DG
27 Years of Experience
Accepting patients
Online booking
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Grzegorek, Internist in Willowbrook, IL?
Dr. Daniel Grzegorek, DO is an Internist, who primarily practices in Willowbrook, IL with 2 additional practice locations. He has been practicing for over 27 years and is board certified by the American Board of Internal Medicine. Dr. Grzegorek graduated from Chicago College of Osteopathic Medicine of Midwestern University and completed his residency at Advocate Lutheran Gen Hosp, Internal Medicine; Chicago Osteo Hosps & M C, Other Specialty. Dr. Grzegorek is fluent in English, and is currently seeing new patients. Dr. Grzegorek’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Grzegorek’s office at (630) 325-4049.
Where did Dr. Grzegorek go to medical school and complete their residency?
Residency: Advocate Lutheran Gen Hosp, Internal Medicine; Chicago Osteo Hosps & M C, Other Specialty | Lutheran General Hospital | SCS/MSUCOM/Michigan St U/Col of Osteo Med Program
Medical School: Chicago College of Osteopathic Medicine of Midwestern University
Is Dr. Grzegorek board certified in Internist?
Yes, Dr. Daniel Grzegorek, DO is board certified by the American Board of Internal Medicine
What languages does Dr. Grzegorek speak?
Dr. Grzegorek and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Grzegorek treat?
As a Internist, Dr. Grzegorek 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. Grzegorek. 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:
- Cerebral Atherosclerosis
- Brain Disease
- Hardening of Brain Arteries
- Brain Artery Plaque
- Cerebral Artery Disease
- Brain Blood Vessel Hardening
ICD-10 Codes:
- I672: Cerebral atherosclerosis
Also known as:
- Alzheimer's Disease
- Late-Onset Alzheimer's Disease
- Alzheimer's Disease Fact Sheet
- AD', 'Alzheimer's Dementia
- Memory Loss Disease
- Sporadic Alzheimer's', 'Alzheimer's in Older Adults
ICD-10 Codes:
- G309: Alzheimer's disease, unspecified
- G301: Alzheimer's disease with late onset
Also known as:
- High Blood Pressure Heart and Kidney Disease with Heart Failure
- Chronic Kidney Disease
- Heart Failure
- High Blood Pressure
- Hypertensive Cardiorenal Syndrome
- Heart and Kidney Failure from High Blood Pressure
ICD-10 Codes:
- I130: Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease
Also known as:
- Parkinson's Disease without Involuntary Movements
- Parkinson's Disease
- Early Parkinson's', 'Non-dyskinetic Parkinsonism', 'Stable Parkinson's Disease
ICD-10 Codes:
- G20A1: Parkinson's disease without dyskinesia, without mention of fluctuations
Also known as:
- Brain Blood Vessel Disease
- Metabolic Brain Disorder
- Brain Disease
- Cerebrovascular Disorder
- Brain Circulation Problem
- Brain Vascular Disease
- Metabolic Encephalopathy
- Brain Dysfunction from Metabolism
ICD-10 Codes:
- I679: Cerebrovascular disease, unspecified
- G9341: Metabolic encephalopathy
Also known as:
- Acute Respiratory Failure with Low Oxygen
- Respiratory Failure
- Sudden lung failure with low oxygen
- Hypoxic respiratory failure
- Acute breathing failure with hypoxia
ICD-10 Codes:
- J9601: Acute respiratory failure with hypoxia
Also known as:
- High Blood Pressure Heart Disease with Heart Failure
- Heart Failure
- High Blood Pressure
- Hypertensive Heart Failure
- High Blood Pressure Causing Heart Failure
ICD-10 Codes:
- I110: Hypertensive heart disease with heart failure
Also known as:
- Sepsis
- Blood Poisoning
- Septicemia
- Systemic Bacterial Infection
ICD-10 Codes:
- A419: Sepsis, unspecified organism
Also known as:
- Lung Cancer
- Bronchial cancer
- Malignant neoplasm of lung
- Pulmonary cancer
ICD-10 Codes:
- C3490: Malignant neoplasm of unspecified part of unspecified bronchus or lung
Also known as:
- COPD
- Chronic Obstructive Pulmonary Disease
- Chronic Lung Disease
- Emphysema and Chronic Bronchitis
ICD-10 Codes:
- J449: Chronic obstructive pulmonary disease, unspecified
