Name: Dr. Gretchen A. Lewis
Specialty: Family Medicine
Qualification/Board Certification: Doctor of Osteopathic Medicine, Family Medicine Residency Training
Affiliation(s): Mercy Services Iowa City, Inc.
Locations: Iowa City, Iowa
Languages Spoken: English
Accepting New Patients: Not listed in the provided profile
NPI Number: 1881856268
About the Doctor
Dr. Gretchen A. Lewis is a highly regarded family medicine physician practicing in Iowa City, Iowa. She earned her medical degree from Des Moines University College of Osteopathic Medicine and completed her Family Medicine residency at Genesis Health System (Quad Cities) from 2007 to 2011. With between 11 to 20 years of clinical experience, Dr. Lewis brings a well-rounded and patient-centered approach to primary care for patients of all ages.
As a Doctor of Osteopathic Medicine, Dr. Lewis combines conventional medical treatment with a holistic perspective, focusing on the overall well-being of her patients rather than simply addressing individual symptoms. She practices under Mercy Services Iowa City, Inc., where she works alongside a team of experienced family medicine providers. Her subspecialty is in General Family Medicine, covering a broad spectrum of health needs from preventive care and routine checkups to chronic disease management and acute illness treatment.
Dr. Lewis has earned an outstanding reputation among her patients, achieving a perfect 5-star rating based on 20 reviews and receiving the Patients’ Top Choice award. She is consistently recognized for making time for patients, listening attentively, clearly explaining health information, performing thorough examinations, and demonstrating exceptional bedside manner — qualities that set her apart as a trusted and compassionate primary care provider.
Key Highlights:
- Doctor of Osteopathic Medicine with 11–20 years of experience
- Specializes in General Family Medicine
- Perfect 5-star patient rating across 20 reviews
- Patients’ Top Choice award recipient
- Recognized for thorough exams, clear communication, and attentive care
- Affiliated with Mercy Services Iowa City, Inc.
- Accepts Iowa State Medicaid
Education & Training
- Medical School: Des Moines University College of Osteopathic Medicine
- Residency: Genesis Health System (Quad Cities) — Family Medicine, 2007–2011
- Fellowship/Additional Training: Not listed in the provided profile
Medical Conditions Treated
As a family medicine physician, Dr. Lewis provides care for a wide range of acute and chronic health conditions affecting patients across all age groups. Common conditions she treats include:
- Hypertension and high blood pressure
- Type 1 and Type 2 diabetes
- High cholesterol and lipid disorders
- Allergies and allergic reactions
- Asthma and respiratory conditions
- Ear infections and common ENT concerns
- Skin conditions and dermatological concerns
- Gastrointestinal issues and digestive complaints
- Anxiety, depression, and behavioral health concerns
- Thyroid and hormonal disorders
- Preventive health and wellness concerns
- Common acute illnesses such as cold, flu, and infections
Medical Procedures Performed
Dr. Lewis provides a variety of clinical procedures and health services as part of her comprehensive family medicine practice, including:
- Physical examinations and wellness assessments
- Preventive health screenings
- Chronic disease monitoring and management
- Vaccination and immunization administration
- In-office diagnostic evaluations
- Blood pressure and glucose monitoring
- Basic in-office laboratory testing
- Women’s health screenings and evaluations
- School, sports, and employment physicals
- Specialist referrals and care coordination
Services Offered
Dr. Lewis offers a full range of family medicine services designed to support the long-term health and wellness of her patients from childhood through adulthood. Her care philosophy is rooted in the osteopathic tradition, which emphasizes treating the whole person — physically, mentally, and emotionally — rather than focusing solely on isolated symptoms or conditions. This approach allows her to provide more personalized and thorough care that addresses the root causes of health concerns.
Her preventive care services include annual wellness exams, routine physical evaluations, immunizations, and age-appropriate health screenings that help patients stay ahead of potential health issues. For patients living with chronic conditions such as diabetes, hypertension, or high cholesterol, Dr. Lewis offers ongoing disease management programs that combine medication oversight, lifestyle counseling, and regular health monitoring to support better long-term outcomes.
Dr. Lewis also handles urgent sick visits for acute illnesses and minor injuries, ensuring patients receive prompt and effective care when they need it most. Her exceptional communication skills and thorough examination approach make her particularly effective at educating patients and families about their health, helping them make informed decisions and take an active role in their own wellness journey.
Services offered include:
- Routine well-patient checkups and annual physicals
- Preventive care and health risk assessments
- Chronic disease management (diabetes, hypertension, cholesterol)
- Acute and urgent sick visits
- Vaccination and immunization services
- School, sports, and employment physicals
- Women’s health evaluations and screenings
- Behavioral and mental health support
- Diagnostic screenings and lab test coordination
- Patient education and lifestyle counseling
- Specialist referrals and care coordination
- Online appointment booking
Accepted Insurances
Dr. Lewis accepts the following insurance plan. Patients are encouraged to contact the office directly to verify coverage before scheduling an appointment.
- IA State Medicaid (Medicaid)
Practice Locations
Location 1 Address: 269 N 1st Ave, Iowa City, IA 52245
Phone: (319) 351-6852
Location 2: Not listed in the provided profile
Hospital Affiliations
- Mercy Services Iowa City, Inc. — Iowa City, IA

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