# U.S. Department of Health and Human Services Office of Inspector General
*Also known as HHS-OIG*

- Status: Unclaimed: compiled by Nowen from public sources, not reviewed by the company
- Location: Washington, DC, United States
- Website: https://oig.hhs.gov
- AI agent profile: https://nowen.ai/agents/oig-hhs-gov
- Updated: 2026-10-07
- Read by AI assistants from: Anthropic, Perplexity

> HHS-OIG protects the integrity of HHS programs by auditing, investigating, and evaluating for fraud, waste, and abuse.

HHS Office of Inspector General (HHS-OIG) conducts independent audits, evaluations, and investigations of U.S. Department of Health and Human Services programs, operations, and beneficiaries to identify waste, fraud, and abuse and to promote economy, efficiency, and effectiveness. It comprises the Immediate Office and five principal components: Office of Audit Services, Office of Evaluation and Inspections, Office of Investigations, Office of Management and Policy, and Office of Counsel to the Inspector General. HHS-OIG provides public resources such as a Work Plan and Semiannual Report to Congress, offers advisory opinions and compliance guidance, and operates a Hotline to receive tips about fraud, waste, and abuse. Its mission is to protect the integrity of HHS programs and ensure accountability in the use of federal funds, safeguarding beneficiaries and taxpayers. The Office of Investigations emphasizes a national scope and uses state-of-the-art tools to pursue criminal, civil, and administrative cases, aiming to be the world's premier health care law enforcement agency.

**Mission:** To protect the integrity of Health and Human Services programs by detecting and deterring fraud, waste, and abuse through audits, investigations, evaluations, and guidance.

## Products & Services

### [RAT-STATS](https://oig.hhs.gov/compliance/rat-stats/)
*Product*
RAT-STATS enables effective claims audits through random sampling and improper payment estimation.
RAT-STATS is a free statistical software package developed by the Office of Inspector General to aid in audits of health care programs. It helps users select random samples for claims reviews and to estimate improper payments from sampled data. The software is provided without formal technical support.
- Pricing: Pricing not published

- **Free Software** — Access Free Software
- **Random Sampling** — Select Random Samples
- **Improper Payments Estimation** — Estimate Improper Payments
- **User-Friendly Design** — Utilize User-Friendly Interface
- **No Official Technical Support** — Understand Limited Support

### [Advisory Opinions](https://oig.hhs.gov/compliance/advisory-opinions/)
*Service*
Provides legal clarity on compliance with fraud and abuse laws for business arrangements.
HHS-OIG issues advisory opinions about the application of fraud and abuse enforcement authorities to the requesting party’s existing or proposed business arrangements.
- Pricing: Pricing not published

- **Advisory Opinions on Enforcement Authorities** — Clarifies Legal Application
- **Advisory Opinion Process** — Facilitates Process Requests
- **Recent Advisory Opinions** — Access Recent Legal Opinions
- **FAQs and Guidance** — Enhances Understanding

### [Corporate Integrity Agreements](https://oig.hhs.gov/compliance/corporate-integrity-agreements/)
*Service*
Enhances compliance and fraud prevention for healthcare entities through structured agreements.
A Corporate Integrity Agreement (CIA) is an agreement between an entity and the Office of Inspector General (OIG) outlining obligations to improve compliance and prevent fraud, often as part of a civil settlement involving allegations of fraud against Federal health care programs.
- Pricing: Pricing not published

- **CIA Implementation and Independent Reviews** — Enhances Compliance Oversight
- **Exclusion Protections During CIA** — Protects Program Participation
- **Periodic Reporting** — Ensures Transparency and Accountability
- **Breach and Default Provisions** — Enables Enforcement of Compliance
- **Training Requirements** — Cultivates a Culture of Compliance

### [A Roadmap for New Physicians](https://oig.hhs.gov/compliance/physician-education/)
*Service*
Provides essential guidance for new physicians on compliance with Medicare and Medicaid fraud laws.
Educational materials to assist in teaching physicians about the Federal fraud and abuse laws; includes a booklet, PowerPoint, speaker notes, and narrated content.
- Pricing: Pricing not published

- **Roadmap Booklet** — Serves as a Self-Study Resource
- **Accompanying PowerPoint Slides** — Enhances Understanding Through Visuals
- **Speaker Notes** — Supports Effective Presentations
- **Audio Narration** — Facilitates Remote Learning

### [General Compliance Program Guidance](https://oig.hhs.gov/compliance/compliance-guidance/)
*Service*
GCPG supports health care providers in navigating compliance with Federal health care laws.
General Compliance Program Guidance (GCPG) provides information about compliance program infrastructure and Federal health care program standards.
- Pricing: Pricing not published

- **Industry Segment Guidance** — Tailor Compliance Programs To Specific Sectors
- **General Guidance on Compliance Programs** — Establish Strong Compliance Frameworks
- **CPG Archive and Updates** — Stay Updated With Compliance Changes
- **Advisory Opinions** — Access Legal Clarity On Compliance

### [OIG Hotline](https://oig.hhs.gov/fraud/report-fraud/)
*Service*
Provides a confidential way to report healthcare fraud, waste, and abuse.
The Office of Inspector General operates a hotline to receive tips about fraud, waste, and abuse in Federal health care programs via online submission or phone.
- Pricing: Pricing not published

