JH
31 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Haydek, Gastroenterologist in Knoxville, TN?
Dr. John Haydek, MD is a Gastroenterologist, who primarily practices in Knoxville, TN with 1 additional practice location. He has been practicing for over 31 years and is board certified. Dr. Haydek graduated from Loyola University Chicago Stritch School of Medicine and completed his residency at Loyola Univ Med Ctr, Gastroenterology; Loyola Univ Med Ctr, Internal Medicine. Dr. Haydek is fluent in English and Arabic, and is currently seeing new patients. Dr. Haydek’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Haydek’s office at (865) 588-5121.
Where did Dr. Haydek go to medical school and complete their residency?
Residency: Loyola Univ Med Ctr, Gastroenterology; Loyola Univ Med Ctr, Internal Medicine | Loyola University Medical Center Program
Medical School: Loyola Univ of Chicago Stritch Sch of Med, Maywood Il | Loyola University Chicago Stritch School of Medicine
Is Dr. Haydek board certified as a Gastroenterologist?
Yes, Dr. John Haydek, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Haydek speak?
Dr. Haydek and their clinical team can communicate with patients in the following languages:
Arabic
English
What conditions does Dr. Haydek treat?
As a Gastroenterologist, Dr. Haydek 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. Haydek. 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:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Barrett's Esophagus
- Barrett's Esophagus with High-Grade Dysplasia
- Esophagus Disorder
- Barrett’s Esophagus
- Barrett's condition
- Esophageal metaplasia
- Advanced Barrett's esophagus
- Barrett's esophagus with severe cell changes', 'Precancerous Barrett's esophagus
ICD-10 Codes:
- K2270: Barrett's esophagus without dysplasia
- K22711: Barrett's esophagus with high grade dysplasia
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:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
What procedures does Dr. Haydek perform?
As a Gastroenterologist, Dr. Haydek 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. Haydek. 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:
- Colonoscopy with Polyp Removal
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
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:
- Esophagus Widening Procedure (Endoscopic)
- Diagnostic Upper Endoscopy with Biopsy
- Flexible Sigmoidoscopy with Biopsy
- Esophagus Dilation with Scope
- Upper Endoscopy with Mucosal Resection
- Colonoscopy with Injections
- Colorectal Cancer Screening Tests
- Colonoscopy
- Esophageal Dilation
- EGD with Dilation
- Upper Endoscopy with Widening
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Sigmoid Colon Scope with Biopsy
- Lower Endoscopy with Tissue Sample
- Flexible Sigmoidoscopy and Biopsy
- Rectum and Lower Colon Exam
- Esophagoscopy with Dilation
- Swallowing Tube Widening
- EGD with Mucosal Resection
- Endoscopic Removal of Esophageal Lesion
- Flexible Endoscopy with Tissue Removal
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 43248: Esophagogastroduodenoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) through esophagus over guide wire
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
- 43226: Esophagoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) over guide wire
- 43254: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic mucosal resection
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Also known as:
- Esophagus Scope with Removal of Growths
- Esophagus Scope with Biopsy
- Esophageal Ablation
- Endoscopic Esophageal Lesion Removal
- Flexible Esophagoscopy with Tumor Removal
- Flexible Esophagoscopy
- Upper Endoscopy with Biopsy
- EGD with Biopsy
- Throat Scope with Tissue Sample
CPT Codes:
- 43229: Esophagoscopy, flexible, transoral; with ablation of tumor(s), polyp(s), or other lesion(s) (includes pre- and post-dilation and guide wire passage, when performed)
- 43202: Esophagoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Upper Endoscopy with Tumor Ablation
- Upper Endoscopy with Polyp Removal
- EGD with Ablation
- Esophagus, Stomach, Duodenum Scope with Ablation
- Flexible Endoscopy Lesion Treatment
- EGD with Polypectomy
- Esophagus, Stomach, Duodenum Scope with Removal
- Flexible Endoscopy Tumor Excision
CPT Codes:
- 43270: Esophagogastroduodenoscopy, flexible, transoral; with ablation of tumor(s), polyp(s), or other lesion(s) (includes pre- and post-dilation and guide wire passage, when performed)
- 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
Also known as:
- Flexible Sigmoidoscopy
- Colorectal Cancer Screening Tests
- Sigmoidoscopy
- Lower colon exam
- Flexible colon scope
- Rectum and lower colon check
CPT Codes:
- 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Esophagoscopy with Mucosal Resection
- Endoscopic Esophageal Resection
- Throat Scope with Tissue Removal
- Esophageal Mucosa Removal
CPT Codes:
- 43211: Esophagoscopy, flexible, transoral; with endoscopic mucosal resection
Also known as:
- Liver Elastography
- Elastography
- FibroScan
- Liver stiffness test
- Shear wave elastography
CPT Codes:
- 91200: Liver elastography, mechanically induced shear wave (eg, vibration), without imaging, with interpretation and report
Does Dr. Haydek accept my insurance?
Dr. Haydek accepts most major insurance plans. Important: Please call our office at (865) 588-5121 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Haydek accept in Knoxville, TN?
Dr. Haydek in Knoxville, TN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
BlueCross BlueShield of Tennessee
Crown Cork and Seal Company
CVS Health (formerly Aetna)
Express Scripts
Humana
Medicare
Sterling Jewelers
UnitedHealthcare
Westrock
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Where is Dr. Haydek's office located?
Dr. John Haydek's Primary Practice
1311 Dowell Springs Blvd Ste 300
Knoxville, TN 37909
(865) 588-5121
What is Dr. Haydek's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Haydek's National Provider Identifier (NPI) number is 1275508095.
What common questions do patients ask about Dr. Haydek?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Haydek
What is Dr. John Haydek's specialty?
Dr. Haydek is a Gastroenterologist near Knoxville, TN. An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs. Contact Dr. Haydek to book an appointment today.
Is this Dr. John Haydek affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Haydek is affiliated with Parkwest Medical Center 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 Gastroenterologist?
Explore 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 John Haydek accepting new patients in Knoxville, TN?
Yes, Dr. John Haydek is accepting new patients at this time.
Does Dr. John Haydek offer online booking?
Please contact Dr. Haydek's office at (865) 588-5121 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with John Haydek?
Please contact Dr. Haydek's office at (865) 588-5121 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. John Haydek have?
Dr. John Haydek is certified by the American Board of Internal Medicine.
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