
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Hanissian, Allergist & Immunologist in Memphis, TN?
Dr. Gregory Hanissian, MD is an Allergist & Immunologist, who primarily practices in Memphis, TN with 1 additional practice location. He is board certified. Dr. Hanissian graduated from University of Alabama School of Medicine and completed his residency at Duke Univ Med Ctr, Allergy And Immunology; Univ Of Tn Coll Of Med, Pediatrics. Dr. Hanissian is fluent in English and Armenian, and is currently seeing new patients. Dr. Hanissian’s practice accepts Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hanissian’s office at (901) 751-9696.
What are Areas of Expertise for Dr. Hanissian?
Dr. Gregory Hanissian, MD is a highly-rated, board-certified Allergist & Immunologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Hanissian empowers patients to confidently navigate their health journey, specializing in Asthma & Allergy, Immune Deficiency, and comprehensive wellness support. Serving the Memphis, TN community, Dr. Hanissian is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Hanissian go to medical school and complete their residency?
Residency: Duke Univ Med Ctr, Allergy And Immunology; Univ Of Tn Coll Of Med, Pediatrics | Duke University Hospital Program
Medical School: University of Alabama School of Medicine
Is Dr. Hanissian board certified as an Allergist & Immunologist?
Yes, Dr. Gregory Hanissian, MD is board certified by the American Board of Allergy and Immunology
What languages does Dr. Hanissian speak?
Dr. Hanissian and their clinical team can communicate with patients in the following languages:
Armenian
English
What conditions does an Allergist & Immunologist like Dr. Hanissian typically treat?
As an Allergist & Immunologist, Dr. Hanissian 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. Hanissian. 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:
- Hay Fever
- Pollen allergy
- Seasonal allergies
- Allergic rhinitis
ICD-10 Codes:
- J301: Allergic rhinitis due to pollen
Also known as:
- Food Allergy Rash
- Food Allergy
- Rashes
- Dermatitis from Food
- Skin Reaction to Ingested Food
- Food-Induced Eczema
ICD-10 Codes:
- L272: Dermatitis due to ingested food
Also known as:
- Atopic Dermatitis
- Atopic Neurodermatitis
- Eczema
- Atopic dermatitis
- Itchy skin rash
- Allergic skin condition
- Lichen simplex chronicus
- Chronic itchy skin
- Nerve-related eczema
ICD-10 Codes:
- L209: Atopic dermatitis, unspecified
- L2081: Atopic neurodermatitis
Also known as:
- Allergic Hives
- Allergy
- Hives
- Allergic welts
- Allergic rash
- Urticaria due to allergy
ICD-10 Codes:
- L500: Allergic urticaria
Also known as:
- Sudden Airway Spasm
- Bronchial Disorder
- Acute airway constriction
- Bronchial spasm
- Sudden narrowing of airways
ICD-10 Codes:
- J9801: Acute bronchospasm
Also known as:
- Moderate Persistent Asthma
- Asthma
- Ongoing Moderate Asthma
- Regular Moderate Asthma
- Chronic Moderate Asthma
ICD-10 Codes:
- J4540: Moderate persistent asthma, uncomplicated
What procedures does an Allergist & Immunologist like Dr. Hanissian typically perform?
As an Allergist & Immunologist, Dr. Hanissian 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. Hanissian. 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:
- Health Risk Assessment
- Health Hazard Appraisal
- Patient Health Assessment
- Risk Factor Screening
- Health Risk Evaluation
CPT Codes:
- 96160: Administration of patient-focused health risk assessment instrument (eg, health hazard appraisal) with scoring and documentation, per standardized instrument
Also known as:
- Respiratory Flow Volume Loop Test
- Lung Function Tests
- Flow-volume loop
- Pulmonary function test
- Spirometry with flow-volume loop
CPT Codes:
- 94375: Respiratory flow volume loop
Does Dr. Hanissian accept my insurance?
Dr. Hanissian accepts most major insurance plans. Important: Please call our office at (901) 751-9696 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Hanissian accept in Memphis, TN?
Dr. Hanissian in Memphis, 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
Blue Cross Blue Shield of Tennessee
Cigna Group
CVS Health (formerly Aetna)
Federal government of the United States
Humana
MedBen
Medicare
UMR Administered Payer
UnitedHealth Group
View All Insurances
Where is Dr. Hanissian's office located?
Dr. Gregory Hanissian's Primary Practice
6799 Great Oaks Rd Ste 250
Memphis, TN 38138
(901) 751-9696
What is Dr. Hanissian's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Hanissian's National Provider Identifier (NPI) number is 1033216148.
What common questions do patients ask about Dr. Hanissian?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hanissian
What is Dr. Gregory Hanissian's specialty?
Dr. Hanissian is a Allergist & Immunologist near Memphis, TN.
What does an Allergist & Immunologist do?
An allergist-immunologist is well-versed in the assessment, physical examination, laboratory diagnosis, and treatment of immune system disorders. These conditions include, but are not limited to, eczema, asthma, anaphylaxis, rhinitis, and adverse reactions to food, medication, and insect stings. Furthermore, they manage immune deficiency diseases, whether acquired or congenital, issues with host defense, and challenges associated with autoimmune diseases, organ transplantation, or immune system malignancies.
Is this Dr. Gregory Hanissian affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Hanissian is affiliated with Baptist Memorial Hospital-Memphis 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
When to see an Allergist & Immunologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see an Allergist & Immunologist. 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 Gregory Hanissian accepting new patients in Memphis, TN?
Yes, Dr. Gregory Hanissian is accepting new patients at this time.
Does Dr. Gregory Hanissian offer online booking?
Please contact Dr. Hanissian's office at (901) 751-9696 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Gregory Hanissian?
Please contact Dr. Hanissian's office at (901) 751-9696 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Gregory Hanissian have?
Dr. Gregory Hanissian is certified by the American Board of Allergy and Immunology.
Other Allergist & Immunologist Near Memphis, TN

Allergist & Immunologist
Dr. Venusa Phomakay, MD is an Allergist & Immunologist, who primarily practices in Memphis, TN with 2 additional practice locations. She has been practicing for over 4 years.
Memphis, TN

Allergist & Immunologist
Dr. Alan Dejarnatt, MD is an Allergist & Immunologist, who primarily practices in Jackson, TN with 2 additional practice locations. He has been practicing for over 33 years and is board certified.
Jackson, TN
SG
Allergist & Immunologist
Dr. Saul Greenbaum, MD is an Allergist & Immunologist, who primarily practices in Memphis, TN with 2 additional practice locations.
Memphis, TN