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

Jeff Brian Frank, OD

Individual provider Optometrist · NPI 1871552174

Jeff Brian Frank, OD is an Optometry in Dekalb, Illinois. Graduated from Illinois College of Optometry at Chicago in 2003, 23 years ago. Practices with Spex Express Inc, a 3-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
23
Trained at
Illinois College of Optometry at Chicago
Licensed in
IL
In the registry since
2006
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

3201 Commerce Dr
Dekalb, IL 60115
Phone: (815) 758-1039
Fax: (815) 756-1396
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Optometrist (primary) Taxonomy 152W00000X · Licence 046009566 (IL)

Record details

NPI number1871552174
Entity typeIndividual (Type 1)
GenderMale
Credentials OD
Sole proprietorNo
NPI enumeratedMarch 23, 2006
Last updated in NPPESJuly 16, 2025
Certification dateJuly 3, 2025
Mailing address3201 Commerce Drive, Dekalb, IL 60115

Medicare enrollment

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

Medicare specialtyOPTOMETRY
Medical schoolILLINOIS COLLEGE OF OPTOMETRY AT CHICAGO
Graduated 2003 (23 years in practice)
Group practice Spex Express Inc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Dekalb