CGS Administrators, LLC
CGS Administrators, LLC is a CMS-contracted Medicare Administrative Contractor operating five jurisdictional contracts across 38 states, processing Medicare Fee-For-Service claims for 28 million beneficiaries and 105,000 providers through its myCGS portal, mobile app, and IVR systems.
- Company typePrivate
- Founded-
- HeadquartersNashville, United States
- Headcount501–1,000
- GTM typeB2B
- OfferingServices
What CGS Administrators, LLC does
CGS Administrators, LLC is a Medicare Administrative Contractor (MAC) that operates under contract with the U.S. Centers for Medicare & Medicaid Services (CMS) to process Medicare Fee-For-Service claims and administer related program activities. The company holds five concurrent jurisdictional contracts — J15 Part A (Kentucky and Ohio institutional providers), J15 Part B (Kentucky and Ohio physicians, practitioners, and suppliers), J15 Home Health & Hospice (16 states plus the District of Columbia), DME MAC Jurisdiction B (seven Midwestern states), and DME MAC Jurisdiction C (17 Southern/Southwestern states plus Puerto Rico and the U.S. Virgin Islands). Combined, these contracts cover 38 states and serve approximately 28 million Medicare beneficiaries and 105,000 healthcare professionals, with roughly 1,000 employees based at its Nashville, Tennessee headquarters.
The company's technology stack centers on the myCGS web portal, an Interactive Voice Response (IVR) system, the CGS Medicare Mobile App (iOS and Android), and a deep suite of jurisdiction-specific calculators and lookup tools (e.g., the Advanced Modifier Engine, fee schedules, prior authorization lookups, MBI converters, claim denial resolution). Provider transactions are increasingly integrated with CMS systems such as PECOS for enrollment and CEDI/esMD for electronic data interchange and medical documentation. CGS also operates the WISeR (Wasteful and Inappropriate Service Reduction) Model in Ohio — a CMS innovation model running January 2026 through December 2031 that combines AI/ML-driven analysis (via partner Innovaccer) with human clinical review for fraud, waste, and abuse detection — and the February 2026 ASC Prior Authorization Demonstration in Ohio.
CGS is a private LLC operating as a subsidiary within the Celerian Group, which is part of BlueCross BlueShield of South Carolina. Revenue derives almost exclusively from federal MAC contracts on a managed-services basis; the company does not set Medicare pricing or coverage policy. Customer engagement is primarily enterprise/B2B with healthcare providers, delivered through direct field outreach, the myCGS portal, mobile apps, IVR, and an in-house provider contact center organized by jurisdiction.
CGS Administrators, LLC firmographics
Firmographics- Name
- CGS Administrators, LLC
- Legal name
- CGS Administrators, LLC
- Website
- https://cgsmedicare.com
- Company type
- Private
- Operating status
- Operating
- Headcount range
- 501–1,000 employees
- Short description
- CGS Administrators, LLC is a CMS-contracted Medicare Administrative Contractor operating five jurisdictional contracts across 38 states, processing Medicare Fee-For-Service claims for 28 million beneficiaries and 105,000 providers through its myCGS portal, mobile app, and IVR systems.
