| # | Company | Employees |
|---|---|---|
| 1 |
Ascensionhealthcare.ascension.org
A faith-based healthcare organization focused on providing compassionate care to those in need across the US through various services and programs |
66,381 |
| 2 |
Centene Corporationcentene.com
Providing affordable, high-quality healthcare plans for Medicaid, Medicare, and marketplace members, focusing on under-insured and uninsured individuals nationwide. |
36,022 |
| 3 | 30,240 | |
| 4 |
BJC Healthbjc.org
One of the largest nonprofit health care organizations in the US, focused on providing a wide range of healthcare services in St Louis and southern Illinois regions |
29,641 |
| 5 |
SSM Healthssmhealth.com
Provides innovative, sustainable, and compassionate Catholic healthcare services including hospitals, physician offices, home care, hospice, pharmacy, and insurance. |
20,202 |
| 6 |
Express Scripts Pharmacy Benefit Servicesevernorth.com
Creation and management of prescription benefit programs aimed at reducing costs for members, health plans, employers, and agencies. |
12,361 |
| 7 |
Children's Mercychildrensmercy.org
Specialized pediatric healthcare provider focusing on exceptional care, innovative research, and education to improve children's health and well-being. |
8,393 |
| 8 |
Washington University School of Medicine in St. Louismedicine.washu.edu
A prestigious medical school renowned for patient care, research, and education, offering top-ranked programs in medicine, science, and healthcare fields |
7,517 |
| 9 |
Saint Luke'ssaintlukeskc.org
A faith-based health system providing excellence in healthcare services, including specialized programs and hospitals across the Kansas City region |
6,749 |
| 10 |
Barnes-Jewish Hospitalbarnesjewish.org
Flagship hospital of BJC HealthCare offering advanced cancer treatment through the only National Cancer Institute-designated Comprehensive Cancer Center in Missouri. |
6,733 |
| 11 |
Magellan Healthmagellanhealth.com
management of complex health areas using technology and personal relationships, serving health plans, employers, unions, military, and government agencies |
5,096 |
| 12 |
St. Luke's Hospitalstlukes-stl.com
An independent, nonprofit healthcare provider offering personalized healthcare services at multiple locations in the St Louis area, focused on improving quality of life |
4,878 |
| 13 |
CoxHealthcoxhealth.com
A leading healthcare provider in southwest Missouri with six hospitals, 80+ clinics, 5 ERs, and 13,000+ employees dedicated to improving community health |
4,842 |
| 14 |
Accredo Specialty Pharmacyaccredo.com
specialty pharmacy providing personalized care and medication management for patients with chronic, complex, and rare conditions through expert clinical teams |
3,599 |
| 15 |
University of Missouri Health Caremuhealth.org
A premier academic medical center in Missouri offering a full spectrum of care, from primary to specialized treatment for severe illnesses and injuries |
2,962 |
| 16 |
University Health KCuniversityhealthkc.org
Academic health system offering acute care, behavioral health, primary care, specialty clinics, trauma services, and teaching medical professionals. |
2,929 |
| 17 |
St. Louis Children's Hospitalstlouischildrens.org
A leading pediatric teaching hospital offering comprehensive medical care, education, and injury-prevention programs with a team dedicated to children's well-being |
2,635 |
| 18 |
North Kansas City Hospitalnkch.org
A leading healthcare provider in the Northland with a focus on providing quality care, a wide range of medical services, and community wellness programs |
2,287 |
| 19 |
MTM Healthmtm-inc.net
Healthcare and transportation management company providing innovative solutions to access healthcare, increase independence, and connect community resources efficiently and cost-effectively |
2,271 |
| 20 |
Freeman Health Systemfreemanhealth.com
A locally owned, nationally recognized health system providing a wide range of medical services, including behavioral health, with career opportunities and generous benefits |
2,221 |
| 21 |
Air Evac Lifeteamlifeteam.net
A leading provider of helicopter air ambulance services that offers rapid access to definitive healthcare during life-threatening emergencies within the Global Medical Response family |
1,923 |
| 22 |
Mosaic Life Caremymlc.com
Health care provider focusing on holistic wellness through innovative life-care model, safe and high-quality care, and collaboration with Mayo Clinic |
