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Dr. Joann Chang, MD

Dr. Joann Chang, MD

Age 46 Ophthalmology F
(10) 10 reviews

Telehealth available

Accepting New Patients


Dr. Joann Chang, MD is a ophthalmology specialist in Lancaster, MA. Dr. Chang completed a residency at University Of Chicago Hospitals. She currently practices at D'Ambrosio Eye Care and is affiliated with Emerson Hospital. She accepts multiple insurance plans. Dr. Chang is board certified in Ophthalmology.


  • John Moran Eye Ctr University Ut, Fellowship Hospital
  • University Of Chicago Hospitals, Residency Hospital
  • Medical College Of Wisconsin, Internship Hospital
  • University of Cincinnati / Main Campus, Medical School — 2004

Insurance Accepted

  • Aetna
  • Anthem
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Louisiana
  • Blue Cross Blue Shield of Massachusetts
  • Capital District Physician's Health Plan (CDPHP)
  • Cigna
  • Connecticare
  • EmblemHealth
  • Empire Blue Cross Blue Shield
  • Fallon Community Health Plan
  • First Health (Coventry Health Care)
  • Harvard Pilgrim Health Care
  • Health Net
  • HealthFirst
  • Humana
  • MagnaCare
  • Medical Mutual of Ohio
  • MultiPlan
  • Oxford Health Plans
  • Simplifi
  • UnitedHealthCare

* Please verify this information when scheduling an appointment.


Chinese, Mandarin


  1. D'Ambrosio Eye Care

    1. 1
      D'ambrosio Eye Care Inc.
      479 OLD UNION TPKE, Lancaster, MA 01523 Existing Patients: (978) 537-3900
    2. 2
      Acton Office
      100 Powdermill Rd, Acton, MA 01720 Existing Patients: (978) 897-7212

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She is pleasant, caring and very professional. Listens so that she does not miss anything. She goes above and beyond in situations where it is helpful. She also takes time to explain. One of best I have been to out of 20+ ophthalmologists in 5 US states.
— Jul 07, 2020
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Photo: Dr. Joann Chang, MD
Dr. Joann Chang, MD
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Frequently Asked Questions

Dr. Chang frequently treats Aphakia and Other Disorders of Lens, Herpetic Keratitis, and Stye.  

Find contact information here to make an appointment.

Hospital Affiliations

  • Emerson Hospital
  • Health Alliance Clinton Hospital