More than 190,000 physicians, nurse practitioners and physician assistants participate in accountable care organizations across the country, according to a recent SK&A market insight report.
Below are the 30 largest ACOs, including those participating in the Pioneer program, the Medicare Shared Savings Program and those with commercial contracts, by physician participation.
1. Partners Healthcare (Boston) — 3,727 participating physicians
2. Valley Preferred Aetna (Allentown, Pa.) — 3,533
3. Hill Physicians, Dignity Health and UCSF Health Net (San Ramon, Calif.) — 3,279
4. Heritage California ACO (Northridge, Calif.) — 3,099
5. Hill Physicians, Dignity Health and CalPers ACO (San Ramon, Calif.) — 3,081
6. Indiana University Health ACO, Inc. (Indianapolis) — 2,884
7. Hill Physicians, St. Mary's MedicalCenter, Saint Francis Memorial Hospital and UCSFMedicalCenter Blue Shield (San Francisco) — 2,843
8. Cleveland Clinic and Cigna ACO — 2,723
9. Baylor Quality Alliance (Dallas) — 2,723
10. Aurora Health Accountable Care Network and Aetna (Milwaukee) — 2,188
11. Montefiore Accountable Care Organization (Bronx, N.Y.) — 2,173
12. Family Care, Inc. (Portland) — 2,091
13. Carolinas Healthcare System (Charlotte, N.C.) —2,075
14. Mercy Clinic, MercyHospitalSpringfield and Mercy Clinic Springfield (Chesterfild, Mo.) —2,009
15. Northwest Metro Alliance (Bloomington, Minn.) — 1,891
16. Advocate Physician Partners Accountable Care, Inc. (Rolling Meadows, Ill.) — 1,835
17. Heritage Provider Network and Blue Cross ACO (Northridge, Calif.) — 1,825
18. Renaissance Physician Organization (Houston) — 1,776
19. Banner Health Network (Mesa, Ariz.) — 1,769
20. Iowa Health Accountable Care (West Des Moines) — 1,682
21. Brown & Toland Physicians ACO (San Francisco) — 1,655
22. Penn Medicine and Independence Blue Cross (Philadelphia) — 1,614
23.Valley Preferred and Cigna (Allentown, Pa.) — 1,590
24. Trinity Pioneer ACO (Fort Dodge, Iowa) — 1,565
25. Brown & Toland Physicians and Cigna (San Francisco) — 1,542
26. Brown & Toland Physicians and Blue Shield (San Francisco) — 1,542
27. OneCare Vermont ACO (Colchester) — 1,540
28. Bon Secours Good Helpcare (Marriottsville, Md.) — 1,531
29. University of Michigan Health System (Ann Arbor) — 1,503
30. UniversityHospitals and Cigna (Shaker Heights, Ohio) — 1,500
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