1,888 |
| 23 |
EmpowerMe Wellnessempowerme.com
A healthcare provider in senior living, offering on-site therapy and pharmacy services nationwide, focused on improving the lives of seniors |
1,696 |
| 24 |
Compass Health Networkcompasshealthnetwork.org
Providing compassionate and quality care to improve physical and emotional health, offering innovative services to meet community needs with integrity |
1,637 |
| 25 |
SSM Health Saint Louis University Hospitalssmhealth.com
An academic medical center affiliated with Saint Louis University School of Medicine, offering cutting-edge treatments, research, and compassionate care to patients |
1,563 |
| 26 |
St. Anthony's Medical Centermercy.net
A leading medical center providing advanced medical treatment in various specialties and services to communities in Missouri and Illinois Staffed by skilled professionals |
1,542 |
| 27 |
Missouri Baptist Medical Centermissouribaptist.org
A member of BJC HealthCare, providing world-class medical treatments, innovative technology, and career development opportunities in a compassionate environment |
1,486 |
| 28 |
EyeCare Partnerseyecare-partners.com
EyeCare Partners is dedicated to reinventing eye care by uniting optometry and ophthalmology practices to provide high-quality, accessible, and personalized vision health solutions nationwide |
1,457 |
| 29 |
SSM Health St. Louisssmhealth.com
A Catholic, not-for-profit health system known for using quality measures to improve care, with hospitals and facilities in the St Louis region |
1,314 |
| 30 |
Boone Healthboone.health
A leading regional hospital center providing quality healthcare in cardiovascular medicine, obstetrics, neurology, oncology, orthopedics, and surgical services with excellent patient service |
1,300 |
| 31 |
BJC HealthCarebjc.org
Nonprofit healthcare organization providing integrated hospital services, focusing on community health, innovation, education, and exceptional patient care across Missouri and Illinois. |
1,279 |
| 32 |
Ascension Technologiesascension.org
A healthcare IT services organization leveraging technology for collaborative solutions, enhancing user experience, and strengthening cybersecurity to support community health |
1,233 |
| 33 |
Research Medical Centerhcamidwest.com
Specialized healthcare provider with a 590-bed hospital in Kansas City offering advanced technology, emergency services, specialized programs, and medical specialties |
1,222 |
| 34 |
Liberty Hospitallibertyhospital.org
The company is focused on providing health solutions and creating a space where individuals can improve and maintain their well-being |
1,178 |
| 35 |
Lumerislumeris.com
Value-based care managed services operator aligning providers and payers to achieve high-quality, cost-effective care with satisfied consumers and engaged physicians |
1,149 |
| 36 |
Phoenix Home Care and Hospicephoenixhomehc.com
A values-driven organization dedicated to improving quality of life, embracing challenges with compassion and promoting growth through continual learning and empathy |
1,148 |
| 37 |
Cox Health Systems
A hospital and health care company located in Missouri, specializing in providing health services at their facility in Rogersville |
1,138 |
| 38 |
Saint Francis Healthcare Systemsfmc.net
A healthcare system founded in 1875, providing compassionate care and innovative medical treatments to serve over 713,000 people across multiple states |
1,046 |
| 39 |
Lutheran Senior Serviceslssliving.org
Faith-based nonprofit network specializing in enhancing life for seniors through affordable housing, in-home services, and senior living communities for older adults |
1,018 |
| 40 |
Delmar Gardens Familydelmargardens.com
Provider of state-of-the-art senior care services with a unique heritage rooted in Holocaust survival, offering various healthcare services across multiple states |
905 |
| 41 |
Heartland Healthmymlc.com
Mosaic Life Care provides holistic, personalized health services, focusing on improving overall well-being and happiness for individuals |
854 |
| 42 |
Cedarhurst Senior Livingcedarhurstliving.com
Experienced operator of senior living communities offering Independent Living, Assisted Living, Personal Care, and Memory Care services across multiple states Mission to create supportive communities |
842 |
| 43 |
BJC Medical Groupbjc.org
