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

Dr. Alan Y Chow, MD

Individual provider Ophthalmology Physician · NPI 1891802096

Dr. Alan Y Chow, MD is an Ophthalmology in Glen Ellyn, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 1976, 50 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
50
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IL
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

386 Pennsylvania Ave Ste 3N
Glen Ellyn, IL 60137-4323
Phone: (630) 858-4411
Fax: (630) 858-4793
Show map & directions

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

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X (IL)

Record details

NPI number1891802096
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 24, 2006
Last updated in NPPESOctober 31, 2007

Medicare enrollment

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

Medicare specialtyOPHTHALMOLOGY
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 1976 (50 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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