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

Dr. Delia Nai-Yueh Sang, MD

Individual provider Retina Specialist (Ophthalmology) Physician · NPI 1508842634

Dr. Delia Nai-Yueh Sang, MD is an Ophthalmology in Brookline, Massachusetts. Graduated from Columbia University College of Physicians and Surgeons in 1975, 51 years ago. Accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
51
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
MA
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1101 Beacon St Ste 3-E
Brookline, MA 02446-5587
Phone: (617) 731-1760
Fax: (617) 731-0610
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 47248 (MA)
Retina Specialist (Ophthalmology) Physician Taxonomy 207WX0107X · Licence 47248 (MA)

Record details

NPI number1508842634
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 20, 2005
Last updated in NPPESJanuary 3, 2022
Certification dateJanuary 3, 2022

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 1975 (51 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount