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Welcome

The Ohio Hematology Oncology Society (OHOS) is a 501(c)(6) non-profit organization dedicated to advancing the care of patients with cancer and hematologic disorders in both private practice and hospital settings. Our membership includes more than 220 hematology and oncology physicians across Ohio, along with their full care teams including nurses, pharmacists, advanced practice providers, administrators, billers, coders, financial navigators, and more, representing over 1,100 oncology professionals in total.

OHOS also welcomes associate members, further broadening our network. Together, we provide a powerful voice for the field and offer cutting-edge education and innovative resources that empower our members to stay ahead of local and national trends shaping cancer care.

Founded to address the evolving needs of oncologists and hematologists practicing in Ohio, OHOS works to identify and remove barriers to quality cancer care. Membership is open to practicing hematologists and oncologists, their staff, academic institutions, and corporate entities involved in the care and treatment of cancer patients within the state.

Legislation Impacting Cancer Care in Ohio: OHOS Advocacy & Tracking

 

OHOS Legislative Advocacy

The Ohio Hematology Oncology Society, in partnership with our lobbying team, is actively monitoring state legislation that may impact cancer care, oncology providers, and their patients.

OHOS Legislative Tracking Report

OHOS 2025 Patient Advocate of the Year Award!

 

At the OHOS Annual Meeting on November 19, 2025, we proudly presented our Patient Advocate of the Year Award, celebrating the extraordinary individuals across Ohio who dedicate their careers, and their hearts, to supporting cancer patients. This year’s top honorees are:

#1 Kayleen Cunningham - Toledo Clinic Cancer Centers
#2 Mary Heinichen - TriHealth Cancer & Blood Institute
#3 Angela Ray - Columbus Oncology & Hematology

While these three were recognized at the top, they are part of an extraordinary community of advocates whose dedication to patients is truly remarkable. We invite you to CLICK HERE to read more about the top ten advocates and the full list of nominees.  Each with an inspiring story that showcases the power of advocacy in cancer care.

 

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Welcome

The mission of the Ohio Hematology Oncology Society is to address barriers to quality cancer care and promote the highest quality care for patients with cancer and blood disorders in our region through professional networking, education, and scientific research, as well as patient advocacy and public policy.

Latest News view all

Wishing You Happy Holidays and a Bright Start to 2026!
12/07/2025

Wishing You Happy Holidays and a Bright Start to 2026!

  • See What We've Accomplished Together in 2025!Read More
OHOS Legislative Advocacy Update
12/07/2025

OHOS Legislative Advocacy Update

  • December Legislative Highlights by OHOS Lobbyist, Matt Whitehead
  • OHOS Legislative Tracking Summary
Read More
MyCare Ohio Transitions to Next Generation Program in 2026
12/03/2025

MyCare Ohio Transitions to Next Generation Program in 2026

Managed care model for Ohioans who are dually eligible for Medicare and Medicaid

Read More
CMS Releases Outpatient Hospital Final Rule for 2026
11/25/2025

CMS Releases Outpatient Hospital Final Rule for 2026

  • Payment rates increase by 2.6%
  • Outpatient administration code payment reduced by 40%!
  • Along with many other updates!Read More
OHOS Patient Advocate of the Year Awards!
11/23/2025

OHOS Patient Advocate of the Year Awards!

Congratulations to all of our honorees!

  • Kayleen Cunningham - Toledo Clinic Cancer Centers,
  • Mary Heinichen - TriHealth Cancer & Blood Institute and
  • Angela Ray - Columbus Oncology & Hematology!

    ...and our many additional honorees who make a difference every day!

    Read More

Upcoming Events view all

 December 2025 
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OHOS Spotlight Webinar Series - Understanding Denials and Appeals in Oncology: Aetna Updates, CMS Changes, and Practical Strategies for Practices

Thu
15
2026
January 15, 2026
12:00PM - 1:00PM EST
view event details

OHOS and APPOS - Educational Program Opportunity

Fri
24
2026
April 24 - 25, 2026

SAVE THE DATE!

The Westin Cincinnati, 21 East 5th Street, Cincinnati, OH 45202

  • Practical Education for APPs & Pharmacists - Nurses Welcome!
  • CME, ACPE, & ANCC Credits, Expert Faculty, Diverse Agenda!
  • Cincinnati - April 24 - 25
view event details

OHOS and APPOS - Educational Program Opportunity

Fri
25
2026
September 25 - 26, 2026

SAVE THE DATE!

Hilton Cleveland Downtown, 100 Lakeside Ave E, Cleveland, OH 44114

  • Practical Education for APPs & Pharmacists - Nurses Welcome!
  • CME, ACPE, & ANCC Credits, Expert Faculty, Diverse Agenda!
  • Cleveland - September 25 - 26
view event details

OHOS Annual Fall Meeting

Wed
18
2026
November 18, 2026

SAVE THE DATE!

Quest Conference Center, 9200 Worthington Rd Ste 400, Westerville

view event details

Corporate Members view all