DR. ROBERT B JOHNSON M.D.
NPI 1073579397
Internal Medicine - Cardiovascular Disease in Libertyville, IL

Active since April 25, 2006PECOS EnrolledAccepts Medicare Assignment
825 S MILWAUKEE AVE, LIBERTYVILLE, IL 60048(847) 573-2802(847) 573-2837 Get Directions Write a Review

NPPES record last updated: June 4, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 4, 2025, Dec 15, 2021 (2 updates tracked since 2021).

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

NPI1073579397
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameDR. ROBERT B JOHNSONCredential: M.D.
Location Address825 S MILWAUKEE AVELibertyville, IL 60048-3218
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900
Fax(847) 573-2837
Sole ProprietorNo
Medical School CMSYale University School Of MedicineGraduated 1992
Enumeration DateApril 25, 2006
Last NPPES UpdateJune 4, 20252 updates tracked since enumeration
NPPES CertifiedJune 4, 2025
NPI 1073579397 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
Licenses Licensed in IL · 036-121148 Licensed in NY · 213614
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedInternal MedicineTaxonomy 207R00000X · License 213614 (NY)
825 S MILWAUKEE AVE, Libertyville, IL 60048

Secondary Practice Location 1

Location 1755 S. Milwaukee Avenue, Suite 263Libertyville, IL 60048-3266 · Phone (847) 918-1500 · Fax (847) 918-1500

Other Identifiers 1

Medicaid01955022NY

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.

PECOS PAC ID1658391909
PECOS Enrollment IDI20121119000389
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
1,062 services825 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
420 services263 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
257 services88 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
252 services233 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
146 services74 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
135 services135 patients

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, IL
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140182
Location836 West Wellington AvenueChicago, IL 60657 · Cook County
Emergency services Birthing friendly

Advocate Condell Medical Center

Acute Care Hospitals · Libertyville, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140202
Location801 S Milwaukee AveLibertyville, IL 60048 · Lake County
Emergency services Birthing friendly

Advocate Christ Hospital & Medical Center

Acute Care Hospitals · Oak Lawn, IL
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number140208
Location4440 W 95th StreetOak Lawn, IL 60453 · Cook County
Emergency services Birthing friendly

Physician 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.

New Patient
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431
DME-Oxygen and Supplies · category DC000N
2 suppliers20 claims20 services$13.79 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
2 suppliers20 claims20 services$61.54 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

Physician Assistant
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048
Family Medicine
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048
Surgery (Surgical Oncology)
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048
Occupational Therapist
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048
Family Medicine
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048
Physician Assistant
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048
Family Medicine
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048
Family Medicine
825 S MILWAUKEE AVE
LIBERTYVILLE, IL 60048

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.