient Education

Diabetes Management

Chronic Care Support

Our Locations

Care Close to Home.

With 4 convenient locations across Florida, FIMI makes it easy to access high-quality internal medicine and endocrinology care.

Ocala

4840 SW 62nd Court,
Ocala, FL 34474

Ocala

1718 SW 17th Street,
Ocala, FL 34471

Port St. John

6365 N US Highway 1,
Port St. John, FL 32927

Lakeland

4325 Lakeland Highlands Road,
Lakeland, FL 33813

Insurance Plans We Accept

Quality Care. More Access.

FIMI accepts a wide range of insurance plans, including Medicare, Medicaid and most
major commercial insurance providers. If you’re unsure about your coverage, our team can help.

Medicare & Medicaid Accepted

Comprehensive care for eligible patients.

Most Major Insurance Plans

Including commercial and employer plans.

Our Team Can Help

Verify your coverage and answer your questions.

Focus on Your Health

We handle the insurance process, so you can focus on what matters most.

Patient Testimonials

Real People. Real Experiences.

Hear from our patients about their experience with FIMI and the care they’ve received
from our dedicated team.

Mary S.
★★★★★
Ocala, FL
“Dr. Khan and his team are wonderful. They take the time to listen, explain everything clearly, and truly care about their patients. I always feel comfortable and well looked after.”
James T.
★★★★★
Port St. John, FL
“The staff is professional, friendly, and efficient. I’ve been coming to FIMI for my diabetes care, and they’ve helped me make real progress. Highly recommend their services!”
Linda P.
★★★★★
Lakeland, FL
“I appreciate how thorough and compassionate Dr. Ahmed is. He takes time to answer my questions and creates a care plan that works for me. Excellent experience every visit.”
Robert K.
★★★★★
Ocala, FL
“The providers at FIMI are knowledgeable, caring, and always make me feel valued. The office is well organized and the wait times are minimal. I’m very happy with my care.”
Take the Next Step

Your Health Deserves
Expert Care.

Schedule your appointment with FIMI today and get personalized care from our trusted team.