Table 2.

Detailed implementation strategy specification, following Proctor’s recommendations

Name it	Define it	Specify it
		Actor	Action	Action target	Temporality	Dose	Implementation outcomes affected
Name the strategy	Define the implementation strategy and any discrete components operationally	Who delivers the implementation strategy?	What action takes place to support implementation?	Who or what receives the actions?	When or at what phase are the actions delivered?	At what frequency and intensity are the actions conducted?	What specific implementation outcome is the strategy aiming to affect?
Wed-based educational modules	Provision of ten interactive web-based adult-learning-oriented educational modules	Research team	Distribute educational module access links and reminders to providers to encourage access to existing and new modules	-Healthcare providers serving patients with a language other than English -Provider motivation and capability to access and use interpreters, conceptual and technical knowledge and confidence around interpreter use, and intention to use an interpreter	Educational modules shared in initial 9-month implementation phase intervals, with ongoing access	New 5–15-min-long modules released weekly with continuous access following release	-Increased acceptability of interpreter use among providers -Increased provider adoption (uptake) of interpreter services with patients who use a language other than English -Increased penetration of interpreter use among providers and within healthcare setting -Increased appropriateness (perceived relevance) of interpreter services with patients who use a language other than English -Increased fidelity with which providers access and use interpreters in accordance with published guidance
	Clinic-specific interpreter information		Distribute clinic-specific interpreter information and tips to providers		Distribution occurs at beginning of initial 9-month implementation phase	Distributed once	-Increased provider adoption of interpreter services -Increased penetration of interpreter use among providers and within healthcare setting
	Feedback to enrolled providers		Share reports on interpreter use to enrolled providers		Report sharing provided across all 9-month implementation phase intervals	Report shared quarterly	-Increased provider adoption of interpreter services -Increased penetration interpreter use among providers and within healthcare setting -Increased sustainability of interpreter use as part of normal operations within the healthcare setting -Increased appropriateness (perceived relevance) of interpreter services with patients who use a language other than English
Mobile video interpreting access	Access to mobile video interpreting via app on smart phone	Research team	Provide mobile video interpreting application access to providers for use with patients who use a language other than English for medical care	-Healthcare providers serving patients  who use a language other than English -Provider opportunity, motivation, and capability to access and use interpreters, context in which providers decide about interpreter use, environment, and resources to interpreter access	Mobile video interpreting access provided across all 9-month implementation phase intervals	Continuous access to mobile video interpreting provided	-Increased feasibility of accessing interpretation services due to mobile application -Increased acceptability of interpreter use among providers -Increased provider adoption (uptake) of interpreter services with patients who use a language other than English -Increased penetration of interpreter use among providers and within healthcare setting -Reduced cost of in person interpretation
	Tip sheet for app use best practices		Written information regarding app access and best practices for use, including positioning and troubleshooting		Distribution occurs at beginning of initial 9-month implementation phase	Distributed once	-Increased fidelity with which providers access and use interpreters in accordance with published guidance -Increased appropriateness (perceived relevance) of interpreter services with patients who use a language other than English -Increased provider adoption of interpreter services -Increased penetration of interpreter use among providers and within healthcare setting -Increased feasibility of accessing interpretation services
	Technical support		-Provide technical support as needed -Send email reminders of technical support availability		Technical support access provided across all 9-month implementation phase intervals	Continuous access to technical support provided Email reminders of technical support availability sent weekly for the first month and monthly afterwards	-Increased feasibility of accessing interpretation services via mobile application -Increased acceptability of interpreter use via virtual platform
	Feedback to enrolled providers		Share reports on interpreter use to enrolled providers		Report sharing provided across all 9-month implementation phase intervals	Report shared quarterly	-Increased provider adoption of interpreter services -Increased penetration of interpreter use among providers and within healthcare setting -Increased sustainability of interpreter use as part of normal operations within the healthcare setting -Increased appropriateness (perceived relevance) of interpreter services with patients who use a language other than English

Note: Term “initial implementation phase” denotes the first 9-month interval that a provider receives the implementation strategy in question. It does not signify the first 9-month interval of the entire trial