42 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Gunasekaran, Pediatric Gastroenterologist in Park Ridge, IL?
Dr. Thirumazhisai Gunasekaran is a Pediatric Gastroenterologist, who primarily practices in Park Ridge, IL with 2 additional practice locations. He has been practicing for over 42 years. Dr. Gunasekaran graduated from Chennai University Of Chennai. Dr. Gunasekaran is fluent in English and Tamil, and is currently seeing new patients. Dr. Gunasekaran’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Gunasekaran’s office at (847) 723-7700.
Where did Dr. Gunasekaran go to medical school and complete their residency?
Medical School: Madras Med Coll, Dr M G R Med University, Madras, Tn, In | Chennai University Of Chennai
What languages does Dr. Gunasekaran speak?
Dr. Gunasekaran and their clinical team can communicate with patients in the following languages:
English
Tamil
What conditions does Dr. Gunasekaran treat?
As a Pediatric Gastroenterologist, Dr. Gunasekaran 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. Gunasekaran. 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:
- Abdominal Pain
- Upper Middle Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
- R1013: Epigastric pain
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
Also known as:
- Eosinophilic Esophagitis
- EoE
- Allergic Esophagitis
- Eosinophilic Inflammation of Esophagus
ICD-10 Codes:
- K200: Eosinophilic esophagitis
Also known as:
- Vomiting
- Nausea
- Nausea and Vomiting
- Throwing up
- Emesis
- Puking
- Feeling Sick to Stomach
- Queasiness
- Upset Stomach
ICD-10 Codes:
- R1110: Vomiting, unspecified
- R110: Nausea
Also known as:
- Failure to Thrive in Children
- Growth Disorder
- Poor growth in children
- Childhood growth problems
- Infant growth failure
ICD-10 Codes:
- R6251: Failure to thrive (child)
Also known as:
- Other Specific Abnormal Blood Chemistry Results
- Blood
- Specified Blood Chemistry Imbalance
- Unusual Blood Chemistry Findings
- Specific Blood Panel Abnormalities
ICD-10 Codes:
- R7989: Other specified abnormal findings of blood chemistry
Also known as:
- Acid Reflux
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Gastroesophageal Reflux
- Heartburn
- Indigestion
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
Also known as:
- Rectal Bleeding
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- Anal Bleeding
- Blood in Stool
- Lower GI Bleed
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K625: Hemorrhage of anus and rectum
- K921: Melena
Also known as:
- Other Feeding Difficulties
- Feeding Difficulties
- Atypical Feeding Problems
- Unusual Eating Issues
- Specific Feeding Challenges
- Eating Problems
- Swallowing Problems
- Unspecified Feeding Issues
ICD-10 Codes:
- R6339: Other feeding difficulties
- R6330: Feeding difficulties, unspecified
Also known as:
- Other Specified Aftercare
- Specific post-op care
- Specialized recovery care
- Follow-up for specific procedures
ICD-10 Codes:
- Z5189: Encounter for other specified aftercare
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Non-Infectious Gastroenteritis and Colitis
- Digestive Disease
- Inflammation of Stomach and Intestines
- Non-Bacterial Colitis
- Gut Inflammation
ICD-10 Codes:
- K529: Noninfective gastroenteritis and colitis, unspecified
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Other Abnormal Immune System Markers
- Unusual immune findings
- Abnormal immunology results
- Abnormal serum immunology
ICD-10 Codes:
- R768: Other specified abnormal immunological findings in serum
Also known as:
- Unexplained Weight Loss
- Involuntary Weight Loss
- Significant Weight Loss
- Unintentional Weight Loss
ICD-10 Codes:
- R634: Abnormal weight loss
Also known as:
- Ulcerative Colitis
- Colitis
- Inflammatory Bowel Disease (IBD)
- Chronic Colitis
ICD-10 Codes:
- K5190: Ulcerative colitis, unspecified, without complications
What procedures does Dr. Gunasekaran perform?
As a Pediatric Gastroenterologist, Dr. Gunasekaran performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Gunasekaran. 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:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
Also known as:
- Esophageal Balloon Distension Study
- Esophageal distension test
- Balloon provocation test
- Esophageal pain study
CPT Codes:
- 91040: Esophageal balloon distension study, diagnostic, with provocation when performed
Does Dr. Gunasekaran accept my insurance?
Dr. Gunasekaran accepts most major insurance plans. Important: Please call our office at (847) 723-7700 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Gunasekaran accept in Park Ridge, IL?
Dr. Gunasekaran 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
Alliant Techsystems
Altamed Health Services
Apex Healthcare
Centene
City of Los Angeles
Crown Cork and Seal Company
Medicaid
Other Health Care Provider
Preferred IPA
View All Insurances
Where is Dr. Gunasekaran's office located?
Dr. Thirumazhisai Gunasekaran's Primary Practice
1675 Dempster St Fl 3
Park Ridge, IL 60068
(847) 723-7700
Dr. Thirumazhisai Gunasekaran's Practice 2
1S224 Summit Ave
Oakbrook Terrace, IL 60181
(708) 216-8563
Dr. Thirumazhisai Gunasekaran's Practice 3
3440 Torrance Blvd Ste 100
Torrance, CA 90503
What is Dr. Gunasekaran's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Gunasekaran's National Provider Identifier (NPI) number is 1083651749.
What common questions do patients ask about Dr. Gunasekaran?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Gunasekaran
What is Dr. Thirumazhisai Gunasekaran's specialty?
Dr. Gunasekaran is a Pediatric Gastroenterologist near Park Ridge, IL. A pediatrician specializing in diagnosing and treating digestive system diseases in infants, children, and adolescents. This expert manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice and is skilled in performing complex diagnostic and therapeutic procedures using endoscopic techniques to visualize internal organs. Contact Dr. Gunasekaran to book an appointment today.
Is this Dr. Thirumazhisai Gunasekaran affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Gunasekaran is affiliated with Torrance Memorial Medical Center, Bakersfield Memorial 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 Pediatric Gastroenterologist?
Explore Pediatric Gastroenterologist 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 Thirumazhisai Gunasekaran accepting new patients in Park Ridge, IL?
Yes, Dr. Thirumazhisai Gunasekaran is accepting new patients at this time.
Does Dr. Thirumazhisai Gunasekaran offer online booking?
Please contact Dr. Gunasekaran's office at (847) 723-7700 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Thirumazhisai Gunasekaran?
Please contact Dr. Gunasekaran's office at (847) 723-7700 for information regarding telehealth appointment availability or for scheduling assistance.
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