- Ownership category
- akta.pro rank
CGS Administrators, LLC industry classification
Industry- Product category
- Medicare Claims Administration
- NAICS
- Administration of Public Health Programs (923120)
- SIC
- Hospital & Medical Service Plans (6324), Services-Computer Programming, Data Processing, Etc. (7370)
- akta.pro primary industry
- Government Program Administrative Services (Medicare/Medicaid ASO/TPA) (HLAEALAO)
- akta.pro secondary industries
- Medicare Quality, Risk Adjustment & Stars Analytics/Services (FSAIAGAJ), Provider Credentialing & Enrollment (Payer Contracting Ops) (HLACACAM)
Keywords
Where CGS Administrators, LLC is headquartered
LocationHeadquarters
- HQ city
- Nashville
- HQ country
- United States
- HQ region
- North America
Offices2 records
Markets served
CGS Administrators, LLC business model
Business model- GTM type
- B2B
- Offering type
- Services
- Cost components
- Personnel, Operations, Technology or R&D, Infrastructure, Marketing or Sales, Others
Revenue model
- Medicare Administrative Contractor Services: CGS operates as a MAC under contract with the Centers for Medicare & Medicaid Services (CMS) to process Medicare Fee-For-Service claims and administer other Medicare FFS program activities for beneficiaries, providers, and suppliers
Go-to-market motion1 record
Distribution channels5 records
Marketing channels6 records
CGS Administrators, LLC product offering
Product offeringCore offering
CGS Administrators, LLC is a Medicare Administrative Contractor (MAC) that processes Medicare Fee-For-Service claims on behalf of the Centers for Medicare & Medicaid Services (CMS). The company administers claims across five Medicare jurisdictions, serving 28 million Medicare beneficiaries and 105,000 healthcare providers across 38 states. It delivers end-to-end claims adjudication, provider enrollment, appeals and redeterminations, and provider education services under federal contract.
Product overview
CGS Administrators, LLC is a Medicare Administrative Contractor (MAC) for CMS that operates multiple jurisdictional contracts covering Medicare Fee-For-Service claims processing across 38 states. The company offers a unified platform combining web-based tools (myCGS portal), telephone systems (IVR), mobile access (CGS Medicare App), and specialized tools and calculators. Core offerings include five distinct claims administration contracts: J15 Part A (institutional providers in KY/OH), J15 Part B (physicians/practitioners in KY/OH), J15 HHH (home health/hospice in 16 states/DC), DME MAC Jurisdiction B (DMEPOS in 7 Midwestern states), and DME MAC Jurisdiction C (DMEPOS in 17 Southern/Southwestern states). Additional offerings include prior authorization processing, appeals/redeterminations, provider enrollment services, and the AI-powered WISeR Model for fraud detection in Ohio. The company serves approximately 28 million Medicare beneficiaries and 105,000 healthcare professionals.
Differentiator
Problem solved
Functional benefit
Brands
- myCGS: Web-based portal for healthcare providers to access claims, eligibility, and other Medicare services
Products and services
- Medicare Fee-For-Service Claims Processing
Quantifiable outcome
- Serves 28 million Medicare beneficiaries and 105,000 healthcare professionals
- +1 more outcomes
Companies that use CGS Administrators, LLC
Customer profileNamed customers5 records
Segments4 records
Ideal customer profiles1 record
CGS Administrators, LLC technology and API
TechnologyTechnology focussed No
API detail
- Has API
- No
- API docs
- API detail
Core technology
AI maturity
App detail
Integration4 records
AI capability2 records
Feature5 records
CGS Administrators, LLC partnerships and signals
Strategic signalPartnerships
One partnership is on record.
- BlueCross BlueShield of South Carolina (Celerian Group of Companies)coreCGS Administrators is part of BlueCross BlueShield of South Carolina's Celerian Group of companies, providing integration with established healthcare payer infrastructure and operations
Scale indicators3 records
Recent moves4 records
Expansion highlights5 records
CGS Administrators, LLC competitors and assessment
Company assessmentDirect peers
- Palmetto GBA: A Medicare Administrative Contractor that processes Medicare FFS claims under multiple CMS jurisdictions. Palmetto GBA is also part of the BlueCross BlueShield family, making it the closest direct peer to CGS in both business model and parent-company ecosystem.
- Noridian Healthcare Solutions: One of the largest MACs, operating multiple Part A, Part B, and DME jurisdictions for CMS. Mirrors CGS's multi-jurisdiction model and serves as a primary contract competitor on re-procurements.
- WPS Health Solutions: A MAC that processes Medicare claims across multiple jurisdictions including Part A, Part B, and HHH. Competes head-to-head with CGS for CMS contract awards and operates a similar provider service model.
