Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Dr. David Arnold Greenberg, O.D.
Optometrist in Chicago, IL · enumerated 2010.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1093047003
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Registry record
Entity type Individual (Type 1)
Name Dr. David Arnold Greenberg
Credential O.D.
Sex Male
Practice address 3982 N Milwaukee Ave, Chicago, IL, 60641
Phone (773) 282-2000
Fax (773) 282-9428
Enumeration date Feb 2, 2010
Last updated in NPPES Feb 2, 2010
Taxonomy & licenses
OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses.
About the OD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
Where does David Greenberg practice?
The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for David Greenberg?
The National Provider Identifier (NPI) for David Greenberg is 1093047003, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Francisco Marruenda Ophthalmology Physician · Chicago, IL NPI 1992758817 Osvaldo Lopez Ophthalmology Physician · Chicago, IL NPI 1346296415 David Tresley Ophthalmology Physician · Chicago, IL NPI 1508803511 Michael Korey Ophthalmology Physician · Chicago, IL NPI 1497792410 Andrew Lewicky Ophthalmology Physician · Chicago, IL NPI 1407893449 Robert Weiss Ophthalmology Physician · Chicago, IL NPI 1184661159 Harvinder Atluri Ophthalmology Physician · Chicago, IL NPI 1306887518
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-02-02.