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

Dr. John D Zilis, MD

Individual provider Ophthalmology Physician · NPI 1518964246

Dr. John D Zilis, MD is an Ophthalmology Physician in Denver, Colorado. Licensed in Colorado. Registered with an NPI since 2005.

Licensed in
CO
In the registry since
2005
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

850 E Harvard Ave Ste 155
Denver, CO 80210-5073
Phone: (303) 778-1910
Fax: (303) 698-2694
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 31705 (CO)

Record details

NPI number1518964246
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2005
Last updated in NPPESOctober 24, 2007

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