Legacy Pipeline Atlas worker-1snapshot 2026-07-15

front-of-house capability · Letters

LettersSend letters

Send GFE / patient letters. Common, but not universal — a handful of pipelines skip it.

Coverage
17/22
77% of Flow pipelines · rank 7 of 12
Customers
13
run it in ≥1 pipeline
Steps in trees
15
across catalogued task trees
Lifecycle stage
Letters
where it runs in the spine

rarity

Core, or a discriminating extra?

Every Flow capability, ranked by how many of the 22 pipelines run it. The near-universal core sits at the top; the sparse tail is where customers actually differ. Letters is highlighted.

primitives

What implements it

The concrete task step(s) that fill this capability, found across the catalogued trees. Named steps link to their MDClarity task reference; the count is how many trees run each.

Generates and sends patient cost estimate letters for visits in the batch table based on configured qualification and communication rules.

who runs it · 17

Pipelines that run letters

Grouped by feed. Each links to its full task tree; the customer to its footprint.

PipelineFeedCadence
HL7 real-time feed · 5
EugeneGIHL7-Processing-Nightlyhl7daily 19:34
RIAFlow-HL7-Processinghl7every 1 min
RIAFlow-HL7-Processing-AutoSendLettersForFutureVisitshl7daily 19:01
SeaRadDaily-Visit-Processing-HL7hl7every 10 min
SWOrofacialFlow-HL7-Processinghl7every 10 min
FHIR feed · 1
MannEyeoffFlow-FHIR-Processingfhirevery 10 min
Batch / file feed · 11
HeatonEyeDaily-Processingbatchdaily 08:30
MNEyeDaily-Processing-Visitsbatchchained
OneGIFlow-ECW-Processingbatchdaily 23:00
OneGIFlow-MM-Processingbatchdaily 03:00
PAADaily-Processingbatchdaily 11:15
PAADaily-Processing-PAAMobilebatchdaily 14:30
PPRMDaily-Visit-Processingbatchdaily 05:00
SeaRadDaily-Visit-Processingbatchdaily 22:15
SSRDaily-Processingbatchevery 30 min
SunLifeDaily-Visits-Processingbatchdaily 10:30
WildfloweroffFlow-Processingbatchevery 10 min

Customers: EugeneGI, HeatonEye, MannEye, MNEye, OneGI, PAA, PPRM, RIA, SeaRad, SSR, SunLife, SWOrofacial, Wildflower.

the rhythm · letters

When it runs

The 24-hour rhythm filtered to the scheduled tasks that run a pipeline filling this capability — so you can see whether it fires in real time, in the overnight batch, or on a sweep.

always-on loops · 6 · tick density = frequency

03691215182124
every 1 min
1,440×
every 10 min · off
144×
every 10 min · off
144×
every 10 min
144×
every 10 min
144×
every 30 min
33×

daily & monthly fires · 11

03691215182124
daily 03:00
03:00
daily 05:00
05:00
daily 08:30
08:30
daily 10:30
10:30
daily 11:15
11:15
daily 14:30
14:30
daily 19:01
19:01
daily 19:34
19:34
daily 22:15
22:15
daily 23:00
23:00
chained
runs after the source-data load
HL7 FHIR file/batch eligibility◆ monthly · shaded = overnight (00–06)