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

John Nickolas Psaltis, OD

Individual provider Optometrist · NPI 1346327301

John Nickolas Psaltis, OD is an Optometry in Greenville, Delaware. Graduated from Pennsylvania College of Optometry in 1993, 33 years ago. Accepts Medicare assignment. Licensed in Delaware and Pennsylvania.

Years since qualifying
33
Trained at
Pennsylvania College of Optometry
Licensed in
DE, PA
In the registry since
2006
Specialties on file
2
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

3801 Kennett Pike Ste A102
Greenville, DE 19807-2307
Phone: (302) 777-4794
Fax: (302) 777-4872
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence I30001211OS (DE)
Optometrist Taxonomy 152W00000X · Licence G000697PA (PA)

Record details

NPI number1346327301
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedNovember 1, 2006
Last updated in NPPESNovember 21, 2025
Certification dateNovember 21, 2025
Mailing address3801 Kennett Pike Ste A102, Wilmington, DE 19807-2307

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolPENNSYLVANIA COLLEGE OF OPTOMETRY
Graduated 1993 (33 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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