Diane Sierens, M.D.
NeurosurgeryListing does not mean the doctor offers SpineLens second opinions.
Specialty
Neurosurgery
Clinic or group
Cook County | Southern Illinois Medical Services Nfp
Address
2350 N Rockton AVE
Rockford, IL 61103
Phone
NPI
1831127802
Source: public NPI Registry. Registry last updated March 6, 2026. Directory data as of 2026-10.
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