
Overview
Jacek Zajac is an Endocrinologist in Lombard, Illinois. Dr. Zajac is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. His top areas of expertise are Maturity Onset Diabetes of the Young, Type 2 Diabetes (T2D), Thyroid Storm, Triple A Syndrome, and Ureteroscopy.
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
- HMO
- INSURANCE PLAN
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- MEDICARE MAPD
- OTHER MEDICARE
- EPO
- HMO
- POS
- PPO
- 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
- PPO
- HMO
- INDEMNITY
- 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
- EPO
- HMO
- PPO
- OTHER COMMERCIAL
- PPO
- 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
2500 S Highland Ave, Lombard, IL 60148
Additional Areas of Focus
Dr. Zajac has provided the following conditions as areas of focus. Please note that we may not have enough data to validate their experience in some of these conditions.
Gn Endocrinology Ltd
Amer Kassar is an Endocrinologist in Munster, Indiana. Dr. Kassar is rated as a Distinguished provider by MediFind in the treatment of Hyperthyroidism. His top areas of expertise are Hypothyroidism, Obesity in Children, Thyroid Nodule, and Type 2 Diabetes (T2D).
The University Of Chicago Medical Center
Samuel Refetoff is an Endocrinologist in Chicago, Illinois. Dr. Refetoff is rated as a Distinguished provider by MediFind in the treatment of Hyperthyroidism. His top areas of expertise are Hypothyroidism, Allan-Herndon-Dudley Syndrome, Congenital Hypothyroidism, and Generalized Resistance to Thyroid Hormone. Dr. Refetoff is currently accepting new patients.
Central Dupage Physician Group
Adam Stein is an Endocrinologist in Wheaton, Illinois. Dr. Stein is rated as an Advanced provider by MediFind in the treatment of Hyperthyroidism. His top areas of expertise are Obesity in Children, Hyperthyroidism, Hypothyroidism, and Peripheral Neuropathy.
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
- Distinguished
- Maturity Onset Diabetes of the YoungDr. Zajac isDistinguished. Learn about Maturity Onset Diabetes of the Young.
- Advanced
- Familial Glucocorticoid Deficiency
- Glucocorticoid ResistanceDr. Zajac isAdvanced. Learn about Glucocorticoid Resistance.
- Graves DiseaseDr. Zajac isAdvanced. Learn about Graves Disease.
- HyperthyroidismDr. Zajac isAdvanced. Learn about Hyperthyroidism.
- HypoaldosteronismDr. Zajac isAdvanced. Learn about Hypoaldosteronism.
- HypothyroidismDr. Zajac isAdvanced. Learn about Hypothyroidism.
- Experienced
- Abdominal Obesity Metabolic SyndromeDr. Zajac isExperienced. Learn about Abdominal Obesity Metabolic Syndrome.
- Addison's DiseaseDr. Zajac isExperienced. Learn about Addison's Disease.
- Alopecia AreataDr. Zajac isExperienced. Learn about Alopecia Areata.
- Anaplastic Thyroid CancerDr. Zajac isExperienced. Learn about Anaplastic Thyroid Cancer.
- Autosomal Recessive HypotrichosisDr. Zajac isExperienced. Learn about Autosomal Recessive Hypotrichosis.
- Cytochrome C Oxidase DeficiencyDr. Zajac isExperienced. Learn about Cytochrome C Oxidase Deficiency.

