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. Author manuscript; available in PMC: 2021 Nov 1.
Published in final edited form as: Health Aff (Millwood). 2019 Jul;38(7):1201–1206. doi: 10.1377/hlthaff.2018.05386

Exhibit 3:

Participating ACO Facilities, Services, Physicians and Patients by Financial Risk Acceptance, 2017–18

Downside Risk
Yes
(N=135)
No
(N=278)
All
(N=413a)
Participating Providers
Integrated Delivery System 58% 42% 47%
Hospital (any) 76% 54% 61%
  Number of hospitals if any (mean) 6.4 4.3 5.1
  Includes Critical Access Hospital 30% 20% 23%
  Includes Public Hosp 13% 11% 12%
Federally Qualified Health Center 24% 27% 26%
Nursing Facility 38% 15% 22%
Behavioral health provider group b 39% 18% 25%
ACO Provides or Contracts for the Following Services
Inpatient Rehabilitation 59% 39% 46%
Routine Specialty Care 77% 59% 65%
Palliative/hospice care 65% 42% 50%
Home health/visiting nurse 68% 44% 52%
Skilled Nursing Facility 67% 39% 48%
Participating Physicians & Patients
Total Participating Physicians (mean) 1210 441 698
  Primary Care Physician (mean) 400 192 260
  Specialist (mean) 805 257 440
50–100% of Primary Care Patients Covered by ACO Contract (%) 34% 24% 27%

Source/Notes: SOURCE Authors’ analysis of data from National Survey of Accountable Care Organizations (Wave 4, fielded 2017–18).

NOTES

a

Six ACOs did not provide complete information on risk-bearing status.

b

Wave 4 respondents are considered to have a behavioral health provider group if they indicate that they had a behavioral health provider group OR addiction treatment facility OR community mental health center.