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MANAGEMENT TEAM

OUR  EXPERTS

Our management team brings together highly experienced and trusted individuals in healthcare who have successful track records of managing and growing oncology centers nationwide.

Management Team

  • Jeffrey Goffman
    Jeffrey Goffman
    Chief Executive Officer
  • Grant Ingersoll
    Grant Ingersoll
    President
  • Stuart M. Bitting
    Stuart M. Bitting
    EVP, Chief Financial Officer
  • Brice Keyser
    Brice Keyser
    Chief Accounting Officer
  • Josh Johnson
    Josh Johnson
    Chief Operating Officer
  • Chris Bright
    Chris Bright
    COO - ION
  • Randy Sklar
    Randy Sklar
    Chief Development Officer
  • Ryan E. White
    Ryan E. White
    Chief Compliance Officer
  • Robbie Rhymer
    Robbie Rhymer
    EVP Human Resources & Chief Clinical Operations Officer
  • Geoffrey Swaby
    Geoffrey Swaby
    VP of Operations (Central)
  • Michael McEnery
    Michael McEnery
    VP of Operations (West)
  • Ann Phan
    Ann Phan
    VP of Revenue Cycle
  • Glenn Augustine
    Glenn Augustine
    VP of Purchasing
  • Nicki McKnight
    Nicki McKnight
    Compliance Director
  • Mirela Chorzewski
    Mirela Chorzewski
    Billing & Collections Manager
  • Jeremy Favis
    Jeremy Favis
    Director of IT (West)
  • Monica Moreno
    Monica Moreno
    Director of Payor Contracting & Credentialing
  • Jonathan Rayford
    Jonathan Rayford
    Director of IT (Central)
  • Robert Arnold
    Robert Arnold
    Arrangements Officer

Contact us today if you would like to discuss becoming an ION partner.

Jeffrey Goffman
Chief Executive Officer

Jeffrey Goffman is the Chief Executive Officer of Integrated Oncology Network, LLC in 2009. Mr. Goffman was the CEO and Founder of OnCURE Medical Corp. (“OnCURE”). OnCURE was one of the largest providers of outpatient radiation oncology care in the United States until sold in 2006.

Mr. Goffman was also a co-founder of Affiliated Pet Systems, LLC, a private company that provides PETCT services in the Maryland / Washington D.C. area, which was sold in 2015.

Mr. Goffman was the CEO and Founder of U.S. Diagnostic, Inc. (“USD”), a leading consolidator of outpatient diagnostic imaging facilities. Mr. Goffman took USD Public in 1994.

Mr. Goffman is an inactive Certified Public Accountant licensed in New York and Florida and holds a Bachelor of Science degree in Accounting from the Barney School of Business at the University of Hartford. Mr. Goffman is the Chair of the American Cancer Society’s CEO’s Against Cancer California Chapter, and the former Chair of the Orange County Regional Council. Mr. Goffman serves on the non-profit board of CureDuchenne and Wings for Crossover.

Grant Ingersoll
President

Mr. Ingersoll is the President and Co-Founder of Integrated Oncology Network, LLC. Prior to ION, Mr. Ingersoll was the Director of Corporate Development at Vantage Oncology and OnCURE Medical Corp., two of the largest radiation oncology providers in the U.S. Mr. Ingersoll has also worked at Microsoft, in investment banking and as a management consultant. Mr. Ingersoll received his Masters of Business Administration from the University of Southern California and his Bachelor’s in Finance from Brigham Young University.

Stuart M. Bitting
EVP, Chief Financial Officer

Stuart leads the company’s finance, accounting, revenue cycle, planning and IT functions. Previously, he was Executive Vice President and CFO of e+CancerCare which was acquired by ION in June 2019.  Prior to e+CancerCare, he was the CFO of HarperCollins Christian Publishing, which comprises Thomas Nelson Inc. and Zondervan. Stuart has over 30 years of broad financial, strategic, operational, and merger and acquisition experience across multiple business segments with companies including Frito-Lay, Inc. (a division of PepsiCo), Centex Homes (now part of Pulte Group, Inc.), David Weekley Homes, CompX International Inc., NCH Corporation and Atlas Powder Company. Stuart earned a B.A. in Accounting from St. Ambrose University and a Finance Certificate from Southern Methodist University and is a licensed CPA and CGMA.

