Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Leszczak, Internist in Park Ridge, IL?
Dr. Jaroslaw Leszczak, MD is an Internist, who primarily practices in Park Ridge, IL with 1 additional practice location. He is board certified. Dr. Leszczak graduated from Jagiellonion University and completed his residency at St Joseph Hospital. Dr. Leszczak is fluent in English and Polish, and is currently seeing new patients. Dr. Leszczak’s practice accepts Medicare, UnitedHealthcare, Cigna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Leszczak’s office at (847) 653-8413.
What are Areas of Expertise for Dr. Leszczak?
Dr. Jaroslaw Leszczak, MD is a highly-rated, board-certified Internist known for expertly diagnosing, treating, and managing a wide array of related conditions or procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Leszczak empowers patients to confidently navigate their health journey, specializing in Primary Care, or comprehensive wellness support. Serving the Park Ridge/IL community, Dr. Leszczak is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Leszczak go to medical school and complete their residency?
Residency: St Joseph Hospital
Medical School: Coll Med- Univ Jagiellonski- Krakow- Poland | Jagiellonion University
Is Dr. Leszczak board certified as an Internist?
Yes, Dr. Jaroslaw Leszczak, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Leszczak speak?
Dr. Leszczak and their clinical team can communicate with patients in the following languages:
English
Polish
What conditions does Dr. Leszczak treat?
As an Internist, Dr. Leszczak diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Leszczak. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly.
Also known as:
- Routine Adult Health Checkup
- Health Checkup
- Adult physical exam
- Annual wellness visit for adults
- General adult medical exam
ICD-10 Codes:
- Z0000: Encounter for general adult medical examination without abnormal findings
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Type 2 Diabetes with High Blood Sugar
- Type 2 Diabetes
- Diabetes Type 2
- Hyperglycemia
- Type 2 diabetes
- Diabetic Hyperglycemia
- High Blood Glucose
- High Sugar Levels
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
ICD-10 Codes:
- E1165: Type 2 diabetes mellitus with hyperglycemia
- E119: Type 2 diabetes mellitus without complications
Also known as:
- High Cholesterol
- Cholesterol
- Hypercholesterolemia
- High blood cholesterol
- Elevated cholesterol
ICD-10 Codes:
- E7800: Pure hypercholesterolemia, unspecified
Also known as:
- Hypothyroidism
- Congenital hypothyroidism
- Hypothyroidism (Underactive Thyroid)
- Underactive Thyroid
- Low Thyroid Function
ICD-10 Codes:
- E039: Hypothyroidism, unspecified
Also known as:
- Urinary Tract Infection
- UTI
- Bladder infection
- Kidney infection
- Urine infection
ICD-10 Codes:
- N390: Urinary tract infection, site not specified
Also known as:
- Iron Deficiency Anemia
- Anemia
- Iron
- Anemia from Iron Lack
- Low Iron Anemia
- Sideropenic Anemia
ICD-10 Codes:
- D509: Iron deficiency anemia, unspecified
Also known as:
- Prediabetes
- Insulin Resistance & Prediabetes
- Borderline diabetes
- Insulin resistance
- High blood sugar (not yet diabetes)
ICD-10 Codes:
- R7303: Prediabetes
Also known as:
- Vitamin D Deficiency
- Low Vitamin D Levels
- Lack of Vitamin D
- Hypovitaminosis D
ICD-10 Codes:
- E559: Vitamin D deficiency, unspecified
Also known as:
- Atherosclerosis
- Hardening of the arteries
- Artery plaque buildup
- Arteriosclerosis
ICD-10 Codes:
- I7090: Unspecified atherosclerosis
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Heart Failure
- Systolic Heart Failure
- Congestive Heart Failure
- CHF
- Cardiac Insufficiency
- Heart Failure with Reduced Ejection Fraction
- HFrEF
- Pumping Heart Failure
ICD-10 Codes:
- I509: Heart failure, unspecified
- I5020: Unspecified systolic (congestive) heart failure
