THE LEWIN GROUP, INC. (WI)
Registration and award facts
SAM.gov registration as of
- Net obligations since FY2008
- $1.02B
- $1,021,088,516under this UEI
- FY2026 obligations
- $79.76M†
- $79,764,133Provisional
- Awards and orders
- 199
- with positive net obligations39 IDV vehicles held
- Latest action
- Oct 14, 2026
- SAM.gov registration
- Active
- Registration expiration date Apr 28, 2027
Registration
- Entity structure
- Corporate Entity (Not Tax Exempt)
- Business start date
- Jan 1, 1968 (58 years)
- Location
- La Crosse, WI
- State of incorporation
- North Carolina
- Purpose of registration
- All Awards
- Website
- business.optum.com
† FY2026 obligations (provisional; DoD awards signed after Aug 8, 2026 are not yet public).
Source: SAM.gov entity registration and FPDS contract actions recorded under UEI KRVRMDJKAA16. GovChime does not check exclusions.
Performance
Net obligations recorded under this UEI since FY2008. Top lists show the largest five by share of this vendor's net obligations; the shares do not sum to 100%.
Net obligations by fiscal year of action
- FY2026: $79,764,133 (provisional)
- FY2025: $25,761,667
- FY2024: $79,787,843
- FY2023: $42,936,236
- FY2022: $73,606,394
- FY2021: $77,714,423
- FY2020: $96,384,445
- FY2019: $60,167,727
Show all 19 yearsEarlier years (FY2008–FY2018)
- FY2018: $71,027,532
- FY2017: $67,099,964
- FY2016: $68,842,152
- FY2015: $69,441,872
- FY2014: $37,720,288
- FY2013: $36,481,382
- FY2012: $36,416,968
- FY2011: $22,877,037
- FY2010: $31,582,526
- FY2009: $20,797,240
- FY2008: $22,678,686
Total across 19 fiscal years: $1,021,088,516
Top awarding agencies
- Department of Health and Human Services$943,977,421, 92.4%
- Department of Veterans Affairs$64,559,321, 6.3%
- Department of the Interior$9,373,007, 0.9%
- Department of Defense$1,622,512, 0.2%
- Department of Labor$1,150,369, 0.1%
Top awarding sub-agencies
- Centers for Medicare and Medicaid Services$763,009,202, 74.7%
- Office of the Assistant Secretary for Administration$93,775,013, 9.2%
- Department of Veterans Affairs$64,559,321, 6.3%
- Food and Drug Administration$60,488,039, 5.9%
- Agency for Healthcare Research and Quality$12,016,774, 1.2%
Top NAICS by obligations
- 541720Research and development in the social sciences and humanities$604,291,763, 59.2%
- 541611Administrative management and general management consulting services$287,591,590, 28.2%
- 518210Data processing, hosting, and related services$60,488,039, 5.9%
- 541990All other professional, scientific, and technical services$29,836,113, 2.9%
- 813920Professional organizations$14,495,236, 1.4%
Top product and service codes by obligations
- R499Support- professional: other$602,531,712, 59.0%
- AN42Health r&d services; health care - other; applied research$138,321,899, 13.5%
- R410Support- professional: program evaluation/review/development$102,679,519, 10.1%
- B537Special studies/analysis- medical/health$60,488,039, 5.9%
- R799Support- management: other$34,949,234, 3.4%
Capabilities
NAICS codes
- 541611Administrative Management and General Management Consulting Services(primary)
- 518210Computing Infrastructure Providers, Data Processing, Web Hosting, and Related Services
- 524298All Other Insurance Related Activities
- 541219Other Accounting Services
- 541618Other Management Consulting Services
- 541690Other Scientific and Technical Consulting Services
Show all 11 NAICS codes5 more NAICS codes
- 541713Research and Development in Nanotechnology
- 541714Research and Development in Biotechnology (except Nanobiotechnology)
- 541715Research and Development in the Physical, Engineering, and Life Sciences (except Nanotechnology and Biotechnology)
- 541720Research and Development in the Social Sciences and Humanities
- 541990All Other Professional, Scientific, and Technical Services
SBA certifications
No certification in the SBA profile data.