A healthcare group with over 600 doctors providing personalized care in St Louis, mid-Missouri, and southern Illinois, backed by top resources and recognized as a top workplace |
836 |
| 44 |
SSM Health Cardinal Glennon Children's Hospitalssmhealth.com
A non-profit Catholic pediatric hospital providing high-quality care to children with complex conditions, located in St Louis, MO |
824 |
| 45 |
Citizens Memorialcitizensmemorial.com
Healthcare provider in Bolivar, Missouri offering a full range of medical and surgical services, including specialist clinics and long-term care facilities |
821 |
| 46 |
Phelps Healthphelpshealth.org
Healthcare organization offering a variety of job opportunities, including clinical and non-clinical roles, focused on integrity, compassion, innovation, and philanthropy |
782 |
| 47 |
John Knox Villagejkv.org
A comprehensive retirement community offering senior housing, services, amenities, healthcare, and a focus on enhancing residents' potential for successful aging |
763 |
| 48 |
Lake Regional Health Systemlakeregional.com
Comprehensive healthcare services provider in the Lake of the Ozarks region, offering state-of-the-art hospital facilities, specialized physicians, and various clinics and pharmacies |
761 |
| 49 |
Lucetlucethealth.com
A leading behavioral health company leveraging technology to provide comprehensive mental health and addiction support for payers, providers, and members worldwide |
757 |
| 50 |
St. Mary's Medical Centerstmaryskc.com
Provides compassionate acute care, 24-hour emergency services, surgical procedures, and specialized treatment for stroke, chest pain, joint health, and wound care. |
717 |
| 51 |
Omega Health Careomega-healthcare.com
Midwest-based health care organization specializing in hospice care, providing compassionate end-of-life support, pain management, and holistic care for patients and their families |
685 |
| 52 |
Hannibal Regionalhannibalregional.org
A healthcare system with deep community roots, providing modern medical services through a dedicated team of nearly 1,000 professionals |
670 |
| 53 |
nimble solutionsnimblercm.com
National Medical Billing Services provides sophisticated revenue cycle management for surgical practices, offering consultation, trust, industry insights, and analytics for maximizing revenue |
662 |
| 54 |
Integrity Home Care + Hospicehs.bayada.com
The company partners with BAYADA Home Health Care to provide unmatched skill and compassion in delivering home health care services |
639 |
| 55 |
Ozarks Healthcareozarkshealthcare.com
A not-for-profit healthcare system in south-central Missouri and north-central Arkansas, offering hospital services, clinics, rehabilitation, and home care |
628 |
| 56 |
The Resource Group, Spend Management Solutionstheresourcegroup.com
Specializing in non-payroll spend management, The Resource Group focuses on sustainable processes, change management, sourcing, analytics, and process improvement to lower healthcare costs |
603 |
| 57 |
Tutera Senior Living and Health Caretutera.com
This company operates senior living and healthcare facilities with a focus on compassionate care, personalized service, and a strong commitment to residents and employees |
602 |
| 58 |
Capital Region Medical Centercrmc.org
A 100-bed hospital in Jefferson City providing a wide range of medical services, including obstetrics, orthopaedics, cardiac care, oncology, and rehabilitation |
582 |
| 59 |
Fulton State Hospitallinktr.ee
Fulton State Hospital provides treatment and rehabilitation services for individuals with mental health disorders, developmental disabilities, and forensic patients, specializing in diverse diagnoses |
582 |
| 60 |
St. Joseph Medical Centerstjosephkc.com
Faith-based hospital with 310 beds offering acute care, outpatient services, heart care, senior care, joint/spine care Part of Prime Healthcare Services |
549 |
| 61 |
Centerpoint Medical Centerhcamidwest.com
A leading hospital in Kansas City area with state-of-the-art technology, compassionate care, trauma center, specialty services, and commitment to ethical and charitable healthcare |
514 |
| 62 |
Poplar Bluff Regional Medical Centerlinktr.ee
A medical center in Southeast Missouri provides comprehensive healthcare services, including oncology, cardiology, orthopedics, robotic surgery, and women鈥檚 health |
507 |
| 63 |
SoutheastHEALTHsehealth.org
