Market
Janesville-Beloit, WI
Specialties
Counties
Billing organizations
ACOs
10-Year Market Trend
| Year | Physicians | Billing Orgs | ACOs | 65+ Population | Physician Growth % | 65+ Population Growth % |
|---|---|---|---|---|---|---|
| 2014 | 292 | 87 | 25 | 22,934 | N/A | N/A |
| 2015 | 306 | 87 | 25 | 23,555 | +4.8% | +2.7% |
| 2016 | 345 | 93 | 31 | 24,201 | +12.7% | +2.7% |
| 2017 | 358 | 91 | 32 | 24,728 | +3.8% | +2.2% |
| 2018 | 382 | 96 | 32 | 25,528 | +6.7% | +3.2% |
| 2019 | 399 | 97 | 33 | 26,139 | +4.5% | +2.4% |
| 2020 | 405 | 99 | 32 | 26,956 | +1.5% | +3.1% |
| 2021 | 424 | 101 | 33 | 27,054 | +4.7% | +0.4% |
| 2022 | 470 | 103 | 31 | 27,796 | +10.8% | +2.7% |
| 2023 | 511 | 108 | 36 | 28,396 | +8.7% | +2.2% |
| 2024 | 548 | 107 | 40 | 29,268 | +7.2% | +3.1% |
Top Counties
Top Specialties
| Specialty | Physicians | % |
|---|---|---|
| Nurse practitioner | 119 | 13.8% |
| Family practice | 68 | 7.9% |
| Emergency medicine | 61 | 7.1% |
| Physician assistant | 55 | 6.4% |
| Licensed clinical social worker | 50 | 5.8% |
| Mental Health Counselors | 47 | 5.4% |
| Chiropractic | 41 | 4.7% |
| Physical therapist (private practice) | 39 | 4.5% |
| Hospitalist | 28 | 3.2% |
| Anesthesiology | 26 | 3% |
Top Billing Organizations
| Billing Org NPI | Org Name | Physicians | % |
|---|---|---|---|
| 1598718603 | MERCY HEALTH SYSTEM CORPORATION | 275 | 31.8% |
| 1053358846 | DEAN HEALTH SYSTEMS, INC | 116 | 13.4% |
| 1679616361 | BELOIT HEALTH SYSTEM INC | 111 | 12.8% |
| 1669685129 | MERCY HEALTH SYSTEM CORPORATION | 35 | 4% |
| 1568538189 | SOUTHERN WISCONSIN EMERGENCY ASSOCIATES SC | 31 | 3.6% |
| 1538560255 | STATELINE MENTAL HEALTH SERVICES | 16 | 1.8% |
| 1588646095 | MADISON EMERGENCY PHYSICIANS, SC | 15 | 1.7% |
| 1598784555 | UNIVERSITY OF WISCONSIN MEDICAL FOUNDATION, INC | 13 | 1.5% |
| 1265450753 | TRIVIUM LLC | 12 | 1.4% |
| 1265118723 | IAS ILLINOIS PC | 12 | 1.4% |
Top ACOs
| ACO ID | ACO Name | Physicians | % |
|---|---|---|---|
| A2097 | Mercy Health Corporation | 316 | 36.5% |
| A5124 | SSM WI ACO LLC | 117 | 13.5% |
| A5500 | UW Health ACO, Inc | 24 | 2.8% |
| A1033 | Advocate Physician Partners Accountable Care, Inc. | 15 | 1.7% |
| A5329 | Ascension Care Management Health Partners Wisconsin, LLC | 14 | 1.6% |
| D0260 | Accountable Care Organization of Advocate Aurora Health, LLC | 11 | 1.3% |
| A5645 | CoreHealth Alliance LLC | 10 | 1.2% |
| A3289 | OSF Healthcare System | 8 | 0.9% |
| A4825 | Froedtert & The Medical College of Wisconsin ACO, LLC | 6 | 0.7% |
| A2783 | HSHS ACO, L.L.C. | 5 | 0.6% |
Top Physicians by Billing Paid Amount
| Physician | NPI | Specialty | Billing Paid Amount |
|---|---|---|---|
| Shannon E O'Mahar, MD | 1366569899 | Hematology/oncology | $2,599,093.13 |
| Leonard C. Egbujiobi, M.D. | 1972679355 | Cardiology | $273,374.59 |
| Ashleigh A Olson, M.D. | 1699064238 | Allergy/immunology | $227,913.41 |
| Shahid Shekhani, MD | 1649278870 | Medical oncology | $225,871.02 |
| Imdad Ahmed, MD | 1053536219 | Cardiac Electrophysiology | $203,603.47 |
| Fafa Komla Xexemeku, MD | 1659609006 | Cardiology | $181,582.80 |
| Moamen Mohammad Al Zoubi, MD | 1770902587 | Infectious disease | $180,306.17 |
| Eric P. Xanthopoulos, MD | 1457693079 | Radiation oncology | $173,727.66 |
| Sarfraz Singh Sidhu, M.D. | 1801946462 | Internal medicine | $149,876.93 |
| Paul M Segal, MD | 1720097165 | Dermatology | $140,101.45 |
| Ehteshamul Haque Anjum, M.D. | 1932229390 | Nephrology | $136,863.66 |
| Kevin M Tomera, M.D. | 1255385258 | Urology | $134,335.04 |
| Charles L Laham, MD | 1669493359 | Interventional Cardiology | $131,227.92 |
