| Exact Sciences Laboratories, Llc | Clinical Laboratory | Madison, WI | 600,418 | $299.3M |
| Jeffrey WeberM.D. | Gastroenterology | Milwaukee, WI | 1,171 | $20.8M |
| A2cl Services, Llc | Clinical Laboratory | West Allis, WI | 103,859 | $19.0M |
| Bell Ambulance, Inc. | Ambulance Service Provider | Milwaukee, WI | 8,220 | $5.9M |
| Nicholas TosiMD | Ophthalmology | Milwaukee, WI | 1,134 | $4.9M |
| Deepak SambharaM.D. | Ophthalmology | Wausau, WI | 767 | $4.3M |
| Aspirus Wausau Hospital, Inc | Ambulance Service Provider | Wausau, WI | 2,908 | $4.0M |
| Madison Surgery Center, Inc. | Ambulatory Surgical Center | Madison, WI | 1,125 | $3.6M |
| Sharath RajaM.D. | Ophthalmology | Milwaukee, WI | 966 | $3.3M |
| Superior Air-Ground Ambulance Services Of Wisconsin, Inc | Ambulance Service Provider | Walworth, WI | 6,127 | $3.1M |
| Jeffrey BahrM.D. | Internal Medicine | Milwaukee, WI | 67,851 | $3.1M |
| Wisconsin Diagnostic Laboratories Llc | Clinical Laboratory | Milwaukee, WI | 5,737 | $2.3M |
| Amol KulkarniMD | Ophthalmology | Madison, WI | 1,211 | $2.1M |
| City Of Madison | Ambulance Service Provider | Madison, WI | 3,145 | $2.0M |
| Orthopedic Surgery Center Of Green Bay, Llc | Ambulatory Surgical Center | Green Bay, WI | 154 | $2.0M |
| Dean Health Systems, Inc. | Ambulatory Surgical Center | Madison, WI | 1,169 | $2.0M |
| Douglas HempelM.D. | Rheumatology | Brookfield, WI | 526 | $1.9M |
| Khalid KahookM.D., | Ophthalmology | Neenah, WI | 602 | $1.8M |
| Debbie LimM.D. | Rheumatology | Green Bay, WI | 364 | $1.8M |
| Dean Health Systems, Inc. | Ambulatory Surgical Center | Madison, WI | 639 | $1.8M |
| Kelli HutchensM.D. | Pathology | Manitowoc, WI | 22,726 | $1.7M |
| Michael PossinM.D. | Ophthalmology | Appleton, WI | 528 | $1.7M |
| Lee HoferMD | Ophthalmology | Eau Claire, WI | 887 | $1.7M |
| Beta Diagnostic Labs Llc | Clinical Laboratory | Mt Pleasant, WI | 312 | $1.7M |
| Pharos Enterprises Of Wisconsin, Llc | Ambulatory Surgical Center | West Allis, WI | 786 | $1.7M |
| Eye Surgery Center Of Wisconsin, Llc | Ambulatory Surgical Center | Oak Creek, WI | 641 | $1.6M |
| Mitchell WolfMD | Ophthalmology | Madison, WI | 802 | $1.6M |
| Lifestar Emergency Medical Services, Llc | Ambulance Service Provider | West Bend, WI | 2,257 | $1.5M |
| Tri-State Ambulance, Inc. | Ambulance Service Provider | La Crosse, WI | 1,981 | $1.5M |
| Ryan Bros Ambulance Inc | Ambulance Service Provider | Madison, WI | 2,406 | $1.5M |
| Jeffrey ShereMD | Ophthalmology | Green Bay, WI | 433 | $1.5M |
| Mchs Hospitals Inc | Ambulance Service Provider | Marshfield, WI | 1,285 | $1.4M |
| Gold Cross Ambulance Service Inc | Ambulance Service Provider | Appleton, WI | 2,100 | $1.4M |
| James BellMD | Ophthalmology | Madison, WI | 699 | $1.4M |
| Douglas HansenM.D. | Dermatology | Manitowoc, WI | 14,063 | $1.4M |
| Christopher CronsellMD | Physical Medicine and Rehabilitation | Milwaukee, WI | 79 | $1.4M |
| David LewisMD | Ophthalmology | Madison, WI | 591 | $1.4M |
| Wei-Chuan WangMD | Ophthalmology | Green Bay, WI | 474 | $1.3M |
| Ec Laser And Surgery Institute Of Wi, Llc | Ambulatory Surgical Center | Wausau, WI | 598 | $1.3M |
| Surgery Center, Llc | Ambulatory Surgical Center | Franklin, WI | 248 | $1.3M |
| Paul UtrieMD | Rheumatology | Green Bay, WI | 300 | $1.3M |
| Ronald LangeMD | Ophthalmology | Eau Claire, WI | 371 | $1.3M |
| Rajeev BuddiMD | Ophthalmology | Neenah, WI | 385 | $1.3M |
| Milwaukee Surgicenter Llc | Ambulatory Surgical Center | Franklin, WI | 70 | $1.2M |
| Ling XiaMD | Pathology | Manitowoc, WI | 11,703 | $1.2M |
| Quality Addiction Management, Inc. | Opioid Treatment Program | Green Bay, WI | 147 | $1.2M |
| Anthony ParendoM.D. | Ophthalmology | Appleton, WI | 430 | $1.2M |
| Consultants Laboratory Of Wisconsin, Llc | Clinical Laboratory | Fond Du Lac, WI | 7,348 | $1.2M |
| Aegis Group Inc | Ambulance Service Provider | Green Bay, WI | 1,059 | $1.2M |
| Tower Clock Surgery Center Llc | Ambulatory Surgical Center | Green Bay, WI | 388 | $1.2M |
