Dr. Jeffrey S Gelwan, MD



Gastroenterology   -  Connecticut,  Glastonbury

 Overview

Dr. Jeffrey S Gelwan, MD works in Glastonbury, Connecticut is a specialist in Gastroenterology, Internal Medicine and graduated Hartford Hospital in 1982. Dr. Gelwan is affiliated with Hartford Hospital, Johnson Memorial Hospital and practicing for 42 years

 Specialties

  • Gastroenterology
  • Internal Medicine

 Conditions

• Acupuncture Meridian Therapy
• Aneurysmal Bone Cyst
• Blindness
• Chronic Pain Management
• Cirrhosis
• da Vinci® Prostate Removal
• da Vinci® Prostate Surgery
• Diabetic Retinopathy
• Duodenitis
• Dystonia 7, Torsion
  ...
• Endophthalmitis
• Esophageal Achalasia and Cardiospasm
• Ethmoidectomy (Sinus Surgery)
• Female Pelvic Disorders
• Herpes Simplex Virus Antenatal Infection
• Inflammatory Bowel Disease
• Islet Cell Adenoma
• Laparoscopic Salpingectomy
• Maxillary and Malar Fractures
• Minimally Invasive Resection of Mediastinal Tumor
• Orbital Fracture
• Orbital Lymphoma
• Panic Disorder With Agorapobia
• Polycystic Ovarian Syndrome
• Pterygium
• Radical Retropubic Prostate Removal
• Radiesse® Injections
• Renal Artery Stenosis (RAS)
• Retinal Laser Photocoagulation
• Retinal Testing
• Scrambler Therapy (ST5)
• Screening Colonoscopy
• Shoulder Arthroscopy
• Stomach Surgery
• Thoracoscopic Segmentectomy
• Throat Culture
• Throat Swab
• Thromboendarterectomy or Excision of Infected Graft
• Vaginal Cancer
• Vulvar Cancer
 more details

 Procedures

• Abdominal Pain
• Anemia
• Barrett's Esophagus
• Benign Neoplasm of the Digestive System
• Cholecystitis and Gallstones
• Cirrhosis
• Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
• Colorectal Cancer
• Crohn's Disease (Regional Enteritis)
• Diaphragmatic and-or Hiatal Hernia
  ...
• Diverticulitis, Intestinal
• Diverticulosis, Intestinal
• Duodenal Ulcer
• Duodenitis
• Dysphagia
• Endoscopy (Esophagus, Stomach, Small Intestine)
• Enteritis
• Esophageal Achalasia and Cardiospasm
• Esophageal Cancer
• Esophageal Ulcer
• Esophageal Varices
• Esophagitis
• Gas-Bloat Syndrome
• Gastric Ulcer
• Gastritis
• Gastroesophageal Reflux Disease (GERD)
• Gastrointestinal Bleeding
• Gastrointestinal Malabsorption
• Gastroparesis
• Heartburn
• Hemochromatosis
• Hemorrhoids
• Hepatitis B - Immune Response
• Indigestion
• Intestinal Obstruction
• Irritable Bowel Syndrome
• Lactose Intolerance
• Malnutrition
• Manometry
• Peptic Ulcer
• Ulcerative Colitis
• Unexplained Weight Loss
• Vomiting Disorders
 more details

 Board Certifications

  • Board Certified by the American Board of Internal Medicine

 Years Since Graduation

  • 42

 Education & Training

Internship Hospital

Hartford Hospital

Hartford, CT, USA

Year completed: 1982

Medical School

Suny Downstate Medical Center College Of Medicine

Brooklyn, NY, United States

Graduated: 1981

 Awards

1   ACP

 Dr. Gelwan Reviews

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 Office Locations


Primary location

 Connecticut Gastroenterology
300 Western Boulevard Suite A
Connecticut (CT)
Glastonbury
6033
 Phone:(860) 657-1920
Additional data:
Free Standing Surgery Center?    No
Performs Procedures On Site?    Yes

Other Office Locations

 Connecticut Gastroenterology
85 Seymour Street Suite 1000
Connecticut (CT)
Glastonbury
6106
 Phone:(860) 246-2571

Accepting New Patients

  • Yes
* Please verify this information when scheduling an appointment.

 Map & Directions



Connecticut Gastroenterology, 300 Western Boulevard Suite A, Glastonbury, Connecticut (CT), 6033




 Insurances Accepted (check insurance plans)

  • Aetna
  • Aetna HMO
  • American Republic
  • Blue Card PPO
  • Blue Cross Blue Shield
  • Choice Care PPO
  • Choice Plus POS
  • Choice Plus POS II
  • Cigna
  • Cigna HMO
  • Cigna PPO
  • Commercial Insurance Company
  • Connecticare
  • Connecticare HMO
  • Connecticare POS
  • EmblemHealth
  • Freedom Plan
  • GHI PPO
  • Great West Healthcare-Cigna PPO
  • Health Insurance Plan of Greater New York (HIP) PPO
  • Humana
  • Medicaid
  • Medicare
  • Medicare MCR
  • Meritain Health
  • MultiPlan
  • MultiPlan PPO
  • National Elevator
  • Navigate HMO
  • Navigate POS
  • Open Access Plus
  • Options PPO
  • Oxford Health Plans
  • Oxford Liberty
  • PHCS Network PPO
  • POMCO Group
  • United Healthcare
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.

 Blog Posts

Blog Posts for Dr. Jeffrey S Gelwan, MD are not present.

 Patients Questions

Patients questions for Dr. Jeffrey S Gelwan, MD are not present.

 Affiliated Hospitals


Hartford Hospital photo


Hartford Hospital

80 Seymour Street Connecticut CT, Hartford, 6102

Hartford Hospital is a hospital located in Hartford, CT. Procedures/Diagnosis costs are at the state average in 14 of 14 procedures. Length of Stay is at the state average in 13 of 14 procedures.



Johnson Memorial Hospital photo


Johnson Memorial Hospital

201 Chestnut Hill Road Connecticut CT, Stafford Springs, 6076

Johnson Memorial Hospital is a hospital located in Stafford Springs, CT. Procedures/Diagnosis costs are below the state average in 4 of 4 procedures. Length of Stay is longer than the state average in 4 of 4 procedures.


  •  Latest reviews for Gastroenterology specialists

  • Dr. C. is a pleasant, professional caring and fun doctor. Answered all my questions on a keep it simple level and explained everything. He took his time. I will refer them when needed. What a great group!
    07 February 2024
    (6)
  • He is the best if you need help with panic attacks. He fixed up my medication and I feel better.
    31 January 2024
    (40)
  • Dr. Jungblut and staff are all professional, fun, conscientious. Been going here for a long time. My children and grandchildren now see Dr. Jungblut too.
    24 January 2024
    (7)
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