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Dr. Kostas Sideridis, DO

Gastroenterology* Age 52
Dr. Kostas Sideridis, DO
4.4 (31 Ratings)

Offers telehealth

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Dr. Kostas Sideridis, DO is a Gastroenterologist in Syosset, NY.
Dr. Kostas Sideridis, DO
4.4 (31 Ratings)
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Dr. Kostas Sideridis, DO

Gastroenterology* Age 52
Syosset, NY
Accepting new patients

Offers telehealth

Dr. Kostas Sideridis, DO is a Gastroenterologist in Syosset, NY.

About

Dr. Kostas Sideridis, DO is a Gastroenterologist in Syosset, NY. Dr. Sideridis currently practices at Long Island Medical PC and are affiliated with Long Island Jewish Medical Center, North Shore University Hospital and Plainview Hospital. Dr. Sideridis has experience treating conditions like Constipation, Abdominal Pain and Enteritis among other conditions at varying frequencies. At present, Dr. Sideridis received an average rating of 4.4/5 from patients and has been reviewed 31 times. Dr. Sideridis' office accepts new patients and telehealth appointments. Dr. Sideridis also speaks Greek. Dr. Sideridis is board certified in Gastroenterology and accepts multiple insurance plans.

Compare with other Gastroenterologists

Compare Dr. Sideridis with our nearby Gastroenterologists at Optum Medical Care, P.C.
These providers are on the medical staff of Optum Medical Care, P.C.
These providers are on the medical staff of Optum Medical Care, P.C..
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Experience Check

Enter a condition or procedure
Constipation
Abdominal Pain
Enteritis
Constipation
Abdominal Pain
Enteritis
Chronic Gastritis
Diaphragmatic and Hiatal Hernia
Duodenal Ulcer
Gastritis
Gastroparesis
Infectious Diarrheal Disease
Viral Enteritis
Diarrhea
  • View other providers who treat Diarrhea
Dysentery
Gastric Ulcer
Gastroesophageal Reflux Disease (GERD)
Gastrointestinal Bleeding
Hemorrhoids
Intestinal Diverticulitis
Lactose Intolerance
Nausea
  • View other providers who treat Nausea
Acute Gastritis
Anemia
  • View other providers who treat Anemia
Barrett's Esophagus
Bile Duct Obstruction
Cirrhosis
Colorectal Polyp
Crohn's Disease
Dehydration
Duodenitis
Dysphagia
Esophageal Motility Disorders
Esophageal Ulcer
Esophageal Varices
Esophagitis
Familial Adenomatous Polyposis
Gallstones
Gas-Bloat Syndrome
Gastrointestinal Malabsorption
Heartburn
Ileus
  • View other providers who treat Ileus
Indigestion
Inflammatory Bowel Disease
Intestinal Diverticulosis
Intestinal Obstruction
Intestinal Ulcer
Irritable Bowel Syndrome
Liver Damage from Alcohol
Mallory-Weiss Syndrome
Malnutrition
Non-Alcoholic Fatty Liver Disease
Noninfectious Gastroenteritis and Colitis
Pancreatitis
Peptic Ulcer
Reflux Esophagitis
Retroperitoneum Cancer
Ulcerative Colitis
Unexplained Weight Loss
Upper Digestive Tract Cancer
Vomiting Disorders
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Duodenal Polypectomy
Flexible Sigmoidoscopy
Manometry
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Rigid Proctosigmoidoscopy
Alcoholic Cirrhosis
Alcoholic Fatty Liver
Alcoholic Hepatitis
All Types of Food Poisoning
Anal or Rectal Pain
Ascites
  • View other providers who treat Ascites
Barretts Esophagus with Dysplasia
Benign Neoplasm of the Digestive System
Biliary Cirrhosis
Bowel Strangulation
Celiac Disease
Cholangitis
Chronic Anal Fissure
Chronic Cholecystitis
Congenital Achalasia
Congenital Anomaly Bile Duct
Congenital Anomaly Esophagus
Congenital Anomaly Intestine
Cyclical Vomiting
Cyclical Vomiting Syndrome
Cystic Fibrosis
Diffuse Esophageal Spasm
Diverticulitis
Diverticulosis
E. coli Food Poisoning
Eosinophilic Esophagitis
Esophageal Achalasia and Cardiospasm
Esophageal Diverticulum
Folate Deficiency Anemia
Food Allergy
Food Poisoning
Gastroptosis
Hemochromatosis
Hepatitis A
Hepatitis B
Hepatitis B - Immune Response
Hepatitis C
Hepatorenal Syndrome
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Hiatal Hernia with Obstruction
Hypokalemia
Intestinal Fistula
Intestinal Malabsorption Carbohydrate
Intestinal Prolapse
Ischemic Colitis
Liver Abscess
Meckel's Diverticulum
Mesenteric Panniculitis
Neoplasm of Gastrointestinal Tract
Neurogenic Bowel
Non-Neonatal Jaundice
Obstructed Inguinal Hernia
Pelvic Abscess
Pernicious Anemia
Primary Biliary Cholangitis
Primary Sclerosing Cholangitis
Proctoptosis
Pyloric Stenosis
Rectal Prolapse
Rectal Ulcer
Salmonella Food Poisoning
Sclerosing Mesenteritis
Splenic Infarct
Stomach Stenosis
Stomal Ulcer
Viral Hepatitis
Viral Infection
Visceroptosis
Vitamin B12 Anemia
Vitamin_Deficiency
Bile Duct Procedure
Biliary Drainage
Colon Cancer Screening
Colonoscopy
Colorectal Cancer Screening
ERCP (Endoscopic Retrograde Cholangiopancreatography)
Fecal Impaction Removal
Gallbladder Scan
Hemorrhoidectomy or Excision of Anal Tags
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Laparoscopic Removal of Stones from Biliary Tract
Liver Biopsy
Liver Function Test
pH Probe
  • View other providers who treat pH Probe
Proctosigmoidoscopy
Screening Colonoscopy
Transendoscopic Stent Placement
Ultrasound
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Harvard Pilgrim Health Care PPO
  • Curative PPO Plus
    Curative PPO
    Curative EPO
  • HealthyBlue Advantage
    HealthyBlue 2.0
  • MultiPlan PPO
  • Choice Care PPO
  • Aetna
    Select
    Choice Plus POS II
  • First Health (Coventry Health Care) PPO
  • National (BlueCard Basic) PPO
    Blue Priority (Select Network)-NY
    National (BlueCard) PPO
    Empire (Select Network)-NY POS
    Blue Access (Select Network)-NY
  • Blue Card PPO

