Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Anastasiya Dudnyk
Optometrist in Chicago, IL · enumerated 2026.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1245156132
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Registry record
Entity type Individual (Type 1)
Name Anastasiya Dudnyk
Sex Female
Practice address 3241 S Michigan Ave Ste 1, Chicago, IL, 60616
Phone (312) 225-6200
Enumeration date Jun 25, 2026
Last updated in NPPES Jul 10, 2026
Taxonomy & licenses
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
What is the NPI number for Anastasiya Dudnyk?
The National Provider Identifier (NPI) for Anastasiya Dudnyk is 1245156132, a Type 1 (individual) record in the CMS NPPES registry.
Where does Anastasiya Dudnyk practice?
The practice location on file with NPPES is in Chicago, IL. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Kristen Buskirk Optometrist · Chicago, IL NPI 1720494412 Chelsea Bradley Optometrist · Chicago, IL NPI 1669026795 Randi-Jo Francis Optometrist · Chicago, IL NPI 1740855105 Olivia Nichols Optometrist · Chicago, IL NPI 1245805639 Alyssa Lancaster Optometrist · Chicago, IL NPI 1912572397 Sanjana Saksena Optometrist · Chicago, IL NPI 1205570397 Natalie Polk Optometrist · Chicago, IL NPI 1649914565 Frederick Neher Optometrist · Chicago, IL NPI 1295470763
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-10.