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

Dr. Alan David Weiler, OD

Individual provider Optometrist · NPI 1699755751

Dr. Alan David Weiler, OD is an Optometry in Chicago, Illinois. Graduated from Illinois College of Optometry at Chicago in 1991, 35 years ago. Licensed in Illinois.

Years since qualifying
35
Trained at
Illinois College of Optometry at Chicago
Licensed in
IL
In the registry since
2006
What do these letters mean?
OD — Doctor of Optometry
An optometrist: examines eyes, prescribes glasses and contacts, and treats many eye conditions.

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Practice location Address checks out

3500 N Ashland Ave
Chicago, IL 60657-1314
Phone: (773) 327-0874
Fax: (773) 327-6535
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X (IL)

Record details

NPI number1699755751
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedJanuary 17, 2006
Last updated in NPPESJuly 13, 2026
Mailing address3500 N Ashland Ave, Chicago, IL 60657-1314

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolILLINOIS COLLEGE OF OPTOMETRY AT CHICAGO
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Not indicated

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