Contracts
Latest awards and orders
- GS00F053GAFederal supply schedule (FSS)VehicleGeneral Services AdministrationFederal Acquisition ServiceLatest action
- 75FCMC24F0036Delivery orderunder an indefinite delivery contract (IDC)Department of Health and Human ServicesCenters for Medicare and Medicaid ServicesLatest action
- 75F40126F19002Delivery orderunder an indefinite delivery contract (IDC)Department of Health and Human ServicesFood and Drug AdministrationLatest action
- 75R60224D00014Indefinite delivery contract (IDC)VehicleDepartment of Health and Human ServicesHealth Resources and Services AdministrationLatest action
- 75D30121D12765Indefinite delivery contract (IDC)VehicleDepartment of Health and Human ServicesCenters for Disease Control and PreventionLatest action
- 75P00119F37006Delivery orderunder an indefinite delivery contract (IDC)Department of Health and Human ServicesOffice of the Assistant Secretary for AdministrationLatest action
- HHSM500T0005Delivery orderunder an indefinite delivery contract (IDC)Department of Health and Human ServicesCenters for Medicare and Medicaid ServicesLatest action
- 75FCMC23F0001Delivery orderunder an indefinite delivery contract (IDC)Department of Health and Human ServicesCenters for Medicare and Medicaid ServicesLatest action
- 75FCMC24F0070Delivery orderunder an indefinite delivery contract (IDC)Department of Health and Human ServicesCenters for Medicare and Medicaid ServicesLatest action
- 75FCMC26F0077Delivery orderunder an indefinite delivery contract (IDC)Department of Health and Human ServicesCenters for Medicare and Medicaid ServicesLatest action
Contact Info
As of . Source: SAM.gov Points of Contact.
SAM.gov registration for THE LEWIN GROUP, INC. lists a physical address and a separate mailing address, along with 6 verified points of contact. Past Performance contacts are the recommended outreach channel for due-diligence references; Government Business contacts handle procurement-facing correspondence.
Source: SAM.gov entity registration. Contacts without a real name are not shown.
Physical Address
3237 AIRPORT RD
LA CROSSE, WI, 54603
USA
Mailing Address
3237 AIRPORT RD
LA CROSSE, WI, 54603
USA
Government Business Contact
Tanya Walker
3237 AIRPORT RD
La Crosse, WI, 54603
USA
Electronic Business Contact
Tanya Walker
3237 AIRPORT RD
La Crosse, WI, 54603
USA
Past Performance Contact
Tanya Walker
3237 AIRPORT RD
La Crosse, WI, 54603
USA
Government Business Alternate Contact
SUE BEMBERS
3237 AIRPORT RD
La Crosse, WI, 54603
USA
Electronic Business Alternate Contact
SUE BEMBERS
3237 AIRPORT RD
La Crosse, WI, 54603
USA
Past Performance Alternate Contact
Sue Bembers
3237 AIRPORT RD
La Crosse, WI, 54603
USA
Additional Details
As of . Source: SAM.gov Entity Registration.
THE LEWIN GROUP, INC. has no active federal suspension or debarment on record in SAM.gov. Current SAM.gov registration expires April 28, 2027.
Source: SAM.gov entity registration (FAR responses, registration status). Always verify active exclusions against the authoritative record on SAM.gov before contract award.
Compliance & Risk Assessment
Source: SAM.gov FAR responsesSuspension/Debarment Status
SAM.gov registration reports no active exclusion
Public Display
Entity information is publicly displayed
Disaster Relief Registry
Not registered for disaster relief
Bonding Information
No bonding information provided
EDI
Not declared in SAM.gov
Business Structure
Source: SAM.govRegistration Details
Source: SAM.govInitial Registration
Last Update
Registration Activation
Fiscal Year End
Country of Incorporation
Congressional District
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