D391 is Healthcare Ecosystems, listed in the WGU catalog as HLTH 2012 and worth three competency units. The catalog frames it precisely: how access, affordability and quality are supported by regulators, providers, producers and funders, and how that arrangement affects patient outcomes. Those two lists are the course. Four actor types by three outcomes gives a twelve-cell grid, and almost every question this course can ask lives in one of those cells or in the tension between two of them. Build the grid first, populate it as you study, and both the writing and any exam preparation get dramatically easier.
The grid that makes this course tractable
Draw a table with four rows and three columns. The rows are regulators, providers, producers and funders. The columns are access, affordability and quality. Then fill each cell with one sentence answering a single question: what does this actor do that changes this outcome, for better or worse?
Regulators set rules and enforce them, which expands access through coverage requirements, constrains affordability through compliance cost, and supports quality through standards and reporting. Providers deliver care, so they determine access geographically and by capacity, affect affordability through pricing and utilization, and produce quality directly. Producers make the drugs, devices, technology and supplies the system runs on, which drives quality upward through innovation and affordability downward through price. Funders, whether public programs, private insurers, employers or patients themselves, decide what gets paid for, which is the strongest single lever on all three outcomes.
Once the grid exists, the interesting part is the tension. Improving one outcome usually costs another. Expanding access raises total spending. Tightening quality standards raises the cost of participation, which can reduce access in thin markets. A course question that asks you to analyze rather than describe is almost always asking you to name one of these trade-offs and follow it through to patients.
Working from the scored aspects: use the grid as a word budget
If your task is assessed by a performance assessment, the aspects your evaluator scores are your outline, and the grid gives you the sizing method for free.
Here is the arithmetic. Read each aspect and mark how many cells of the grid it touches. An aspect asking you to describe the role of one actor in access touches one cell. An aspect asking you to analyze how funder decisions affect both affordability and quality touches two. An aspect asking how a policy change moves through the whole system might touch six. Now assign roughly 130 words per cell touched, which is enough to name the mechanism, give an example and connect it to patients.
Say your rubric has ten aspects touching, in order, one, two, one, three, two, six, one, two, two and two cells. That totals 22 cells, and at 130 words each the document sits near 2,860 words with the six-cell aspect taking 780 of them. That single number is the useful part: it tells you in advance which aspect is the assignment and which ones are supporting, so the big one gets drafted first while you are fresh rather than last while you are tired.
The four actors and what each one actually controls
| Actor | Main levers | Where students get it wrong |
|---|---|---|
| Regulators | Licensure, coverage rules, safety and privacy requirements, quality reporting, market conduct rules | Treating regulation as a single national thing when much of it is state level |
| Providers | Where services exist, capacity and hours, referral patterns, clinical decisions, pricing | Merging providers with the organizations that pay them |
| Producers | Pharmaceuticals, devices, supplies, health technology, and the pricing and supply of all of it | Ignoring producers entirely, which leaves a quarter of the grid empty |
| Funders | Public programs, private insurers, employers, and patients paying directly; benefit design, payment method, prior authorization | Assuming funders are passive payers rather than active shapers of behavior |
| Patients | Choice, adherence, health literacy, ability to pay and to travel; the outcome the other four are judged on | Writing about the system with no patient anywhere in it |
Evidence craft in a policy-adjacent subject
This subject tempts opinion, and opinion is the fastest way to lose an aspect that asked for analysis. The discipline is to write about mechanisms rather than preferences. A sentence saying a policy is wasteful is a position. A sentence saying a payment method that reimburses per service creates a financial reason to provide more services, and here is what the evidence shows about that effect, is analysis. The second version can be scored; the first can only be agreed or disagreed with.
Date and locate every factual claim. Coverage rules, program eligibility and reimbursement arrangements change, and they differ by state and by payer, so an undated, unlocated claim is likely to be wrong somewhere. Naming the year and the jurisdiction in the sentence is a small habit that removes a whole category of correction.
For sources, government agencies and their statistical arms are the strongest evidence on access, spending and utilization. Peer-reviewed health services research is strongest on effects. Professional associations and think tanks are useful but carry a position, and saying so when you cite them reads as sophistication. Use APA unless the task names another style, cite at the point of the claim, and prefer a primary source over a news article summarizing it.
What separates Competent from a return
WGU requires a score of 2 in every scored aspect for a performance assessment task to pass, and in this course the aspect that returns most often is the one that asks for effect on patient outcomes. Students describe the system accurately, then stop before the last step, leaving the evaluator with an account of institutions and no consequence attached. Always land the paragraph on somebody: this arrangement means a patient in this situation experiences this.
The second common return is the one-directional answer. An aspect asks how a change affects access and affordability, and the response covers only the improvement. Naming the cost of the improvement is not pessimism, it is the analysis the aspect asked for.
Revision at WGU carries no grade penalty, so a returned task is a punch list. Rebuild the named aspects in their own labeled sections and leave the ones that scored untouched.
Six mistakes that cost time in D391
- Writing politics instead of mechanisms. Positions cannot be scored. Causal chains can.
- Confusing providers and funders. The organization delivering care and the organization paying for it have opposite incentives, and the distinction carries several aspects.
- Leaving producers out. Drugs, devices and technology are a quarter of the grid and are commonly ignored.
- Ignoring the trade-off. Access, affordability and quality pull against each other. An answer that improves all three costlessly has skipped the analysis.
- Undated policy claims. Rules change and vary by state. Say when and where.
- No patient at the end. The catalog names patient outcomes explicitly, so a paragraph that never reaches one is incomplete by definition.
How we work this course with you
Send the course code and your task instructions and you get back a populated grid for your topic, an aspect map with the cell-count budget applied, and drafting support that keeps mechanisms in front of opinions. You rewrite it in your own register before it reaches an evaluator. If your plan includes an objective assessment, our work is preparation only: the grid doubles as a study map, and practice questions test whether you can move between cells rather than recite them. Objective assessments at WGU are proctored, so preparation is the only help there is to give. We do not sit, take or assist during an assessment, and we never request or use portal credentials.
Questions D391 students ask
Do I need to know health policy before starting this course?
How do I write about a contested policy without taking a side?
How do I prepare if my version of this course ends in a proctored exam?
Working through D391?
Send the HLTH 2012 task instructions or your exam date. A populated grid and a study map come back.
Where D391 sits in WGU's programs
The July 2026 catalog places this code in 2 current WGU programs. Open a program page for the complete standard path and term positions. The live Degree Plan remains authoritative after transfer credit, substitutions, and mentor planning.
The assessments, one by one
The public catalog does not publish this course's PA/OA identity or task count. WGU Tutors publishes at most one PA manual per course and only from a WGU-controlled public rubric. Until that source exists, PA help begins from the student's real Course of Study and OA support remains preparation only.