Public Reporting
ACO Name and Location
HarmonyCares ACO, LLC
500 Kirts Blvd.
Troy, MI 48084
ACO Primary Contact:
William Robinson
Senior Vice President of Accountable Care and Policy
Phone: (207) 804-6686
Email: wrobinson@harmonycares.com
HarmonyCares ACO Participant Providers
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HarmonyCares ACO Preferred Providers
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HarmonyCares ACO Key Clinical and Administrative Leaders
Alex Sozdatelev
ACO Chairperson - Chief Business Officer, HarmonyCares
William Robinson
ACO Vice Chairperson - Senior VP, Strategic Partnerships & ACOs, HarmonyCares
Zack Mulligan
ACO Treasurer - Chief Financial Officer, HarmonyCares
Brooks Newman
ACO Secretary - Chief Legal Officer, HarmonyCares
Eunice Yu
ACO Medical Director - Regional Chief Medical Officer, HarmonyCares
Jonathan D’Souza
ACO Chief Information Officer - Chief Product and Technology Officer, HarmonyCares
Kathy Bass
ACO Compliance Officer - Director - Compliance/HIPAA Privacy Officer, HarmonyCares
Governing Body*
Alex Sozdatelev
ACO Chairperson - Chief Business Officer, HarmonyCares
William Robinson
ACO Vice Chairperson - Senior VP - Strategic Partnerships & ACOs, HarmonyCares
Nancy Ward**
ACO Beneficiary Representative
Sarah Hendry***
ACO Consumer Advocate - Franchise Head, Hematology/Oncology - Spherix Global Insights
Rupen Amin
ACO Participant Provider - Regional Chief Medical Officer, HarmonyCares; HarmonyCares Medical Group | Corporate Headquarters
Eunice Yu
ACO Participant Provider - Regional Chief Medical Officer, HarmonyCares; HarmonyCares Medical Group | Medical Group - Troy
Jennifer Datzko
ACO Participant Provider - Nurse Practitioner, Clinical Triage, HarmonyCares; HarmonyCares Medical Group | Medical Group - Saginaw
Lashaniqua Howard
ACO Participant Provider - Nurse Practitioner, HarmonyCares; HarmonyCares Medical Group | Medical Group - Jacksonville
Laura Brantman-Johnson
ACO Participant Provider - Nurse Practitioner, HarmonyCares; HarmonyCares Medical Group | Medical Group - Milwaukee
Varun Kumar
ACO Participant Provider - Regional Medical Director, HarmonyCares; HarmonyCares Medical Group | Medical Group - Houston
*Unless otherwise noted, the Governing Body Participant Providers are all Employees of HarmonyCares Medical Group; In-Home Physician Services | HarmonyCares
**Retired
***Consumer advocate, employer is not associated with ACO
Shared Savings and Shared Losses Information
- The amount of any Shared Savings or Shared Losses for any Performance Year; Performance Year 2023, $8,893,903.59
- The proportion of Shared Savings invested in infrastructure: 15%
- Redesigned care processes and other resources necessary to improve outcomes and reduce Medicare costs for Beneficiaries: 81%
- The proportion of Shared Savings distributed to Participant Providers and Preferred Providers: 4%
HarmonyCares Performance on CMS Quality Measures

Identification of all joint ventures between or among the ACO and any of its Participant Providers and Preferred Providers
No joint ventures