# Who does UnitedHealth Group Incorporated pay? Who are its key suppliers?
Canonical: https://valuechain.wiki/unitedhealth-group · Facet: suppliers · Updated: 2026-09-24T05:25:43.194823+00:00 · Source: ValueChain.wiki (cited money-flow graph)

**Citable summary**: UnitedHealth Group Incorporated's confirmed suppliers/cost counterparties include Labcorp Holdings Inc., Quest Diagnostics Incorporated, Walmart Inc. plus 1 undisclosed/aggregate relationship. Per the valuechain.wiki graph: 4 cost edges, backed by 5 dated sources, 2 of them primary filings (as of 2026-09-24).

### Epic Pharmacy Network (high)
- note: Optum Rx reimburses independent pharmacies represented by EPN for prescriptions. The parties began a cost-based reimbursement model in 2025, but no aggregate payment amount was disclosed.
- [mentions] SEC EDGAR (EN, filing, published 2026-03-02) https://www.sec.gov/Archives/edgar/data/731766/000073176626000062/unh-20251231.htm: "We are primarily obligated to pay our network pharmacy providers for benefits provided to their customers."
- [confirms] Optum (EN, ir, published 2025-12-18) https://www.optum.com/en/newsroom/pharmacy-medications/optum-rx-updates-reimbursements-community-pharmacies.html: "EPN, representing 1,400 pharmacies, started a new cost-based reimbursement model with Optum Rx."

### 랩코프 (high)  → /labcorp.md
- note: UnitedHealth Group, through UnitedHealthcare, selected Labcorp as a full-test-menu provider in its 2026 Preferred Lab Network, directing covered testing volume and reimbursement to Labcorp without disclosing counterparty-specific revenue.
- [confirms] UnitedHealthcare (EN, ir, published 2026-06-08) https://www.uhcprovider.com/content/dam/provider/docs/public/reports/Preferred-Lab-Network-Frequently-Asked-Questions.pdf: "The following labs will participate in the Preferred Lab Network, effective July 1, 2026: Laboratory Corporation of America (Labcorp)."

### 퀘스트 다이아그노스틱스 (high)  → /quest-diagnostics.md
- note: UnitedHealth Group, through its insurance subsidiary UnitedHealthcare, selected Quest as a full-test-menu provider in its 2026 Preferred Lab Network, and Quest's 10-K confirms participation but does not disclose revenue attributable to this payer.
- [confirms] UnitedHealthcare (EN, ir, published 2026-06-08) https://www.uhcprovider.com/content/dam/provider/docs/public/reports/Preferred-Lab-Network-Frequently-Asked-Questions.pdf: "Quest Diagnostics, Inc."
- [confirms] SEC EDGAR (EN, filing, published 2026-02-26) https://www.sec.gov/Archives/edgar/data/1022079/000102207926000015/dgx-20251231.htm: "The UnitedHealthcare Preferred Lab Network, which chose us to participate."

### Walmart Inc (mid)  → /walmart.md
- note: Walmart and Sam's Club pharmacies dispense prescriptions as Optum Rx network pharmacies and receive reimbursement. Public documents establish network participation and Optum Rx's general payment obligation, but do not disclose payments to Walmart.
- [mentions] SEC EDGAR (EN, filing, published 2026-03-02) https://www.sec.gov/Archives/edgar/data/731766/000073176626000062/unh-20251231.htm: "We are primarily obligated to pay our network pharmacy providers for benefits provided to their customers."
- [confirms] Walmart (EN, ir, published 2025-01-01) https://one.walmart.com/content/dam/themepage/pdfs/AssociateBenefitsBook-2025.pdf: "OptumRx network pharmacies include Walmart, Sam's Club, and thousands of independent pharmacies."

Reverse side: https://valuechain.wiki/unitedhealth-group/customers.md · Ripple: https://valuechain.wiki/unitedhealth-group/ripple.md

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