| Froedtert &the Medical College Of Wisconsin Community Physicians, Inc. | Clinical Laboratory | Menomonee Falls, WI | 12,078 | $1.2M |
| John AlbertMD | Rheumatology | Glendale, WI | 205 | $1.2M |
| Kevan LewisMD | Micrographic Dermatologic Surgery | Green Bay, WI | 1,386 | $1.2M |
| Shannon O'maharMD | Hematology-Oncology | Madison, WI | 283 | $1.1M |
| Jagroop BasraonD.O | Clinical Cardiac Electrophysiology | Madison, WI | 1,362 | $1.1M |
| Midwest Nephrology Associates, Sc | Ambulatory Surgical Center | Milwaukee, WI | 187 | $1.1M |
| Charles MccannaM.D. | Ophthalmology | Milwaukee, WI | 544 | $1.1M |
| Tatiana KeckMD | Rheumatology | Milwaukee, WI | 250 | $1.1M |
| Charles SchultzMD | Pathology | Manitowoc, WI | 12,388 | $1.1M |
| Wisconsin Laser And Surgery Center Llc | Ambulatory Surgical Center | Milwaukee, WI | 547 | $1.1M |
| Kimberly IrelandM.D. | Ophthalmology | Summit, WI | 1,246 | $1.0M |
| Dermatopathology Of Wisconsin Sc | Clinical Laboratory | Brookfield, WI | 10,681 | $1.0M |
| Paula GillMD | Hematology-Oncology | La Crosse, WI | 198 | $997K |
| Pinnacle Cataract And Laser Institute Llc | Ambulatory Surgical Center | Appleton, WI | 458 | $995K |
| Spine And Neuro Health And Wellness Center Llc | Ambulatory Surgical Center | Lake Geneva, WI | 108 | $979K |
| City Of Eau Claire | Ambulance Service Provider | Eau Claire, WI | 1,508 | $977K |
| Mark PearsonM.D. | Rheumatology | Brookfield, WI | 357 | $973K |
| The Orthopaedic Surgery Center Llc | Ambulatory Surgical Center | Pewaukee, WI | 120 | $967K |
| Daniel FergusonM.D. | Ophthalmology | West Allis, WI | 621 | $947K |
| Carly SkamraM.D. | Rheumatology | Brookfield, WI | 400 | $943K |
| Curtis Universal Ambulance Services, Inc | Ambulance Service Provider | Milwaukee, WI | 1,429 | $933K |
| Novamed Surgery Center Of Madison, Limited Partnership | Ambulatory Surgical Center | Madison, WI | 294 | $931K |
| David MendozaM.D. | Pathology | Milwaukee, WI | 4,908 | $927K |
| Mathew AschbrennerMD | Ophthalmology | Wausau, WI | 304 | $920K |
| Ryan VogelMD | Ophthalmology | Delafield, WI | 472 | $916K |
| Benjamin ErnstM.D. | Ophthalmology | Appleton, WI | 376 | $910K |
| Cindy CalderonMD | Ophthalmology | La Crosse, WI | 583 | $898K |
| Steven BettagMD | Hematology-Oncology | Sheboygan, WI | 268 | $873K |
| Thucanh MultererM.D. | Ophthalmology | Waunakee, WI | 524 | $863K |
| Paul TuttleD.O. | Rheumatology | Green Bay, WI | 249 | $861K |
| Charles HejnyMD | Ophthalmology | Neenah, WI | 388 | $834K |
| Lincoln Shaw | Ophthalmology | Milwaukee, WI | 388 | $833K |
| Shared Medical Services, Inc. | Independent Diagnostic Testing Facility (IDTF) | Cottage Grove, WI | 471 | $825K |
| Abbey FordFNP-BC | Nurse Practitioner | Milwaukee, WI | 34 | $806K |
| Waukesha Surgicenter, Llc | Ambulatory Surgical Center | Waukesha, WI | 41 | $805K |
| Riley SmythM.D. | Diagnostic Radiology | Green Bay, WI | 1,590 | $805K |
| Prohealth Aligned Llc | Ambulatory Surgical Center | Waukesha, WI | 281 | $803K |
| Brett RhodeM.D. | Ophthalmology | West Allis, WI | 557 | $796K |
| Daniel RoslerM.D. | Rheumatology | Milwaukee, WI | 161 | $796K |
| Kurt OelkeM.D. | Rheumatology | Glendale, WI | 194 | $794K |
| Douglas MarxD.O. | Family Practice | Germantown, WI | 5,829 | $790K |
| Surgery Center Of Wisconsin Rapids, Llc | Ambulatory Surgical Center | Wisconsin Rapids, WI | 69 | $783K |
| Independent Surgery Center Llc | Ambulatory Surgical Center | Chippewa Falls, WI | 472 | $776K |
| Malaina SpainFNP-C | Nurse Practitioner | Milwaukee, WI | 68 | $774K |
| Bruce LeckeyDO | Pathology | Manitowoc, WI | 8,760 | $773K |
| Ljh Ambulance, Inc | Ambulance Service Provider | Kenosha, WI | 1,371 | $757K |
| James HeunM.D. | Hematology-Oncology | Madison, WI | 165 | $756K |
| Orange Cross Ambulance Inc | Ambulance Service Provider | Sheboygan, WI | 1,047 | $754K |
| Tri-State Regional Ambulance, Inc. | Ambulance Service Provider | Prairie Du Chien, WI | 847 | $753K |
| Wisconsin Specialty Surgery Center,llc | Ambulatory Surgical Center | Kenosha, WI | 141 | $749K |