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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. CAROLINE KALEMBER M.D.
NPI 1487987509
Internal Medicine in Northbrook, IL

Active since September 08, 2009Opted out of Medicare · through Jul 15, 2027
94.1/100
CMS Quality Rating
400 SKOKIE BLVD. SUITE 405, NORTHBROOK, IL 60062(224) 215-8585(224) 296-1951 Get Directions Write a Review

NPPES record last updated: July 28, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Caroline Kalember M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. CAROLINE KALEMBER M.D. (NPI 1487987509) is an individual internal medicine provider in Northbrook, Illinois, licensed in Illinois (125055914) and active in the NPI registry since September 2009. She has opted out of Medicare through July 15, 2027 and remains eligible to order and refer.

NPPES Registry Identity

NPI1487987509
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. CAROLINE KALEMBERCredential: M.D.
Location Address400 SKOKIE BLVD. SUITE 405Northbrook, IL 60062
Mailing Address400 Skokie Blvd #405Northbrook, IL 60062 · (224) 215-8585 · Fax (224) 296-1951
Phone(224) 215-8585
Fax(224) 296-1951
Sole ProprietorNo
Enumeration DateSeptember 8, 2009
Last NPPES UpdateJuly 28, 2026
NPPES CertifiedJuly 28, 2026
✔ NPI 1487987509 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in IL · 125055914
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
400 SKOKIE BLVD. SUITE 405, Northbrook, IL 60062
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Caroline Kalember M.d. has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from July 15, 2025 through July 15, 2027.

Opt-Out Effective DateJuly 15, 2025
Opt-Out In Effect ThroughJuly 15, 2027Opt-out affidavits renew automatically every two years unless cancelled
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60062 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
Established Patient
$105.70 typical visit price
range $18.97 – $148.12
Typical copayment $26.42 (range $4.74 – $37.03)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

94.1/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.59
Promoting Interoperability100
Improvement Activities40

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 Caroline Kalember's NPI number?

The NPI number for Caroline Kalember is 1487987509. It was assigned to this individual provider in the NPPES registry on September 8, 2009.

Where is Caroline Kalember located?

Caroline Kalember practices at 400 Skokie Blvd. Suite 405, Northbrook, IL 60062. The listed phone number is (224) 215-8585.

What is Caroline Kalember's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Caroline Kalember enrolled in Medicare?

No. Caroline Kalember has opted out of Medicare through July 15, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Caroline Kalember was last updated on July 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days 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.