The following potential implementation geographies have been suggested by participants. This is not a final list, and all information is draft:

Geography
Key Provider Groups
Key Stakeholders
Key Technology Enablers
MA/HIXNY/RI
BIDMC, cross-border MA/NY and MA/RI
RIQI, HIXNY, NEHEN, MAeHC
NEHEN/CSC, Polaris, eCW
SF Bay Area
Kaiser, Hill, UCSF, John Muir, Sutter, Stanford, PAMF, Santa Cruz IPA, Catholic Healthcare West
Cal eConnect, RECs
Axolotl, Epic, RelayHealth, Quest/MedPlus, Cerner
Illinois
rural providers: Northwest (KSB, RMH, CGH, Morrison, Sweeds, ...)

Phillips, McKessen, Healthland, Axolotl, Relay Health, Epic, Nexgen Quest/MedPlus, Cerner
Hampton Roads, VA (VLER pilot site)

VA, DoD

TN/VA

CareSpark
VA
Mountain States Health Alliance
State of TN
MobileMD
TN (Nashville)

ICA

MT

IHS, HealthShare Montana

TX
Christus Health
VA/DoD (military personnel)

Central CT
MPS
eHealth Connecticut
DocSite
NC RTP


SC
MUSC, rural providers
VA/DoD

MN (Twin Cities)
Allina, Health Partners, Hennepin County Medical Center, Park Nicollet, Fairview, others?

Epic
FL (plus snowbird continuity of care


OR - Wasco, Hood River, Sherman, Gilliam Counties
IHS, Providence (hospital), MCMC (hospital), La Clinica del Carino (FQHC), Public Health, rural primary care providers
IHS, State of Oregon, Gorge Health Connect, Inc.
Medicity
Hudson Valley, NY
several physician practices; several hospital systems
THINC RHIO, MedAllies
MedAllies
New York City, NY
The over 300 primary care practices that are part of the NYC DOHMH Primary Care Information Project, Visiting Nurse Service of New York, and the Institute for Family Health.
PCIP, NYCLIX and BHIX RHIOs, VNS-NY, IFH, and eCW
eCW, MedPlus, Intersystems, Epic, VNS-NY
Northeast Indiana
56% of the provider community
Northeast Indiana Med-Web
MIE
Catawba County, NC
Primary care & specialties- radiology, cardiology, oncology, gastroenterology, ophthalmology, otolaryngology, podiatry. Initial use cases in radiology/CPOE.
U4 IPA, Linked IPAs, Apollo HIE, Frye Regional Medical Center
Java XD*, XDS,
multiple EHR vendors. Health-ISP
Hawaii
Hawaii IPA
Hawaii HIHO HIE
Wellogic