Quick answers
- Where does Jeffrey B. Frank see patients?
- Medicare's clinician data lists 1 practice location in Dekalb, IL. Call before your visit to confirm the address.
- What is Jeffrey B. Frank's specialty?
- Medicare lists Optometry as the primary specialty.
- Does Jeffrey B. Frank accept Medicare assignment?
- Yes. Medicare's clinician data says Jeffrey B. Frank accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Jeffrey B. Frank?
- (815) 758-1039, as listed in official Medicare / NPI Registry data.
- What is Jeffrey B. Frank's NPI number?
- 1871552174. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Jeffrey B. Frank is enrolled with Medicare (CMS data updated 2026-10-02).
- 3201 Commerce DrDekalb, IL 60115 (815) 758‑1039
Group practices
Medicare enrollment lists Jeffrey B. Frank as a member of this group (CMS data updated 2026-10-02).
- Spex Express Inc3 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Dekalb
Clinicians with the same Medicare primary specialty in Dekalb, IL — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | Illinois College Of Optometry At Chicago |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1871552174 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians