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

Dr. Mark I. Ross, OD

Individual provider Optometrist · NPI 1659423655

Dr. Mark I. Ross, OD is an Optometrist in Crystal Lake, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2007
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

490 Coventry Ln Ste 201
Crystal Lake, IL 60014-7548
Phone: (815) 455-5034
Fax: (815) 455-5041
Show map & directions

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

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 46008014 (IL)

Record details

NPI number1659423655
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorYes
NPI enumeratedJanuary 18, 2007
Last updated in NPPESApril 6, 2009
Mailing address490 Coventry Ln Ste 201, Crystal Lake, IL 60014-7548

Other providers in Crystal Lake