Brice Keyser
Chief Accounting Officer

 is the Chief Financial Officer. Previously, Mr. Keyser was the Senior Director of Finance and Controller for Prospect Medical and the Vice President and Corporate Controller for Pacific Health Corporation. Mr. Keyser was responsible for financial reporting, consolidation, earnings releases, debt offerings and was involved in acquisition related activities for these hospital systems. From 1999 to 2011 Mr. Keyser was an Assurance Manager and Senior Manager in the Healthcare Group for the public accounting firms of Deloitte and Moss Adams, respectively. Mr. Keyser is an inactive Certified Public Account licensed in California and holds Bachelor Degrees in Accounting and Finance from California State University of Long Beach.

Josh Johnson
Chief Operating Officer

Josh Johnson is the Senior Vice President, Chief Operating Officer of Integrated Oncology Network, LLC (ION).  Previously, Mr. Johnson was the Senior Vice President, Chief Operating Officer and Chief Development Officer for e+CancerCare which was acquired by ION in June of 2019.  He was responsible for overall operations, analyzing and developing plans to drive growth, nurturing existing and new business opportunities as well as partner relationships.  In addition, he led the company’s corporate development function, with responsibility for acquisitions, mergers and joint ventures while overseeing sales and marketing.  He assisted with the development of programs supporting organizational strategy and objectives, both short and long range.  Previously, Josh was the Chief Operating Officer for Accurate Healthcare and worked for AmSurg, a leading, outpatient surgery company, where his focus entailed financial management and operational assistance.  Mr. Johnson brings over fifteen (15) years of healthcare experience with a keen focus on oncology service line leadership.

Chris Bright
COO - ION

 is the Chief Operations Officer of Integrated Oncology Network, LLC. Prior to ION, Mr. Bright was the Chief Operations Officer at SightLine Health and assisted in the startup of SightLine in July 2005. SightLine Health is a leading, national healthcare company that builds and operates patient-focused facilities providing advanced, non-invasive treatment options for cancer. He is the former Divisional CEO of SightLine Development Company and was responsible for joint ventures, strategic alliances and partner relations. Previously, he was the National Sales Director for Ramic Medical Imaging, which consisted of thirty eight multi-modality outpatient diagnostic imaging centers. Mr. Bright brings over 12 years of healthcare experience with a focus in oncology and radiology.

Randy Sklar
Chief Development Officer

 is SVP & Chief Development Officer of ION. Previously, Mr. Sklar was VP of the Cancer Center Solutions for Philips Healthcare, where he was responsible for Philips’ initiative to build a comprehensive approach to provide clinical and business solutions for providers of cancer centers.

Previously, Mr. Sklar served as the VP of Business Development for Philips Medical Capital (“PMC”). He was also a member of PMC’s Credit Committee and PMC’s Operating Committee.

Mr. Sklar previously held positions as the Chief Development Officer for OnCure Technologies Corporation, US Diagnostic Inc. and also MediTek Health Corporation. Mr. Sklar has a BS degree from Rider University in Finance.

Ryan E. White
Chief Compliance Officer

Ryan White is the Executive Vice President, Corporate Compliance Officer of ION.  Prior to ION, Mr. White was the Compliance Officer for DaVita Health Plan of California. Mr. White has extensive audit, compliance, investigations, privacy and regulatory experience and is skilled in the implementation of global compliance programs, risk assessments, policies, internal control procedures, and the comprehensive analysis of exposure issues related to internal and government audits and investigations.

Previously, Mr. White served as the Senior Director of DaVita HealthCare Partners National compliance program.  Mr. White has also worked in senior compliance and legal roles at Allergan Inc. and McKesson Corp. Mr. White has a Bachelor’s Degree from Vassar College in Biopsychology.

