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

Irena Sigel, OD

Individual provider Optometrist · NPI 1366859829

Irena Sigel, OD is an Optometrist in Denver, Colorado. Licensed in Colorado and Texas. Registered with an NPI since 2014.

Licensed in
CO, TX
In the registry since
2014
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

3545 Quebec St Ste 115
Denver, CO 80207-1603
Phone: (303) 501-1122
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence OPT.0003074 (CO)
Optometrist Taxonomy 152W00000X · Licence 8407T (TX)

Record details

NPI number1366859829
Entity typeIndividual (Type 1)
GenderFemale
Credentials OD
Sole proprietorNo
NPI enumeratedJuly 16, 2014
Last updated in NPPESSeptember 22, 2014
Mailing address3200 Brighton Blvd, Denver, CO 80216-5019

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