SoutheastHEALTH is a regional healthcare provider with multiple campuses and facilities offering services to patients in southeast Missouri and surrounding areas |
498 |
| 64 |
Arrow Senior Living Managementarrowseniorliving.com
Arrow Senior Living provides long-term care services for properties, focusing on revitalizing staff morale and providing loving, dignified caregiving |
494 |
| 65 |
Americare Senior Livingamericareusa.net
Americare provides intimate, person-centered care for seniors with innovative programs, creating a culture of recognition, empowerment, and genuine affection in their communities |
484 |
| 66 |
Bothwell Regional Health Centerbrhc.org
Comprehensive health system serving west-central Missouri with medical, surgical, diagnostic services, primary and specialty care, urgent care, employee wellness clinic, and emergency services |
481 |
| 67 |
Golden Valley Memorial Healthcaregvmh.org
A leading rural healthcare organization providing compassionate care close to home with specialists in cardiology, oncology, orthopedics, and more |
465 |
| 68 |
Nurses & Company Home Health & Private Servicesnursesandco.com
A leading home health care agency in St Louis offering Medicare Certified services by a team of dedicated caregivers to the community |
452 |
| 69 |
Bethesda Health Groupbethesdahealth.org
A St Louis-based organization specializing in premier senior care and services for over a century, dedicated to successful aging through compassion and innovation |
451 |
| 70 |
Christian Hospital and Northwest HealthCarechristianhospital.org
Health care organization providing top-quality medical care in St Louis, with expert staff, advanced technology, and a focus on emergency medicine, surgery, and specialty services |
433 |
| 71 |
himagine solutions inc.omegahms.com
A global healthcare management services provider offering outsourced revenue cycle management solutions, medical coding, billing, clinical communication, and payer administrative services |
430 |
| 72 |
Western Missouri Medical Centerwmmc.com
A not-for-profit hospital in Warrensburg, Missouri, providing comprehensive healthcare services to residents of Johnson County and west central Missouri |
426 |
| 73 |
nimble internationalnimblercm.com
A leading provider of revenue cycle management solutions for surgical organizations, specializing in streamlining processes and improving financial outcomes |
423 |
| 74 |
Missouri Delta Medical Centermissouridelta.com
A medical center in Southeast Missouri offering comprehensive care with a variety of specialists, urgent care, walk-in clinics, and inpatient rehab services |
413 |
| 75 |
Allegro Living, LLCallegroliving.com
Allegro creates vibrant senior living communities with personalized amenities and activities, focusing on inspired experiences, honesty, compassion, and excellence |
406 |
| 76 |
Ascension Livingascensionliving.org
A leading not-for-profit senior living provider with 50+ communities in 12 states, dedicated to compassionate care and innovation in healthcare |
371 |
| 77 |
Jordan Valley Healthjordanvalley.org
A Federally Qualified Health Center serving Southwest Missouri, providing primary medical, dental, vision, and behavioral health services through multiple clinic locations and mobile units |
369 |
| 78 |
EverTrueevertrueliving.org
Nonprofit organization empowering older adults to live fully with faith-centered support, continuing a 165-year legacy of service and innovation. |
363 |
| 79 |
SHR (Spectrum Healthcare Resources)spectrumhealth.com
Specializes in providing physician and clinical staffing services to Military Treatment Facilities, VA clinics, and Federal Agencies nationwide |
332 |
| 80 |
Solaritysolarityhealth.com
Revolutionizing healthcare delivery by intelligently analyzing patient data from any source to facilitate faster and more informed clinical decisions |
330 |
| 81 | 330 | |
| 82 |
Total Access Urgent Caretotalaccessurgentcare.com
Provides walk-in medical services, including X-rays, CT scans, EKGs, lab tests, IVs, suturing, and fracture care, every day from 8 AM to 8 PM. |
323 |
| 83 |
Freeman Hospitalnewcastle-hospitals.nhs.uk
Specializing in healthcare services, Freeman Hospital in Newcastle, UK provides advanced medical treatments, surgeries, and patient care to individuals in the region |
310 |
| 84 |
Kansas City VA Medical Centerva.gov
The Kansas City VA Medical Center provides quality healthcare services to Veterans, honoring their service to the nation with respect and privilege |
