ROBERT A LARSON DO
NPI 1902546963
Internal Medicine in Rockford, IL
About Robert A Larson Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ROBERT A LARSON DO (NPI 1902546963) is an individual internal medicine provider in Rockford, Illinois, licensed in Illinois (036.179662) and active in the NPI registry since March 2022. He is enrolled in Medicare PECOS and is a graduate of Midwestern University, Chicago College Of Osteopathic Med (2022).
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Robert A Larson Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 61108 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Robert Larson's NPI number?
The NPI number for Robert Larson is 1902546963. It was assigned to this individual provider in the NPPES registry on March 29, 2022.
Where is Robert Larson located?
Robert Larson practices at 5666 E State St, Rockford, IL 61108. The listed phone number is (815) 519-6087.
What is Robert Larson's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Robert Larson enrolled in Medicare?
Yes. Robert Larson is registered in the Medicare PECOS enrollment system.
When was this NPI record last updated?
The NPPES record for Robert Larson was last updated on June 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.