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Dr. Sungjun J. Hwang, MD


  • (585) 394-2020

Dr. Hwang's Overview

Dr. Sungjun J. Hwang graduated from the Brown University Alpert Medical School in 1994. He works in Canandaigua, NY and specializes in Ophthalmology. Dr. Hwang is affiliated with FF Thompson Hospital and Geneva General Hospital.

Dr. Hwang's Experience

Years in Practice: 21

Dr. Hwang's Specialties


Dr. Hwang's Education & Training

Medical School: Brown University Alpert Medical School; Graduated 1994

Dr. Hwang's Rating

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Overall Rating


  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
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Dr. Hwang's Accepted Insurance

  • Aetna Choice POS II
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • BCBS Blue Card PPO
  • CIGNA Open Access Plus
  • Empire PPO
  • Excellus BluePPO
  • Great West PPO
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Dr. Hwang's Office Information & Appointments

Office Locations

Karl J Marchenese MD PC
Eye Care Center

325 West St Ste 101
Canandaigua, NY 14424
(585) 394-2020


Office Hours and Information

Fax: (585) 394-9261

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

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

Dr. Hwang's Hospital Affiliations

Office Locations

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