308 |
| 85 |
Express Scripts Pharmacyexpress-scripts.com
A dedicated pharmacy that delivers prescriptions to your door, offering 24/7 pharmacist availability and prioritizing your wellbeing |
284 |
| 86 |
SSM Health Physical Therapyssmphysicaltherapy.com
Premier outpatient physical therapy provider in St Louis specializing in sports, orthopedic, hand, and work-related injuries with a vast network of therapists |
255 |
| 87 |
Cooperative Home Carecooperativehomecare.com
Family-owned home care company offering comprehensive services, ensuring clients qualify for all care options and meeting diverse needs with core values |
253 |
| 88 |
PCRMCphelpshealth.org
Established in 1949 through community support, this company is a medical facility that provides healthcare services to the Rolla area |
240 |
| 89 |
Community Blood Center of Greater Kansas Citysavealifenow.org
Provide safe, adequate blood and components to meet transfusion needs of patients in the local community as a nonprofit. |
197 |
| 90 |
Signature Medical Groupsignaturemedicalgroup.com
A leading multi-specialty medical group in Missouri and Kansas, offering a full range of medical and surgical specialties with over 135 highly respected physicians |
193 |
| 91 |
KC CARE Health Centerkccare.org
Providing quality healthcare services in general medicine, HIV prevention, primary care, behavioral health, and dentistry to underserved communities in Kansas City |
187 |
| 92 |
Northeast Regional Medical Centernermc.com
Community healthcare provider with Level III trauma center and Certified Chest Pain Center Teaching hospital associated with Osteopathic Medicine school, focused on healing and caring |
186 |
| 93 |
Ability KCabilitykc.org
Provider of comprehensive services for children and adults with disabilities, offering medical, educational, vocational, and therapeutic support with a focus on individualized care and goal achievement |
183 |
| 94 |
Pet Hospital
A national network of 600+ animal hospitals led by 3,000 dedicated veterinarians committed to prioritizing the health of pets |
183 |
| 95 |
Community Treatment Inc. (COMTREA)comtrea.org
Non-profit healthcare organization providing integrated primary, dental, and psychiatric services, as well as mental health, substance abuse treatment, and domestic violence support in Missouri |
183 |
| 96 |
Advantage Nursing Services - Pediatric Home Careadvantage-nursing.com
Specializing in pediatric homecare, this company provides skilled nursing services to medically fragile children in the bi-state area, accepting private insurances and state Medicaid programs |
181 |
| 97 |
Home Care Service
Home Care Service in Kansas City offers personalized in-home care services for seniors, allowing them to age comfortably in their own homes |
177 |
| 98 |
Carroll County Memorial Hospitalcarrollcountyhospital.org
Established in 1957, a not-for-profit healthcare facility in Carroll County, providing critical access hospital services to the community with over 240 employees |
177 |
| 99 |
Reliant Care Management Company, LLCreliantcaremgmt.com
Specializing in long term healthcare provision, we assist independent healthcare facilities in Missouri and Illinois to deliver exceptional care services |
172 |
| 100 |
SteadyMDsteadymd.com
This company provides telehealth solutions for various healthcare organizations, offering a clinician workforce, operations, licensing, legal guidance, and technology expertise |
172 |
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Oct 24, 2026.
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The same list elsewhere in United States
- Hospitals and Health Care companies in the United States 5,419
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- Hospitals and Health Care companies in Texas 410
- Hospitals and Health Care companies in New York State 392
- Hospitals and Health Care companies in Florida 346
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- Hospitals and Health Care companies in Pennsylvania 238
- Hospitals and Health Care companies in Massachusetts 193
- Hospitals and Health Care companies in Tennessee 189
- Hospitals and Health Care companies in Ohio 180
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- Hospitals and Health Care companies in Indiana 116
- Hospitals and Health Care companies in Maryland 113
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