DR. ROBERT B JOHNSON M.D.
NPI 1073579397
Internal Medicine - Cardiovascular Disease in Libertyville, IL
About Dr. Robert B Johnson M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ROBERT B JOHNSON M.D. (NPI 1073579397) is an individual cardiovascular disease provider in Libertyville, Illinois, licensed in Illinois (036-121148) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS, is affiliated with Advocate Illinois Masonic Medical Center, and maintains a secondary practice location in Libertyville.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Robert B Johnson M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Areas of Expertise CMS Part B claims 21
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Advocate Illinois Masonic Medical Center
Acute Care Hospitals · Chicago, ILAdvocate Condell Medical Center
Acute Care Hospitals · Libertyville, ILAdvocate Christ Hospital & Medical Center
Acute Care Hospitals · Oak Lawn, ILPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 60048 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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 Johnson's NPI number?
The NPI number for Robert Johnson is 1073579397. It was assigned to this individual provider in the NPPES registry on April 25, 2006.
Where is Robert Johnson located?
Robert Johnson practices at 825 S Milwaukee Ave, Libertyville, IL 60048. The listed phone number is (847) 573-2802.
What is Robert Johnson's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.
Is Robert Johnson enrolled in Medicare?
Yes. Robert Johnson is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
What insurance does Robert Johnson accept?
Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Robert Johnson as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Robert Johnson affiliated with any hospitals?
According to CMS data, Robert Johnson is affiliated with Advocate Illinois Masonic Medical Center, Advocate Condell Medical Center and Advocate Christ Hospital & Medical Center.
When was this NPI record last updated?
The NPPES record for Robert Johnson was last updated on June 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.