Summary

Dr. Peter Tothy is a board-certified oncologist and internal medicine physician who has dedicated 27 years to caring for patients with cancer and complex medical conditions. He earned his medical degree from the prestigious Icahn School of Medicine at Mount Sinai, where he developed a strong foundation in both cancer treatment and comprehensive internal medicine care. Dr. Tothy is fluent in both Spanish and English, allowing him to communicate effectively with diverse patient populations throughout Northwest Indiana.

Dr. Tothy practices at multiple respected healthcare facilities across the region, including Franciscan Health locations, Saint Catherine Hospital, and Northwest Health La Porte. His expertise encompasses treating various forms of cancer, particularly breast cancer, while also managing conditions like anemia and diabetes in pediatric and adolescent patients. He utilizes advanced diagnostic testing including comprehensive metabolic panels and electrolyte monitoring to ensure thorough patient care. Patients consistently rate Dr. Tothy highly for his compassionate approach, giving him an average rating of 4.5 out of 5 stars.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.5
  • 27 years of experience
  • speaks Spanish, English
  • Icahn School Of Medicine At Mount Sinai
  • 11 written reviews
  • 2 specialties
  • 27 areas of expertise
  • 2 board certifications
  • 9 hospital affiliations
  • 10 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Peter Klar Tothy has 10 locations

Northwest Cancer Center

342 E 109th AveCrown Point, IN 46307
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Pinnacle Hospital Inc

9301 Connecticut DrCrown Point, IN 46307

Franciscan Health Dyer

24 Joliet StDyer, IN 46311

Northwest Health La Porte

1331 State StLa Porte, IN 46350

Saint Mary Medical Center Inc

1500 S Lake Park AveHobart, IN 46342

Saint Catherine Hospital

4321 Fir StEast Chicago, IN 46312

Community Hospital

901 Macarthur BlvdMunster, IN 46321

Franciscan Health Crown Point

12750 Saint Francis DrCrown Point, IN 46307

Uchicago Medicine Crown Point

10855 Virginia StCrown Point, IN 46307

The Methodist Hospitals Northlake Campus

600 Richard Gordon Hatcher BlvdGary, IN 46402

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Dr. Peter Klar Tothy, MDLeah Michelle Johnson-WilliamsDr. Prabhakar Jivanlal Parikh, MDDr. Niket K Shah, MD
OncologyNurse PractitionerInternal MedicineHospital Medicine
Accepts New Patients
4.5 
27 Years of Experience 55 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks Spanish, English Speaks English Speaks English
Crown Point , INHOBART , INHarvey , ILNaperville , IL
Med School: Icahn School Of Medicine At Mount Sinai Med School: Medical College Baroda
Current Profile
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Insurance Plans Accepted by Dr. Peter Klar Tothy

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Peter Klar Tothy has the following 2 specialties

Specialty Expertise

Dr. Peter Klar Tothy has the following 27 areas of expertise

  • Acute Myeloid Leukemia
  • Adult T-Cell Leukemia-Lymphoma
  • Anemia
  • Blood Cancer
  • Bone Marrow and Lymphatic Tissue Cancer (Hematologic Neoplasm)
  • Bone Marrow Transplant
  • Cancer
  • Chemotherapy
  • Chronic B-Cell Lymphocytic Leukemia
  • Chronic Myeloid Leukemia
  • Colon Cancer
  • Deep Vein Thrombosis
  • Ethics
  • Head and Neck Cancer
  • Hepatitis C
  • Inflammation
  • Internal Medicine
  • Kidney Cancer
  • Leukemia
  • Lung Cancer
  • Lymphoma
  • Metastatic Breast Cancer
  • Myelodysplastic Syndromes
  • Myelofibrosis
  • Myeloma
  • Myeloproliferative Disorders
  • Urinary Bladder Cancer

Certifications, License, & Education

27 Years Experience

Dr. Peter Klar Tothy holds an expired medical license in the state of Indiana.

Medical License

Medical Doctor with an expired medical license in the state of Indiana that expired in 2025.

Education & Training

Medical School

Graduated from Icahn School Of Medicine At Mount Sinai in 1999.

NPI Number

Dr. Tothy's NPI number is 1023157278.

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Frequently Asked Questions

Does Dr. Peter Tothy accept virtual/telehealth appointments?
Dr. Peter Tothy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Dr. Peter Tothy?
You can find contact information for Dr. Peter Tothy here on Vitals.
What languages does Dr. Peter Tothy speak?
Dr. Peter Tothy speaks Spanish and English.
Is Dr. Peter Tothy accepting new patients?
Dr. Peter Tothy is accepting new patients on Vitals. View Dr. Peter Tothy's profile on Vitals to make an appointment.
Which hospitals is Dr. Peter Tothy affiliated with?
Dr. Peter Tothy is affiliated with Franciscan St Anthony Health-Crown Point, Franciscan Health Dyer, Saint Catherine Hospital, Northwest Health La Porte, Community Hospital, Saint Mary Medical Center Inc, Franciscan Health Crown Point, Pinnacle Hospital Inc, and Uchicago Medicine Crown Point.

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