Also known as:
- One-Sided Weakness or Paralysis After Ischemic Stroke
- Paralysis
- Stroke
- Post-ischemic stroke hemiplegia
- Partial paralysis from ischemic stroke
- Ischemic stroke-related body weakness
- Hemiparesis after brain infarction
ICD-10 Codes:
- I69351: Hemiplegia and hemiparesis following cerebral infarction affecting right dominant side
Also known as:
- Colorectal Cancer
- Colon cancer
- Rectal cancer
- Bowel cancer
- Malignant neoplasm of colon
ICD-10 Codes:
- C189: Malignant neoplasm of colon, unspecified
Also known as:
- Pancreatic Cancer
- Pancreas Cancer
- Malignant Pancreatic Tumor
- Pancreatic Carcinoma
ICD-10 Codes:
- C259: Malignant neoplasm of pancreas, 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:
- Prostate Cancer
- Prostate Cancer Treatment (PDQ®)
- Prostatic Carcinoma
- Prostate Gland Cancer
- Malignant Prostate Tumor
ICD-10 Codes:
- C61: Malignant neoplasm of prostate
Also known as:
- Severe Malnutrition
- Malnutrition
- Severe Protein-Energy Malnutrition
- Starvation
- Kwashiorkor
- Marasmus
ICD-10 Codes:
- E43: Unspecified severe protein-calorie malnutrition
Also known as:
- Primary Cancer (Unspecified Site)
- Cancer
- Malignant tumor
- Neoplasm
- Cancer of unknown primary
ICD-10 Codes:
- C801: Malignant (primary) neoplasm, unspecified
Also known as:
- Generalized Muscle Weakness
- Muscle Disorder
- Overall Body Weakness
- Widespread Muscle Weakness
- Systemic Muscle Weakness
ICD-10 Codes:
- M6281: Muscle weakness (generalized)
Which procedures does Dr. Grzegorek perform as a Internist?
As a Internist, procedures performed by an Dr. Daniel Grzegorek 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. Grzegorek's office.
Does Dr. Grzegorek accept my insurance?
Dr. Grzegorek accepts most major insurance plans. Important: Please call our office at (630) 325-4049 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Grzegorek accept in Willowbrook, IL?
Dr. Grzegorek in Willowbrook, 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
Centene
Cook County Health & Hospitals System
CVS Health (formerly Aetna)
Health Care Service Corporation (HCSC)
Humana
Medicare
Mutual of Omaha
State of Illinois
UnitedHealthcare
View All Insurances
Where is Dr. Grzegorek's office located?
Dr. Daniel Grzegorek's Primary Practice
6733 Kingery Hwy
Willowbrook, IL 60527
(630) 325-4049
Would you like to schedule an appointment with Dr. Daniel Grzegorek?
Dr. Grzegorek has appointments available at his Willowbrook, IL office, as well as 2 other locations. Please select a location, date, and time below.
What is Dr. Grzegorek's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Grzegorek's National Provider Identifier (NPI) number is 1487651337.
What common questions do patients ask about Dr. Grzegorek?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Grzegorek
What is Dr. Daniel Grzegorek's specialty?
Dr. Grzegorek is a Internist near Willowbrook, 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. Grzegorek to book an appointment today.Is this Dr. Daniel Grzegorek affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Grzegorek is affiliated with Endeavor Health Elmhurst Hospital, Endeavor Health Edward Hospital which are a Castle Connolly Top Hospitals. 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 Daniel Grzegorek accepting new patients in Willowbrook, IL?
Yes, Dr. Daniel Grzegorek is accepting new patients at this time.
Does Dr. Daniel Grzegorek offer online booking?
Yes, you can use online booking to schedule an appointment with Dr. Grzegorek, or call (630) 325-4049 for more information.
How can I make an appointment with Daniel Grzegorek?
Please contact Dr. Grzegorek's office at (630) 325-4049 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Daniel Grzegorek have?
Dr. Daniel Grzegorek is certified by the American Board of Internal Medicine.
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