Robbie Rhymer
EVP Human Resources & Chief Clinical Operations Officer

Robbie Rhymer is the Executive Vice President of Human Resources & Chief Clinical Operations Officer of Integrated Oncology Network, LLC.  Prior to ION, Mr. Rhymer was the Chief Clinical Operations Officer and Chief Compliance Officer for e+ CancerCare, responsible for overall clinical operations, human resources, compliance and physician relationships.  e+ CancerCare was acquired by ION in June, 2019.  He assisted in the start-up of e+ in 2003, at which time the company started as a PET/CT company & then expanded to a full, outpatient, oncology service line in 2008.  Previously, Robbie was a Regional Vice President at Symbion, a leading, for-profit ambulatory surgery center company, where he managed the Southeastern regional market and was keenly instrumental in the incremental growth of the division, service, quality and various financial aspects . He possesses a strong leadership and clinical background (critical care, surgery and oncology) having held various positions at academic and for-profit companies, including both Tenet Healthcare and HCA.  Mr. Rhymer has a graduate degree from Duke University and has more than thirty (30) years’ experience in healthcare.

Geoffrey Swaby
VP of Operations (Central)

Geoffrey Swaby is the National Director of Operations for SightLine Oncology Services since September, 2013.  Previously Geoffrey was the Regional Facility Administrator for SightLine Oncology Services overseeing both Century Cancer Centers locations in Houston at the Medical Center and West Houston.  Geoffrey leads the national team of Facility Administrators assisting with facility operations.   He is strongly aligned with the ION culture of compassion and commitment to customer service.   Previously, he was the outpatient Director for Memorial Hermann Hospital a part of the largest not-for-profit health system in Southeast Texas.  Mr. Swaby received his MBA from the University of Houston – Clear Lake and brings over 25 years of healthcare experience with a focus in outpatient services.

Michael McEnery
VP of Operations (West)

 is the head of Southern California operations for ION. Mike was previously with OnCURE Medical from 2002 until 2007 as part of Mr. Goffman’s team as a Sr. Financial Analyst working in the areas of finance, acquisition, and physician relations.

Previously Mike worked at Celestica (A $600 Million regional contract electronics manufacturer) as a financial analyst, IPC Communication Services (a $120 Million international printing, CD-ROM & DVD manufacturing, software packaging & distribution company) as an assistant controller.

Ann Phan
VP of Revenue Cycle

 is the VP of Revenue Cycle for Integrated Oncology Network, LLC. Prior to ION, Ms. Phan was the Accounting and Revenue Manager for OnCURE Medical from 2004 until 2012 where she developed standardization of financial reporting, billing and collection, captive finance, as well as revenue recognition matrix analysis. Ms. Phan was instrumental in establishing reporting and monitoring of revenue cycle operations resulting in efficiencies in both revenue capture and collections.

Prior to OnCURE, Ann held various finance, business, and controlling positions at Sentry Medical Products and Tyco Healthcare. While at Sentry Medical Products and Tyco Healthcare, Ann was the Vice President of Finance and Controller where she was over-seeing all accounting functions, finance & acquisition synergy analyses, and integration / consolidation of newly acquired business. While at Tyco Healthcare, she was credited for leading $1M+ in cost reduction and rebate recovery projects.

Glenn Augustine
VP of Purchasing

Glenn Augustine is the Director of Operations for Sightline Development Company.  He has been with Sightline for 9 years.  Currently, he manages the supply chain and facilities management for our facilities.  In addition, he manages all service agreements for our equipment.

Prior to joining Sightline, Glenn was a Director of Outpatient Imaging with Memorial Hermann Health System.  In addition, he was a Regional Director of Operations PET/CT with Alliance Imaging.

Glenn brings 25+ years of healthcare experience from cardiac testing, PET/CT, diagnostic imaging, and radiation therapy.

