Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Harnois, Gastroenterologist in Jacksonville, FL?
Dr. Denise Harnois, DO is a Gastroenterologist, who primarily practices in Jacksonville, FL. She is board certified by the American Board of Internal Medicine. Dr. Harnois completed her residency at Mayo Grad Sch Med/Mayo Fndn, Gastroenterology; Thos Jefferson Univ Hosp, Internal Medicine. Dr. Harnois is fluent in English, and is currently seeing new patients. Dr. Harnois’s practice accepts Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Harnois’s office at (904) 953-2000.
Where did Dr. Harnois go to medical school and complete their residency?
Residency: Mayo Grad Sch Med/Mayo Fndn, Gastroenterology; Thos Jefferson Univ Hosp, Internal Medicine | Mayo Grad School Med/Mayo Fndn
Medical School: Philadelphia Coll of Osteo Med, Philadelphia Pa
Is Dr. Harnois board certified in Gastroenterologist?
Yes, Dr. Denise Harnois, DO is board certified by the American Board of Internal Medicine
What languages does Dr. Harnois speak?
Dr. Harnois and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Harnois treat?
As a Gastroenterologist, Dr. Harnois 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. Harnois. 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:
- Cirrhosis
- Primary biliary cholangitis
- Alcoholic Cirrhosis
- Alcoholic Cirrhosis with Fluid Buildup
- Cryptogenic cirrhosis
- Bile Duct Disease
- Primary Biliary Cholangitis (Primary Biliary Cirrhosis)
- Alcohol Use Disorder (AUD)
- Liver scarring
- End-stage liver disease
- Chronic liver failure
- Primary biliary cirrhosis
- PBC
- Autoimmune bile duct disease
- Alcohol-induced cirrhosis
- End-stage alcoholic liver disease
- Severe alcoholic liver scarring
- Alcoholic cirrhosis with ascites
- Alcohol-induced cirrhosis with fluid
- Liver scarring with abdominal fluid
ICD-10 Codes:
- K7469: Other cirrhosis of liver
- K743: Primary biliary cirrhosis
- K7030: Alcoholic cirrhosis of liver without ascites
- K7031: Alcoholic cirrhosis of liver with ascites
- K7460: Unspecified cirrhosis of liver
Also known as:
- Liver Transplant Aftercare
- Liver Transplantation
- Liver Transplant
- Post-liver transplant care
- Liver recipient follow-up
- Liver transplant recovery
ICD-10 Codes:
- Z4823: Encounter for aftercare following liver transplant
Also known as:
- Liver Transplant
- Liver Transplantation
- Hepatic Transplant
- Liver Graft
- New Liver
ICD-10 Codes:
- Z944: Liver transplant status
Also known as:
- Fluid in Abdomen
- Liver Disease
- Portal hypertension
- Fatty Liver Disease
- High Blood Pressure
- Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
- Nonalcoholic Fatty Liver Disease & NASH in Children
- Ascites
- Abdominal fluid buildup
- Peritoneal fluid
- Hepatic illness
- Liver condition
- High blood pressure in the portal vein
- Liver portal pressure
- Elevated portal venous pressure
- NAFLD
- NASH
- Hepatic steatosis
ICD-10 Codes:
- R188: Other ascites
- K769: Liver disease, unspecified
- K766: Portal hypertension
- K760: Fatty (change of) liver, not elsewhere classified
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:
- Abnormal Liver Function Test
- Liver Disease
- Irregular Liver Function Study
- Unusual Liver Exam
- Liver Disease Diagnosis
ICD-10 Codes:
- R945: Abnormal results of liver function studies
Also known as:
- Liver Failure
- Liver Disease
- Hepatic insufficiency
- Liver dysfunction
- End-stage liver disease
ICD-10 Codes:
- K7290: Hepatic failure, unspecified without coma
Also known as:
- Other Pre-Procedure Examination
- Various pre-op checks
- Miscellaneous pre-surgery exams
- Other pre-treatment assessments
ICD-10 Codes:
- Z01818: Encounter for other preprocedural examination
Also known as:
- Primary Sclerosing Cholangitis (PSC)
- Bile Duct Disease
- Primary Sclerosing Cholangitis
- PSC
- Chronic Inflammatory Bile Duct Disease
- Sclerosing Cholangitis
ICD-10 Codes:
- K8301: Primary sclerosing cholangitis
Also known as:
- Nonalcoholic steatohepatitis (NASH)
- Fatty Liver Disease
- Non-alcoholic fatty liver disease
- Nonalcoholic Fatty Liver Disease (NAFLD) & NASH
- Nonalcoholic Fatty Liver Disease & NASH in Children
- NASH
- Non-alcoholic fatty liver disease with inflammation
- Fatty liver inflammation
ICD-10 Codes:
- K7581: Nonalcoholic steatohepatitis (NASH)
Also known as:
- Other General Symptoms
- Non-specific health complaints
- Various symptoms
- Unexplained health issues
ICD-10 Codes:
- R6889: Other general symptoms and signs
Also known as:
- Liver Cancer
- Childhood Liver Cancer
- Hepatic Cancer
- Hepatocellular Carcinoma
ICD-10 Codes:
- C220: Liver cell carcinoma
Also known as:
- Other Esophagus Condition
- Esophagus Disorder
- Various esophageal diseases
- Miscellaneous esophagus problems
- Other food pipe issues
ICD-10 Codes:
- K2289: Other specified disease of esophagus
Which procedures does Dr. Harnois perform as a Gastroenterologist?
As a Gastroenterologist, procedures performed by a Dr. Denise Harnois 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. Harnois' office.
Does Dr. Harnois accept my insurance?
Dr. Harnois accepts most major insurance plans. Important: Please call our office at (904) 953-2000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Harnois accept in Jacksonville, FL?
Dr. Harnois in Jacksonville, FL accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
CareCentrix
CVS Health (formerly Aetna)
Department of Defense / Tricare
Healthgram
Humana
Medicare
Mutual of Omaha
State of Florida
UnitedHealthcare
View All Insurances
Where is Dr. Harnois' office located?
Dr. Denise Harnois' Primary Practice
4500 San Pablo Rd S
Jacksonville, FL 32224
(904) 953-2000
What is Dr. Harnois's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Harnois's National Provider Identifier (NPI) number is 1710976683.
What common questions do patients ask about Dr. Harnois?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Harnois
What is Dr. Denise Harnois's specialty?
Dr. Harnois is a Gastroenterologist near Jacksonville, FL. 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. Harnois to book an appointment today.
Is this Dr. Denise Harnois affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Harnois is affiliated with Mayo Building & Hospital - Florida 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 Denise Harnois accepting new patients in Jacksonville, FL?
Yes, Dr. Denise Harnois is accepting new patients at this time.
Does Dr. Denise Harnois offer online booking?
Please contact Dr. Harnois's office at (904) 953-2000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Denise Harnois?
Please contact Dr. Harnois's office at (904) 953-2000 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Denise Harnois have?
Dr. Denise Harnois is certified by the American Board of Internal Medicine.
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