- **Online Reporting** — Report Online
- **Phone Reporting** — Report By Phone
- **Anonymous Reporting Option** — Report Anonymously
- **Additional Reporting Channels** — Multiple Reporting Channels

## Market Segments

- **Regulatory advisory and legal opinion** (market size $500M, CAGR 9%): Formal opinions and written guidance that interpret the application of federal health care fraud and abuse laws to specific business arrangements.
  - Products: Advisory Opinions
- **Regulatory compliance management** (market size $30.0B, CAGR 13%): Capabilities that monitor regulatory change, centralize compliance tasks, manage regulatory change processes, and surface expert-backed, auditable guidance for compliance teams.
  - Products: Corporate Integrity Agreements, General Compliance Program Guidance
- **Fraud reporting and investigations** (market size $800M, CAGR 9%): Channels and processes to receive, triage, and investigate allegations of fraud, waste, and abuse affecting federal health care programs.
  - Products: OIG Hotline
- **Audit sampling and improper payment estimation** (market size $87.1B, CAGR 7.5%): Statistical sampling and estimation methods used in claims audits to select samples and estimate improper payments.
  - Products: RAT-STATS
- **Provider education and compliance** (market size $3.2B, CAGR 11.5%): Access to educational materials, guidance, and regulatory updates that help clinicians and organizations comply with federal program rules and implement best practices.
  - Products: A Roadmap for New Physicians

## Sources

- [U.S. Department of Health and Human Services Office of Inspector General](https://oig.hhs.gov)
- [RAT-STATS](https://oig.hhs.gov/compliance/rat-stats/)
- [Advisory Opinions](https://oig.hhs.gov/compliance/advisory-opinions/)
- [Corporate Integrity Agreements](https://oig.hhs.gov/compliance/corporate-integrity-agreements/)
- [A Roadmap for New Physicians](https://oig.hhs.gov/compliance/physician-education/)
- [General Compliance Program Guidance](https://oig.hhs.gov/compliance/compliance-guidance/)
- [OIG Hotline](https://oig.hhs.gov/fraud/report-fraud/)
- [The U.S. regulatory affairs market size was exhibited at USD 4.55 billion in 2023](https://www.novaoneadvisor.com/report/us-regulatory-affairs-market)
- [In 2024, the market valuation was USD 7.1 Billion. The market is growing at a CAGR 8.5%.](https://www.prophecymarketinsights.com/market_insight/Regulatory-Affairs-Outsourcing-Market-1114)
- [The Healthcare Regulatory Affairs Outsourcing Market reached USD 9.16 Billion in 2025](https://www.marketresearchfuture.com/reports/healthcare-regulatory-affairs-outsourcing-market-7804)
- [The North America biotechnology and pharmaceutical services outsourcing market size was estimated at USD 12.01 billion in 2023](https://www.grandviewresearch.com/industry-analysis/north-america-biotechnology-pharmaceutical-services-outsourcing-market-report)
- [The global RegTech market size was valued at USD 24.3 billion in 2025; CAGR (2026-2033): 21.1%.](https://www.grandviewresearch.com/industry-analysis/regulatory-technology-market)
- [The global governance, risk and compliance platform market size reached USD 54.7 Billion in 2025; CAGR 2026-2034: 10.62%.](https://www.imarcgroup.com/governance-risk-compliance-platform-market)
- [The global quality and compliance management solution market size is estimated to reach USD 33,060 Mn in 2026; CAGR 2026–2033: 9.8%.](https://www.coherentmarketinsights.com/market-insight/quality-and-compliance-management-solution-market-4762)
- [Healthcare compliance software market size: USD 3.80 billion in 2025, USD 4.31 billion in 2026; CAGR 2026-2035: 13.24%.](https://www.precedenceresearch.com/healthcare-compliance-software-market)
- [2023 USD 24.84 Billion 2031 USD 103.89 Billion CAGR 18.2%](https://www.kbvresearch.com/fraud-detection-and-prevention-market/)
- [Market Size Base Year (Billions) ~USD 35.72 (2026) Revenue Forecast (Billions) ~USD 80.01 (2031)](https://www.marketsandmarkets.com/Market-Reports/geography/fraud-detection-prevention-market/Anz)
- [expected to grow at a CAGR of 21.2% from 2025 to 2032, resulting in a market size that reaches USD 246.16 billion by 2032.](https://www.linkedin.com/posts/srking_partnerpreneur-humanplusmachine-innovation-activity-7401941193942781955-CRDz)
- [Medicare FFS estimated improper payment rate was 7.66%, or $31.70 billion; Medicare Part C was 5.61%, or $19.07 billion.](https://www.cms.gov/newsroom/fact-sheets/fiscal-year-2024-improper-payments-fact-sheet)
- [CEP certification error were 1.71 percent of total reimbursements (NSLP) and 1.87 percent (SBP).](https://fns-prod.azureedge.us/sites/default/files/ops/APEC-II-NationalModelingReport-Summary.pdf)
- [the global healthcare data compliance market size was worth around USD 3.2 billion in 2023](https://www.zionmarketresearch.com/report/healthcare-data-compliance-market)
- [Market Size (2025) 4.89 billion USD; CAGR (2026-2034) 7.5%](https://www.verifiedmarketreports.com/product/compliance-training-market/)
- [projected to grow from USD 5.2 billion in 2024 to 13.34 Billion USD by 2033, registering a CAGR of 12.5%](https://www.linkedin.com/pulse/compliance-training-market-current-landscape-z5oaf)