JH
31 Years of Experience
Accepting patients
Who is Dr. Haydek, Gastroenterologist in Knoxville, TN?
Dr. John Haydek, MD is a Gastroenterologist, who primarily practices in Knoxville, TN with 2 additional practice locations. He has been practicing for over 31 years and is board certified by the American Board of Internal Medicine. 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 in 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
- Rectal 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
- Rectum Cancer Test
- Anal Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
- Z1212: Encounter for screening for malignant neoplasm of rectum
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:
- 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:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Change in Bowel Habits
- Abnormal Bowel Movements
- Bowel Movement
- Altered Bowel Habits
- Irregular Bowel Movements
- Changes in Pooping
- Unusual stool
- Changes in poop
- Fecal changes
ICD-10 Codes:
- R194: Change in bowel habit
- R195: Other fecal abnormalities
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Terminal Ileitis
ICD-10 Codes:
- K5090: Crohn's disease, unspecified, without complications
Also known as:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
Also known as:
- Early Stage Esophageal Cancer
- Esophageal Cancer
- Precancerous Esophageal Lesion
- Stage 0 Esophageal Cancer
- Esophageal Carcinoma in Situ
ICD-10 Codes:
- D001: Carcinoma in situ of esophagus
Also known as:
- Follow-up After Treatment (Non-Cancer)
- Post-Treatment Check-up
- Aftercare Visit
- Recovery Monitoring Exam
ICD-10 Codes:
- Z09: Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Ulcerative Pancolitis
- Ulcerative Colitis
- Chronic Pancolitis
- Extensive Ulcerative Colitis
- Inflammatory Bowel Disease (IBD)
ICD-10 Codes:
- K5100: Ulcerative (chronic) pancolitis without complications
Also known as:
- Dark, Tarry Stools (Melena)
- Gastrointestinal Bleeding
- Melena
- Black Stools
- Upper GI Bleed Signs
ICD-10 Codes:
- K921: Melena
Also known as:
- High Cholesterol
- Cholesterol
- Triglycerides
- Hyperlipidemia
- High lipids
- Dyslipidemia
ICD-10 Codes:
- E785: Hyperlipidemia, unspecified
Also known as:
- Bacterial Intestinal Infection
- Bacterial Infection
- Gastroenteritis
- Bacterial Gut Infection
- Bacterial Enteritis
- Bacterial Gastroenteritis
ICD-10 Codes:
- A049: Bacterial intestinal infection, unspecified
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:
- Barrett's Esophagus with Low-Grade Cell Changes
- Esophagus Disorder
- Barrett’s Esophagus
- Low-Grade Dysplasia Barrett's', 'Mild Cell Changes in Esophagus', 'Early Barrett's Esophagus
ICD-10 Codes:
- K22710: Barrett's esophagus with low grade dysplasia
Which procedures does Dr. Haydek perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. John Haydek may include:
- Colonoscopy
- Colonoscopy Consultation
- Colorectal Cancer Screening
- Endoscopic Ultrasound
- Endoscopy / Endoscopic Ultrasound
- Gastric Balloon
- Gastric Stimulator Implantation Consultation
- Gastric Stimulator Implantation Follow Up
For detailed information, please contact Dr. Haydek's office.
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
CVS Health (formerly Aetna)
Department of Defense / Tricare
Express Scripts
Healthcare Advantage
Humana
Medicare
Mutual of Omaha
UnitedHealthcare
View All Insurances
Where is Dr. Haydek's office located?
Dr. John Haydek's Primary Practice
1311 Dowell Springs Blvd
Knoxville, TN 37909
(865) 588-5121
Dr. John Haydek's Practice 2
11440 Parkside Dr Ste 200
Knoxville, TN 37934
(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?
No, Haydek is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Fort Sanders Regional Medical Center. Castle Connolly Top Hospitals 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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