- National Government Services (NGS): A MAC serving multiple jurisdictions under CMS contract, providing claims processing, provider education, and appeals services. Directly comparable to CGS in scope and structure.
- Novitas Solutions: A MAC that processes Medicare Part A and Part B claims across several jurisdictions. Operates a similar provider-facing portal and contact-center model to CGS.
- First Coast Service Options (FCSO): A Medicare Administrative Contractor serving Jurisdiction N (Florida, Puerto Rico, U.S. Virgin Islands). Directly comparable peer for Part A and Part B claims processing under CMS contract.
- Cahaba Government Benefit Administrators: Historically a MAC operator (now part of a larger organization) that processed Medicare FFS claims. Cited as a peer for historical MAC contract structures even if no longer active in CGS's exact jurisdictions.
Broad incumbents
- BlueCross BlueShield Association: Parent-level organization of CGS's Celerian Group. BCBS plans operate broadly across health insurance and government health program administration, providing strategic context for CGS's positioning.
- UnitedHealth Group (Optum): Through Optum, operates major healthcare administration, claims processing, and government health services at significantly larger scale. Represents the broader incumbent landscape in healthcare administrative services.
Emerging players
- Maximus: A government services contractor that operates health program administration for federal and state agencies, including Medicare- and Medicaid-related work. Comparable as a government-services-focused health administration peer though broader in scope than MAC-only work.
Market position
Strengths4 records
Weaknesses4 records
Competitive moat4 records
Key risks6 records
Key highlights6 records
Customer concentration
CGS Administrators, LLC social profiles
Digital presenceCGS Administrators, LLC compliance and trust
Trust signalCompliance2 records
CGS Administrators, LLC financial estimates
Financial estimateRevenue estimate
Valuation estimate
CGS Administrators, LLC leadership team
Management profileNumber of profiles
CGS Administrators, LLC funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
CGS Administrators, LLC M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about CGS Administrators, LLC
What does CGS Administrators, LLC do?
CGS Administrators, LLC is a Medicare Administrative Contractor (MAC) that processes Medicare Fee-For-Service claims on behalf of the Centers for Medicare & Medicaid Services (CMS). The company administers claims across five Medicare jurisdictions, serving 28 million Medicare beneficiaries and 105,000 healthcare providers across 38 states. It delivers end-to-end claims adjudication, provider enrollment, appeals and redeterminations, and provider education services under federal contract.
Is CGS Administrators, LLC a public or private company?
CGS Administrators, LLC is a private company. It is classified as corporate owned and is currently operating.
When was CGS Administrators, LLC founded?
CGS Administrators, LLC was founded in -1. It employs 501 to 1,000 people.
Where is CGS Administrators, LLC based?
CGS Administrators, LLC is headquartered in Nashville, United States, in the North America region.
How does CGS Administrators, LLC make money?
One revenue line is on record: medicare Administrative Contractor Services.
Who are CGS Administrators, LLC's main competitors?
Direct peers on record are Palmetto GBA, Noridian Healthcare Solutions, WPS Health Solutions, National Government Services (NGS), Novitas Solutions, First Coast Service Options (FCSO) and Cahaba Government Benefit Administrators. Broad incumbents are BlueCross BlueShield Association and UnitedHealth Group (Optum). Maximus is listed as an emerging player.
Does CGS Administrators, LLC have an API?
No public API is recorded for CGS Administrators, LLC.
What industry is CGS Administrators, LLC in?
CGS Administrators, LLC's product category is Medicare Claims Administration. Its primary akta.pro industry code is HLAEALAO, Government Program Administrative Services (Medicare/Medicaid ASO/TPA), with a secondary code of FSAIAGAJ, Medicare Quality, Risk Adjustment & Stars Analytics/Services. Its NAICS code is 923120 and its SIC code is 6324.