Locations

  1. 1 Long Island Medical PC
    237 Jericho Tpke, Syosset, NY 11791

Patient Satisfaction

Likelihood to recommend Dr. Sideridis
4.4
Based on 31 Reviews
5 Stars (25)
4 Stars (2)
3 Stars (0)
2 Stars (0)
1 Star (4)

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How likely are you to recommend Dr. Sideridis?

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Patient Reviews
Nov 16, 2022
I had both endoscopy and colonoscopy here and experience was amazing. Very efficient, everyone was kind. Dr. Sideridis has calming and excellent bedside manner. You are in great hands under his care.
David — Nov 16, 2022
See more reviews on Healthgrades
Photo: Dr. Kostas Sideridis, DO
How would you rate your experience with Dr. Kostas Sideridis, DO?
  • Likelihood of recommending Dr. Sideridis to family and friends

Dr. Sideridis' Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Sideridis

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Sideridis?
Call now to make an appointment
(516) 584-6400

About Me

Languages Spoken
Greek
Languages Spoken
Specialties*
Gastroenterology
Internal Medicine
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

Board Certifications

Board Certifications
  • Gastroenterology
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.

Internship

Internship
  • Wychoff Heights Medical Center
Internship

Residency

Residency Hospital
  • Winthrop - University Hospital
Residency Hospital

Fellowship

Fellowship Hospital
  • Long Island Jewish Medical Center
Fellowship Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Sideridis communicate via email?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Sideridis offer telehealth services or virtual visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Sideridis offer an online patient portal?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Sideridis have free onsite parking?
1 user said yes.
Yes
(1)
No
(0)
Does Dr. Sideridis offer weekend visits?
No users said yes.
Yes
(0)
No
(1)
Does Dr. Sideridis offer evening visits?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Sideridis specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Sideridis specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Sideridis specialize in couples therapy?
No responses yet.
Yes
(0)
No
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Does Dr. Sideridis specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
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Does Dr. Sideridis accept insurance?
No responses yet.
Yes
(0)
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(0)

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. Kostas Sideridis, DO. To arrange an appointment, call the number on Dr. Sideridis' profile.

Dr. Sideridis frequently treats the following conditions: Constipation, Abdominal Pain and Enteritis. See more on Sharecare.

Dr. Kostas Sideridis, DO is affiliated with Long Island Jewish Medical Center, North Shore University Hospital and Plainview Hospital.

Yes, Dr. Kostas Sideridis, DO holds board certification in Gastroenterology.

Hospital Affiliations

  • Long Island Jewish Medical Center

    270 05 76 Ave, New Hyde Park, NY

  • North Shore University Hospital

    300 Community Dr, Manhasset, NY

  • Plainview Hospital

    888 Old Country Rd, Plainview, NY