Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. William Z Sun, MD

Individual provider Ophthalmology Physician · NPI 1043247943

Dr. William Z Sun, MD is an Ophthalmology in Philadelphia, Pennsylvania. Graduated from Hahneman Medical College of the Pacific in 1976, 50 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Pennsylvania.

Years since qualifying
50
Trained at
Hahneman Medical College of the Pacific
Licensed in
PA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2031 Locust St
Philadelphia, PA 19103-5611
Phone: (215) 564-4277
Fax: (215) 563-9721
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence MD-020214-E (PA)

Record details

NPI number1043247943
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 27, 2006
Last updated in NPPESMarch 24, 2008

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolHAHNEMAN MEDICAL COLLEGE OF THE PACIFIC
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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