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Dr. Janyll Castineira, DO

Gastroenterology* Age 39
Dr. Janyll Castineira, DO
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Dr. Janyll Castineira, DO is a Gastroenterologist in Largo, FL.
Dr. Janyll Castineira, DO
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Dr. Janyll Castineira, DO

Gastroenterology* Age 39
Largo, FL
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Dr. Janyll Castineira, DO is a Gastroenterologist in Largo, FL.

About

Dr. Castineira graduated from Lake Erie College of Osteopathic Medicine. Dr. Janyll Castineira, DO is a Gastroenterologist in Largo, FL. Dr. Castineira currently practices at Largo Medical Center - Gastroenterology GME Program and are affiliated with HCA Florida Largo Hospital and Morton Plant Hospital. Dr. Castineira has experience treating conditions like Congenital Anomaly Esophagus and Anal or Rectal Pain among other conditions at varying frequencies. Dr. Castineira's office is not accepting new patients. Dr. Castineira is board certified in Gastroenterology and accepts multiple insurance plans.

Experience Check

Enter a condition or procedure
Congenital Anomaly Esophagus
Anal or Rectal Pain
Gastroptosis
Congenital Anomaly Esophagus
Anal or Rectal Pain
Gastroptosis
Congenital Anomaly Esophagus
Anal or Rectal Pain
Gastroptosis
Abdominal Pain
Anemia
  • View other providers who treat Anemia
Chronic Gastritis
Cirrhosis
Colorectal Polyp
Congenital Anomaly Intestine
Constipation
Diaphragmatic and Hiatal Hernia
Diarrhea
  • View other providers who treat Diarrhea
Duodenal Ulcer
Duodenitis
Dysphagia
Esophageal Motility Disorders
Esophagitis
Gallstones
Gas-Bloat Syndrome
Gastric Ulcer
Gastritis
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Hemorrhoids
Intestinal Diverticulosis
Intestinal Ulcer
Irritable Bowel Syndrome
Liver Damage from Alcohol
Nausea
  • View other providers who treat Nausea
Noninfectious Gastroenteritis and Colitis
Pancreatic Pseudocyst
Pancreatitis
Reflux Esophagitis
Unexplained Weight Loss
Upper Digestive Tract Cancer
Vomiting Disorders
Colonoscopy
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Duodenal Polypectomy
Endoscopy
Flexible Sigmoidoscopy
Manometry
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Rigid Proctosigmoidoscopy
Acidosis
  • View other providers who treat Acidosis
Acute Gastritis
Administrative Physical
Alcoholic Cirrhosis
Alcoholic Fatty Liver
Alcoholic Hepatic Failure
Alcoholic Hepatitis
Anxiety
  • View other providers who treat Anxiety
Ascites
  • View other providers who treat Ascites
Autoimmune Hepatitis
Back Pain
Barrett's Esophagus
Bedsores
  • View other providers who treat Bedsores
Benign Chronic Pain Syndrome
Bile Duct Obstruction
Boerhaave's Syndrome
Celiac Disease
Chest Pain
Chronic Pain
Cold Sore
Colon Cancer
COPD (Chronic Obstructive Pulmonary Disease)
Crohn's Disease
Dehydration
Diabetes Type 2
Diabetes With Renal Manifestations
Diffuse Esophageal Spasm
Dizziness
Duodenal Cancer
Dyslipidemia
Enlarged Prostate (BPH)
Enteritis
Eosinophilic Esophagitis
Esophageal Achalasia and Cardiospasm
Esophageal Diverticulum
Esophageal Ulcer
Esophageal Varices
Gastrointestinal Malabsorption
Gastrojejunal Ulcer
Gastroparesis
Heart Disease
Heartburn
Hemochromatosis
Hepatitis B
Hepatitis C
Hernia
  • View other providers who treat Hernia
Herpes Simplex Infection
Hyperkalemia
Hyperlipidemia
Hypertension
Hypokalemia
Hypothyroidism
Infectious Diarrheal Disease
Inflammatory Bowel Disease
Insomnia
  • View other providers who treat Insomnia
Intestinal Diverticulitis
Intestinal Obstruction
Lactose Intolerance
Lipid Disorders
Malaise and Fatigue
Malnutrition
Non-Alcoholic Fatty Liver Disease
Obesity
  • View other providers who treat Obesity
Osteopenia
Overactive Bladder
Overweight
Peptic Ulcer
Pouchitis
Pyloric Stenosis
Rectal Ulcer
Retroperitoneum Cancer
Sinus Bradycardia
Sinus Tachycardia
Splenomegaly
Stomach Stenosis
Tobacco Use Disorder
Ulcerative Colitis
Urinary Incontinence
Vertigo
  • View other providers who treat Vertigo
Viral Enteritis
Vitamin_Deficiency
Biliary Drainage
Electrocardiogram (EKG)
Hemorrhoidectomy or Excision of Anal Tags
Immunization Administration
Sigmoidoscopy

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Blue Preferred Patient Care PPO
  • Medica Choice
    Choice Plus POS
    Options PPO
    Nexus Open Access
  • Blue Card High Performance Network HPN
    Blue Card PPO
  • National POS
    HMO Premier HMO
    Choice Care Network PPO
    Choice Care PPO
    Choice POS
    Select HMO
  • Curative PPO
    Curative PPO Plus
    Curative EPO
  • SimplyBlue HMO
    BlueOptions HMO
    myBlue EPO
  • First Health (Coventry Health Care) PPO
  • Choice Large Group POS
    Empower POS
    Empower - Small Employer Groups
  • Premier Care Network Plus - Innovation Health
    Elect Choice (Open Access) EPO
    Managed Choice (Open Access) POS
    Choice Plus POS II
    Open Choice PPO
    Aetna
  • Blue Select PPO
    Preferred Patient Care
  • Blue Choice HMO

Patient Satisfaction

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Dr. Castineira's Office & Staff

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About Me

Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • Lake Erie College of Osteopathic Medicine
Medical Education

Board Certifications

Board Certifications
  • Gastroenterology, Gastroenterology and Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.
Common Questions and Answers
Responses are sourced directly from patients.
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Janyll Castineira, DO. To arrange an appointment, call the number on Dr. Castineira's profile.

Dr. Castineira frequently treats the following conditions: Congenital Anomaly Esophagus and Anal or Rectal Pain. See more on Sharecare.

Dr. Janyll Castineira, DO is affiliated with HCA Florida Largo Hospital and Morton Plant Hospital.

Yes, Dr. Janyll Castineira, DO holds board certification in Gastroenterology, Gastroenterology and Internal Medicine.

Hospital Affiliations

  • HCA Florida Largo Hospital

    201 14th St SW, Largo, FL

  • Morton Plant Hospital

    300 Pinellas St, Clearwater, FL