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Dr. Yong-Sung S. Chyun, MD

Internal Medicine

  • (860) 582-1100

Dr. Chyun's Overview

Dr. Yong-Sung S. Chyun graduated from the Columbia University College of Physicians and Surgeons in 1976. He works in Bristol, CT and specializes in Internal Medicine and Endocrinology, Diabetes & Metabolism.

Dr. Chyun's Experience

Years in Practice: 39

Dr. Chyun's Specialties

Internal Medicine, Endocrinology, Diabetes & Metabolism

Dr. Chyun's Education & Training

Medical School: Columbia University College of Physicians and Surgeons; Graduated 1976

Dr. Chyun's Rating

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Overall Rating


  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
  • View All Ratings

Dr. Chyun's Accepted Insurance

  • Aetna Choice POS II
  • Aetna Managed Choice POS Open Access
  • CIGNA Open Access Plus
  • First Health PPO
  • Great West PPO
  • Humana ChoiceCare Network PPO
  • Multiplan PPO
  • Oxford Freedom
  • View More

Dr. Chyun's Office Information & Appointments

Office Locations

ProHealth Physicians Inc
Pro Health Physicians

1001 Farmington Ave Ste 201
Bristol, CT 06010
(860) 582-1100


Office Hours and Information

Fax: (860) 582-8368

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: No

Monday 8:30 AM - 5:00 PM
Tuesday 8:30 AM - 5:00 PM
Wednesday 8:00 AM - 12:00 PM
Thursday 8:30 AM - 5:00 PM
Friday 8:30 AM - 12:00 PM
Saturday Closed
Sunday Closed

Other Physicians in Dr. Chyun's Practice

  • Not Available

Dr. Chyun's Hospital Affiliations

  • Not Available

Office Locations

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