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

L Robert Warren MD LLC

Organization Family Medicine Physician · NPI 1144424847

L Robert Warren MD LLC is a Family Medicine Physician in Belvidere, Illinois. Registered with an NPI since 2007.

In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

205 Cadillac Ct Ste 6
Belvidere, IL 61008-1733
Phone: (815) 544-0444
Fax: (815) 544-0652
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X

Record details

NPI number1144424847
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official L Robert Warren — Pres · (815) 544-0444
NPI enumeratedJune 14, 2007
Last updated in NPPESMarch 8, 2012
Mailing address205 Cadillac Ct Ste 6, Belvidere, IL 61008-1733

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