Summary

Dr. John Gandionco is an internal medicine physician with 38 years of experience caring for patients with complex medical conditions. He earned his medical degree from SUNY Downstate Medical Center and completed his residency training at Winthrop University Hospital. Dr. Gandionco is board-certified in internal medicine through the American Board of Internal Medicine. He is fluent in both English and Spanish, allowing him to serve diverse patient populations.

Dr. Gandionco practices at WellSpan Internal Medicine in Dover, Pennsylvania, and maintains hospital privileges at Encompass Health Rehabilitation Hospital of York. His clinical expertise focuses on managing chronic kidney disease and diabetes care, helping patients navigate these challenging conditions with comprehensive treatment plans. He specializes in diabetes management techniques including insulin pen therapy and autoinjector treatments. Patients consistently rate their experience with Dr. Gandionco highly, giving him an average rating of 4.7 stars.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.7
  • 38 years of experience
  • 35 insurance plans accepted
  • speaks English, Spanish
  • Winthrop Univ Hospital
  • 17 written reviews
  • 1 award
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Awards

  • Vitals Preferred Provider

    • Vitals Preferred Provider Award
      • Preferred Provider badge recognizes providers that are committed to transparency, responsiveness and great service to patients, and have earned a high patient satisfaction rating.

  • Click for our Methodology

Office Location

WellSpan Internal Medicine - Dover

4020 Carlisle RdDover, PA 17315
Mon8:00 am - 7:00 pm
Tue7:00 am - 4:00 pm
Wed7:30 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 3:00 pm
SatClosed
SunClosed

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John R Gandionco, MDPaul G. Varahrami, MDDr. Michael Knolle, DODr. Adewumi Bakare DMSc, PA-C
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
38 Years of Experience 35 Years of Experience 23 Years of Experience 5 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin)
Dover , PAHarrisburg , PAElizabethtown , PAMesquite , TX
Med School: SUNY @ Downstate Medical Center Med School: Universidad Autonoma De Guadalajara Facultad de Medicina Med School: Lake Erie College of Osteopathic Medicine Med School: University of Lynchburg - DMSc
Current Profile
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Insurance Plans Accepted by John R Gandionco

  • 1199SEIU
  • AARP
  • Aetna
  • AmeriHealth
  • AmeriHealth - HMO
  • AmeriHealth - Medicaid (Managed)
  • AmeriHealth Caritas
  • AmeriHealth Caritas - Medicaid (Managed)
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Federal Employees Program
  • Capital Blue Cross
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • CareSource
  • Cigna
  • Gateway Health
  • Gateway Health - Medicare
  • GEHA
  • Geisinger Health Plan
  • Geisinger Health Plan - Medicare (Advantage HMO)
  • HealthPartners
  • HealthPartners - Medicaid (Managed)
  • Humana
  • Independence Blue Cross
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UPMC Health Plan

Medical Specialties

John R Gandionco has the following specialty

Specialty Expertise

John R Gandionco has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

38 Years Experience

John R Gandionco holds an active medical license in the state of Pennsylvania. They are board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

Medical License

Medical Doctor with an active medical license in the state of Pennsylvania that expires in 2026.

Education & Training

Residency

Completed their residency at Winthrop Univ Hospital in 1995 and Winthrop Univ Hospital in 1993.

Medical School

Graduated from SUNY @ Downstate Medical Center in 1992 and Renaissance School of Medicine at Stony Brook University in 1988.

NPI Number

John R Gandionco's NPI number is 1770515405.

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Frequently Asked Questions

Which hospitals is John Gandionco affiliated with?
John Gandionco is affiliated with Encompass Health Rehabilitation Hospital Of York.
Where is John Gandionco's office located?
John Gandionco's office is located at 4020 Carlisle Rd, Dover, PA, 17315.
How can I make an appointment with John Gandionco?
You can find contact information for John Gandionco here on Vitals.
Does John Gandionco accept my insurance?
You can see the insurance plans that John Gandionco accepts on their Vitals profile.
Does John Gandionco accept virtual/telehealth appointments?
John Gandionco has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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