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HomeBrowseNAICS621491
NAICS621491Sector 62

HMO Medical Centers

Managed care and HMO services for government employee health benefits programs. Find active federal and state hmo medical centers contracts — AI-scored against your profile across SAM.gov and 200+ portals.

621491
NAICS Code
$12M
Avg Contract Value
$19 million in average annual receipts
Size Standard
Health Care
Sector

Market Overview — NAICS 621491

Annual federal spend under NAICS 621491 is estimated at $2–3 billion, driven primarily by the Federal Employees Health Benefits (FEHB) program administered by OPM, plus DoD TRICARE and CMS Medicare Advantage plans. The market is moderately concentrated, with a handful of large carriers (Blue Cross Blue Shield, UnitedHealthcare, Kaiser Permanente) dominating, but small HMOs compete effectively for regional or specialized contracts. Contracts are typically structured as multi-year, fixed-price or capitated agreements, often with annual renewals. Demand is stable and non-cyclical, tied to federal workforce and retiree health coverage. New entrants face high barriers due to network adequacy and accreditation requirements.

Top Federal Buyers for NAICS 621491

These agencies are the largest buyers of hmo medical centers services and products in the federal government. Each awards contracts under NAICS 621491 regularly — build relationships with their small business offices first.

OPM
DoD
CMS
State Employee Benefits
Medicaid Programs

How to Win NAICS 621491 Contracts

To win HMO Medical Centers contracts, focus on achieving NCQA accreditation and obtaining a GSA Federal Supply Schedule 621I (Health and Medical Services) contract, which is the primary buying vehicle for OPM and other agencies. The most common set-aside for this code is the 8(a) program for tribally-owned or Native Hawaiian organizations; HUBZone and SDVOSB set-asides are less common. The single highest-leverage move is to partner with a large FEHB carrier as a subcontractor to gain experience and past performance, then prime smaller regional contracts.

Contract Vehicles & Buying Pattern

Most HMO Medical Centers contracts are awarded via Best-Value tradeoff, emphasizing quality and network adequacy over price. Common vehicles include GSA Schedule 621I, OPM FEHB program-specific contracts, and DoD TRICARE region IDIQs. Evaluation typically focuses on NCQA scores, provider network breadth, and financial stability. LPTA is rarely used due to the critical nature of health services.

Related Search Terms

OPM FEHB HMO contract opportunitiesTRICARE HMO medical centers small business set-asideGSA Schedule 621I health maintenance organizationNCQA accredited HMO federal contractingCMS Medicare Advantage HMO procurement8(a) HMO medical centers NAICS 621491HMO network adequacy RFP responsefederal employee health benefits HMO bid

Frequently Asked Questions

What licenses or accreditations are required to bid on federal HMO contracts?

You must be licensed as a health maintenance organization in the state(s) where you offer coverage, and typically need NCQA accreditation for quality. Medicare Advantage plans require CMS approval. For FEHB, OPM requires financial solvency and compliance with 5 CFR Part 890.

Are there bonding requirements for HMO Medical Centers contracts?

Bid bonds are rare; performance bonds may be required for capitated contracts with large financial exposure. More common are financial solvency guarantees and proof of reinsurance. Small HMOs should be prepared to submit audited financial statements.

What is the typical award size for a federal HMO contract?

Awards range from $5 million for a small regional HMO contract to over $500 million for a nationwide FEHB carrier. The median award for competitive contracts under $19 million size standard is around $10–15 million annually.

How competitive is NAICS 621491 for small businesses?

Moderately competitive. While large carriers dominate, OPM and DoD set aside some regional contracts for small HMOs. The 8(a) program is the most active set-aside. Competition is higher in states with many HMOs; rural areas may have fewer bidders.

Can I subcontract on a federal HMO contract as a small business?

Yes, subcontracting is common. Large prime carriers often subcontract network management, utilization review, or disease management to small HMOs. This is a viable entry point to gain past performance and eventually prime contracts.

Related NAICS Codes