Dean G Tsarwhas, M.D.

Medical Oncology Internal Medicine

Internal Medicine

(847) 582-2134Lake Forest, IL
Telehealth Available
NPI Active per CMS — Q2 2026

With over 39 years in internal medicine, Dean Tsarwhas, M.D. is a long-established medical oncology internal medicine specialist in Lake Forest. He graduated from Northeastern Ohio University College of Medicine in 1987 and has 39+ years of clinical experience. Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy.

1 of 57 Internal Medicine providers in ILSee all Internal Medicine in Lake Forest39+ years experienceNPI since 2005

Data updated 2015-11-04 on CMS NPPES

Contact & Location

Practice Location

660 N Westmoreland Rd Suite 100, Lake Forest, IL 60045-1659

Fax: (847) 535-7858

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Background & Specialty

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

Internal MedicineMedical Oncology in Lake ForestAllopathic & Osteopathic Physicians

Medical oncologists diagnose and treat cancer using chemotherapy, immunotherapy, targeted therapy, and hormone therapy. They coordinate care with surgical oncologists and radiation oncologists for comprehensive cancer treatment.

Taxonomy: 207RX0202X

Education & Training

Northeastern Ohio University College of Medicine (Class of 1987)

Virtual Medical Oncology Care With Dean Tsarwhas

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

Schedule a virtual visit with Dean Tsarwhas for follow-ups, medication reviews, and ongoing care — no travel to Lake Forest required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Dean Tsarwhas

NPI records show Dr. Tsarwhas as active with telehealth listed in Lake Forest, IL. Note: NPI status alone doesn't confirm open availability — always call ahead. Phone: (847) 582-2134.

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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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