Also known as:
- Chronic Kidney Disease, Stage 3
- Chronic Kidney Disease
- Chronic Kidney Disease (CKD)
- CKD Stage 3
- Moderate Chronic Kidney Disease
ICD-10 Codes:
- N1830: Chronic kidney disease, stage 3 unspecified
Also known as:
- Obesity
- Take Charge of Your Health: A Guide for Teenagers
- Excess Weight
- Being Overweight
- High BMI
ICD-10 Codes:
- E669: Obesity, unspecified
Also known as:
- Mixed High Cholesterol and Triglycerides
- Cholesterol
- Triglycerides
- Mixed hyperlipidemia
- Combined hyperlipidemia
- High lipids
ICD-10 Codes:
- E782: Mixed hyperlipidemia
Also known as:
- Hardening of the Arteries in the Heart without Chest Pain
- Atherosclerosis
- Coronary Artery Disease
- Silent Coronary Artery Disease
- Asymptomatic Atherosclerosis
ICD-10 Codes:
- I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris
Also known as:
- Low Back Pain
- Back Pain
- Lumbago
- Lower Back Ache
- Backache
ICD-10 Codes:
- M5450: Low back pain, unspecified
Also known as:
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
Which procedures does Dr. Leszczak perform as an Internist?
As an Internist, procedures performed by Dr. Jaroslaw Leszczak may include:
- Ambulatory Care Consultation
- Annual Check Up
- Annual Physical
- Aromatherapy
- Bladder and Bowel Management
- Blood Pressure Testing
- Bowel and Bladder Management
- Certified Medical Examination for Commercial Driver / Vessel Master
For detailed information, please contact Dr. Leszczak's office.
Does Dr. Leszczak accept my insurance?
Dr. Leszczak accepts most major insurance plans. Important: Please call our office at (847) 653-8413 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Leszczak accept in Park Ridge, IL?
Dr. Leszczak in Park Ridge, IL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CVS Health (formerly Aetna)
Express Scripts
Health Care Service Corporation (HCSC)
Humana
Medicare
State of Illinois
State of Nevada
State of Tennessee
UnitedHealthcare
View All Insurances
Where is Dr. Leszczak's office located?
Dr. Jaroslaw Leszczak's Primary Practice
1550 N Northwest Hwy Ste 209
Park Ridge, IL 60068
(847) 653-8413
What is Dr. Leszczak's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Leszczak's National Provider Identifier (NPI) number is 1588606222.
What common questions do patients ask about Dr. Leszczak?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Leszczak
What is Dr. Jaroslaw Leszczak's specialty?
Dr. Leszczak is a Internist near Park Ridge, IL.
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Contact Dr. Leszczak to book an appointment today.Is this Dr. Jaroslaw Leszczak affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Leszczak is affiliated with Advocate Lutheran General Hospital which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
Where can I learn more about Internist?
Explore Internist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Jaroslaw Leszczak accepting new patients in Park Ridge, IL?
Yes, Dr. Jaroslaw Leszczak is accepting new patients at this time.
Does Dr. Jaroslaw Leszczak offer online booking?
Please contact Dr. Leszczak's office at (847) 653-8413 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Jaroslaw Leszczak?
Please contact Dr. Leszczak's office at (847) 653-8413 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Jaroslaw Leszczak have?
Dr. Jaroslaw Leszczak is certified by the American Board of Internal Medicine.
Other Internist Near Park Ridge, IL
Accepting patientsDr. Eric Pales, MD is an Internist, who primarily practices in Park Ridge, IL. He is board certified.
Park Ridge, IL
GS
Internist
Accepting patientsDr. Guadalupe Sitjar, MD is an Internist, who primarily practices in Park Ridge, IL with 2 additional practice locations.
Park Ridge, IL
AD
Neurologist
Accepting patientsDr. Ahmad Daif is a Neurologist, who primarily practices in Park Ridge, IL with 2 additional practice locations.
Park Ridge, IL