
Overview
Mariamou C. Sims, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with a focus on preventive services and chronic disease management. She works closely with patients to support long-term health and wellness through personalized, evidence-based care.
Dr. Sims is rated as an Experienced provider by MediFind in the treatment of Benign Paroxysmal Positional Vertigo. Her top areas of expertise are Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- INSURANCE PLAN
- PPO
- EPO
- HMO
- PPO
- MEDICARE MAPD
- OTHER MEDICARE
- INSURANCE PLAN
- MEDICARE MAPD
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE PDP
- EPO
- HMO
- PPO
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
- MEDICARE MAPD
- MEDICARE SNP
Locations
400 Skokie Blvd., Suite 405, Northbrook, IL 60062
Covenant Medical Group, LLC
Gregory Wallman is a primary care provider, practicing in Internal Medicine in Glenview, Illinois. Dr. Wallman is rated as a Distinguished provider by MediFind in the treatment of Benign Paroxysmal Positional Vertigo. His top areas of expertise are Vitamin D Deficiency, Osteoarthritis, Alzheimer's Disease, and High Cholesterol.
Endeavor Health Medical Group
Tony J. Nahhas, MD, a specialist in internal medicine at Endeavor Health, provides comprehensive care for adults with a focus on chronic disease management, aging-related conditions and preventive health. With 30 years of experience, he supports patients in managing diabetes, maintaining wellness and addressing gender-specific health needs. Dr. Nahhas speaks Arabic and English, allowing him to connect with a diverse patient population. Dr. Nahhas is rated as an Advanced provider by MediFind in the treatment of Benign Paroxysmal Positional Vertigo. His top areas of expertise are Vitamin D Deficiency, Type 2 Diabetes (T2D), Benign Paroxysmal Positional Vertigo, and Maturity Onset Diabetes of the Young.
Endeavor Health Medical Group
John M. Sultan, MD, an internal medicine physician at Endeavor Health, provides primary care for adults with an emphasis on integrative medicine. He combines conventional treatments with evidence-based complementary approaches to support patients’ overall health and long-term wellbeing. Dr. Sultan is rated as a Distinguished provider by MediFind in the treatment of Benign Paroxysmal Positional Vertigo. His top areas of expertise are Irritable Bowel Syndrome (IBS), Chronic Cough, Coronary Heart Disease, and Atrioventricular Nodal Reentrant Tachycardia (AVNRT).
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Advanced
- Familial HypertensionDr. Sims isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable Aldosteronism
- HypertensionDr. Sims isAdvanced. Learn about Hypertension.
- Experienced
- Alopecia AreataDr. Sims isExperienced. Learn about Alopecia Areata.
- AnemiaDr. Sims isExperienced. Learn about Anemia.
- AngioedemaDr. Sims isExperienced. Learn about Angioedema.
- AsthmaDr. Sims isExperienced. Learn about Asthma.
- Asthma in ChildrenDr. Sims isExperienced. Learn about Asthma in Children.
- Autosomal Recessive HypotrichosisDr. Sims isExperienced. Learn about Autosomal Recessive Hypotrichosis.


