Keith I Block, MD

Hematology & Oncology

Internal Medicine

Keith I Block is a Hematology & Oncology specialist based in Skokie, IL with over 47 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: HEMATOLOGY/ONCOLOGY

(847) 492-3040Skokie, IL
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Keith I Block, MD has practiced internal medicine for 47+ years, working in group practice. A University of Miami, Lm Miller School of Medicine graduate since 1979, he brings 47+ years of experience. CMS Medicare data shows his patients commonly have cancer, high cholesterol, and hypertension.

1 of 238 Internal Medicine providers in ILSee all Internal Medicine in Skokie47+ years experienceNPI since 2007

Older · 3615dNPPES updated 2016-06-29 · verify NPI on CMS · Verify license at Illinois Department of Financial & Professional Regulation — Medical

Contact & Location

Practice Location

5230 Old Orchard Rd, Skokie, IL 60077-1034

Fax: (847) 492-3045
CMS Clinical Data

How Does This Doctor Compare?

Medicare Patients

208

Unique beneficiaries

Standard volume

Prescription Recipients

32

Patients prescribed

Prescriptions Written

146

Total claims

Total Medicare drug cost: $25k

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Cancer, High Cholesterol, and Hypertension.

Cancer
69%

Diseases involving abnormal cell growth with potential to spread to other body parts

High Cholesterol
59%

Elevated cholesterol or triglycerides that increase heart disease risk

Hypertension
50%

High blood pressure — a leading risk factor for heart disease and stroke

Anxiety Disorders
39%

Excessive worry or fear that interferes with daily life

Arthritis
34%

Joint inflammation causing pain, swelling, and stiffness

Osteoporosis
28%

Weakened bones that are more prone to fractures, common in older adults

Mood Disorders
24%

Conditions affecting emotional state, including depression and bipolar disorder

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

Industry Payment Transparency

$865 received from industry

39 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Keith I Block's NPI.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1979

    University of Miami Miller School of Medicine

  2. 47 years in practice

    Senior practitioner

Internal MedicineHematology & Oncology in SkokieAllopathic & Osteopathic Physicians

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Taxonomy: 207RH0003X

Education & Training

University of Miami, Lm Miller School of Medicine (Class of 1979)

Practice Footprint

Mailing address

Po Box 4543, Carol Stream, IL 60197-4543

Differs from practice location

Virtual Hematology & Oncology Care With Keith I Block

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Keith I Block for follow-up consultations, cholesterol management, blood pressure monitoring — no travel to Skokie required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Keith I Block

NPI records show Dr. Block as active with telehealth listed in Skokie, IL. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (847) 492-3040.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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