35 Years of Experience
Accepting patients
Who is Dr. Hatjioannou, Internist in Johnson City, TN?
Dr. Jason Hatjioannou, MD is an Internist, who primarily practices in Johnson City, TN with 1 additional practice location. He has been practicing for over 35 years and is board certified. Dr. Hatjioannou graduated from American University of The Caribbean; Plymouth, Montserrat and completed his residency at E Tn U-J H Quillen Coll Med, Internal Medicine. Dr. Hatjioannou is fluent in English, Italian, and Japanese, and is currently seeing new patients. Dr. Hatjioannou’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hatjioannou’s office at (423) 794-5520.
Where did Dr. Hatjioannou go to medical school and complete their residency?
Residency: E Tn U-J H Quillen Coll Med, Internal Medicine | Quillen Dishner Coll Med | East Tennessee State University (ETSU) Affiliated Hospitals | East Tennessee State University Program
Medical School: American Univ Of The Caribbean- Sch Of Med- Plymouth- Montserrat | American University of The Caribbean / School of Medicine | American University of The Caribbean; Plymouth, Montserrat | American University of The Caribbean / School of Medicine
Is Dr. Hatjioannou board certified as an Internist?
Yes, Dr. Jason Hatjioannou, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Hatjioannou speak?
Dr. Hatjioannou and their clinical team can communicate with patients in the following languages:
English
Italian
Japanese
What conditions does an Internist like Dr. Hatjioannou typically treat?
As an Internist, Dr. Hatjioannou 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. Hatjioannou. 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. Learn more about our claims-based healthcare methodology.
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Type 2 Diabetes
- Type 2 Diabetes with High Blood Sugar
- Diabetes Type 2
- Type 2 diabetes
- Diabetes Complicationss
- Hyperglycemia
- Diabetes Mellitus Type 2
- Adult-Onset Diabetes
- Non-Insulin Dependent Diabetes
- Diabetes Mellitus Complications
- Diabetes Related Health Problems
- Advanced Diabetes
- Diabetic Hyperglycemia
- High Blood Glucose
- High Sugar Levels
ICD-10 Codes:
- E119: Type 2 diabetes mellitus without complications
- E1169: Type 2 diabetes mellitus with other specified complication
- E1165: Type 2 diabetes mellitus with hyperglycemia
Also known as:
- Adult Health Checkup with Abnormal Findings
- Health Checkup
- Adult Physical Exam with Issues
- Routine Checkup with Concerns
- General Medical Exam with Abnormal Results
ICD-10 Codes:
- Z0001: Encounter for general adult medical examination with abnormal findings
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:
- High Cholesterol
- Cholesterol
- Hypercholesterolemia
- High blood cholesterol
- Elevated cholesterol
ICD-10 Codes:
- E7800: Pure hypercholesterolemia, unspecified
Also known as:
- Urinary and Genital Symptoms
- Urine and Urination
- Genitourinary signs
- Urogenital symptoms
- Reproductive and urinary issues
ICD-10 Codes:
- R399: Unspecified symptoms and signs involving the genitourinary system
Also known as:
- Heart Palpitations
- Arrhythmia
- Skipped Heartbeat
- Fluttering Heart
- Pounding Heart
ICD-10 Codes:
- R002: Palpitations
What procedures does an Internist like Dr. Hatjioannou typically perform?
As an Internist, procedures performed by Dr. Jason Hatjioannou 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
Please contact Dr. Hatjioannou's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Hatjioannou accept my insurance?
Dr. Hatjioannou accepts most major insurance plans. Important: Please call our office at (423) 794-5520 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Hatjioannou accept in Johnson City, TN?
Dr. Hatjioannou in Johnson City, TN accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Medicare
View All Insurances
Where is Dr. Hatjioannou's office located?
Dr. Jason Hatjioannou's Primary Practice
301 Med Tech Pkwy Ste 240
Johnson City, TN 37604
(423) 794-5520
What is Dr. Hatjioannou's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Hatjioannou's National Provider Identifier (NPI) number is 1740285923.
What common questions do patients ask about Dr. Hatjioannou?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hatjioannou
What is Dr. Jason Hatjioannou's specialty?
Dr. Hatjioannou is a Internist near Johnson City, TN.
What does an Internist do?
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.
Is this Dr. Jason Hatjioannou affiliated with a ranked Castle Connolly Top Hospital?
No, Hatjioannou is not affiliated with a Castle Connolly Top Hospital. 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
When to see an Internist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Internist. Explore 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 Jason Hatjioannou accepting new patients in Johnson City, TN?
Yes, Dr. Jason Hatjioannou is accepting new patients at this time.
Does Dr. Jason Hatjioannou offer online booking?
Please contact Dr. Hatjioannou's office at (423) 794-5520 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Jason Hatjioannou?
Please contact Dr. Hatjioannou's office at (423) 794-5520 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Jason Hatjioannou have?
Dr. Jason Hatjioannou is certified by the American Board of Internal Medicine.
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