Nicki McKnight
Compliance Director

Nicki McKnight CPC, CHC is the Compliance Director for Integrated Oncology Network, LLC. Prior to ION, Ms. McKnight was the Director of Compliance for Vantage Oncology and OnCure Medical Corp., two of the largest oncology providers in the US. Ms. McKnight has also worked for Medicare, training auditors and assisting with investigations and as owner and Chief Operations Officer for OnSite Medical Corp., performing billing and collection services for physicians. Ms. McKnight has a Bachelor’s Degree from Weber State University, is Board Certified in Health Care Compliance through Health Care Compliance Association and is a Certified Professional Coder.

Mirela Chorzewski
Billing & Collections Manager

Mirela has 20+ years of experience in the medical billing field. She started her career in the healthcare industry working with a pediatric group in the referral and billing department.  Mirela honed her collection skills when working for a DME company and at Medical Management Resources where she was given the responsibility for managing the company’s specialty collections. In 2011, Mirela was the Collections Supervisor at OnCURE responsible for all the California centers.

For the last 5 years, Ms. Chorzewski has been the Billing & Collections Manager at IPSS where she supervises charges, payments and the AR, as well as being responsible for administering and leading all billing and collection functions of the department. Mirela arranged the Billing Dept assignments and responsibilities to assure accuracy while evaluating and organizing office procedures to guarantee efficient work flow. Mirela restructured billing functions and streamlined processes in order for billing to be submitted timely, to ensure that proper payment is received. She is responsible for denial management and complete appeal process.

Jeremy Favis
Director of IT (West)

Jeremy is the Director of I.T. for Integrated Oncology Network, LLC.  He has 17 years of experience in information technology, spanning infrastructure, systems and application implementation and support, network configuration and security, and ensuring critical IT operations for the organization.

Prior to ION, Jeremy worked at OnCURE Medical Corp. as a Clinical Information Systems Analyst, coordinating between the treatment centers and I.T. on all aspects of clinical information systems, facilitating the installation, configuration, maintenance, and support of clinical systems.  Jeremy has also held positions as System Administrator at OnCURE and at Kinecta Federal Credit Union.  Jeremy received his Bachelor of Arts in Business Administration with a concentration in Management Information Systems from California State University, Fullerton.

Monica Moreno
Director of Payor Contracting & Credentialing

Monica has specialized in contracting and credentialing Medical Providers with Health Plans, IPAs, Hospitals and state government enrollments for over 5 years.

Previously, Monica has served as a Specialist at Mednax Services, Inc. overseeing all initial enrollments as well as recredentialing, hospital privilege reappointments and Group Disclosure forms.

During her time there, she had re-defined the concept of timely enrollment through her fast and accurate work ethic. Reducing processing time from 8 months to 4 months for office based providers. Monica Graduated with her Bachelor’s degree from California State Polytechnic University, Pomona with a degree in Sociology.

Jonathan Rayford
Director of IT (Central)

Jonathan is the Director of IT for SightLine Health. SightLine Health is a leading, national healthcare company that builds and operates patient-focused facilities providing advanced, non-invasive treatment options for cancer. Mr. Rayford joined SightLine Health in 2010 and has over a decade of IT experience. Jonathan has been heavily involved in every aspect of Information Technology for the SightLine Health facilities which includes product installation, system configuration, maintenance, and consulting.

Previously, Jonathan was a member of the IT department for Louisiana State Employees Retirement System. Jonathan received his bachelor’s degree from Louisiana State University with a concentration in Information Systems and Decisions Sciences. ​

Robert Arnold
Arrangements Officer

Robert Arnold is the Arrangements Officer of ION.  Mr. Arnold is responsible for managing ION’s Corporate Integrity Agreement requirements, including the review and approval process for contracts with physicians, hospitals and other referral sources.

Mr. Arnold has over 15 years of legal, compliance, and management consulting experience in the healthcare industry.  He has worked extensively on government investigations, fraud and abuse litigation, physician compensation, risk assessments, compliance training, and audit and monitoring programs.  Prior to ION, Mr. Arnold was Senior Director of DaVita HealthCare Partners for their California operations and Compliance Officer of the HCP ACO.  He also served in compliance and legal roles with Huron, Allergan, and McKesson Corp.