| Edward Alan Nabrinsky, M.D. | 1871099754 | Medical oncology | $123,691.54 |
| Mitchell A Kopnick, MD | 1730129560 | Urology | $122,311.89 |
| Daniel Ofori, MD | 1619388691 | Ophthalmology | $119,857.93 |
| Anne E Kilby, M.D. | 1144265729 | Ophthalmology | $117,082.38 |
| Jonathan S Ehrhardt, M.D. | 1639205289 | Diagnostic Radiology | $115,826.84 |
| Paul R Garcia, MD | 1144731498 | Family practice | $114,606.47 |
| Deanne K Eccles Rotar, MD | 1932163110 | Sports Medicine | $113,417.79 |
| Alfred P Rosche, M.D. | 1962448332 | Pain Management | $104,744.78 |
| Katy Anna Coggins, MD | 1285139311 | Ophthalmology | $101,060.40 |
| George Cherian, MD | 1487671830 | Diagnostic Radiology | $98,567.42 |
| Bradley John Hartmann, MD | 1225102296 | Diagnostic Radiology | $97,666.18 |
| Daniel Nunez | 1689251639 | Internal medicine | $97,224.69 |
| David D. Nelsen, MD | 1417184169 | Dermatology | $96,798.76 |
| Frank Jung, MD | 1689624850 | Cardiology | $96,689.98 |
| Nader Honarkhah, MD | 1851464242 | Internal medicine | $91,804.65 |
| Andrew George Diab, MD | 1750541710 | Interventional radiology | $89,819.47 |
| Divya Sharma, MD | 1225082589 | Family practice | $87,549.86 |
| Lee Alan Mcfadden, M.D. | 1245398981 | Orthopedic surgery | $87,415.48 |
| Kimberley R. Lovelace, MD | 1629293493 | Ophthalmology | $87,132.29 |
| Furkhan Kachhawala, MD | 1467764761 | Family practice | $87,065.64 |
| Arpan J Patel, M.D. | 1154509735 | Anesthesiology | $86,647.00 |
| Beau E Waddell, MD | 1053713636 | Family practice | $85,462.11 |
| Christopher C Taylor, M..D. | 1801270392 | Family practice | $85,429.43 |
| Jonathan Alexander Lubin, MD | 1790244754 | Radiation oncology | $84,281.52 |
| Ryndon Negrillo Bautista, M.D. | 1225230170 | Internal medicine | $82,252.93 |
| Annabelle A. Tolentino, MD. | 1275566366 | Internal medicine | $81,529.63 |
| Tsu-Hon Wang, MD | 1457369498 | Gastroenterology | $78,824.68 |
| Nissage Cadet, M.D. | 1528144235 | General surgery | $77,779.29 |
| Emily G Robinson, MD | 1134271604 | Hematology/oncology | $77,501.63 |
| Kevin R Kozak, MD, PHD | 1124219241 | Radiation oncology | $77,444.06 |
| Michal B. Gutowski, MD | 1730613621 | Ophthalmology | $77,332.47 |
| Dimitrios I Fanopoulos, MD MPH | 1326056094 | Rheumatology | $75,694.90 |
| Vijay K Kantamneni, MD | 1316997406 | Cardiac surgery | $75,293.49 |
| Cheryl M Miller, MD | 1619076577 | Internal medicine | $74,883.34 |
| Adam Kedzia, MD | 1689197980 | Pulmonary disease | $73,428.70 |
| Andrew Kanarek, M.D. | 1497137327 | Diagnostic Radiology | $73,291.46 |
| Nancy C Rainiero, MD | 1174564363 | Internal medicine | $72,094.81 |
Cross-Market Comparison by Physician County Footprint
Nearby markets based on the counties represented by physician rows in this market, weighted by physician count.
| Market | State | Distance | Physicians | 65+ Population | Physician Growth % | 65+ Population Growth % |
|---|---|---|---|---|---|---|
| Janesville-Beloit, WI | WI | Current | 865 | 29,268 | +7.2% | +3.1% |
| Rockford, IL | IL | 23 mi | 1,764 | 61,434 | +10% | +1.9% |
| Madison, WI | WI | 33 mi | 5,146 | 110,214 | +7.9% | +3.7% |
| Milwaukee-Waukesha, WI | WI | 59 mi | 10,146 | 268,391 | +7.8% | +3% |
| Elgin, IL | IL | 61 mi | 3,185 | 109,877 | +8% | +3.7% |
Cross-Market Comparison by Official CBSA Geography
Nearby markets based on the official county composition of each CBSA or metropolitan division.
| Market | State | Distance | Physicians | 65+ Population | Physician Growth % | 65+ Population Growth % |
|---|---|---|---|---|---|---|
| Janesville-Beloit, WI | WI | Current | 865 | 29,268 | +7.2% | +3.1% |
| Rockford, IL | IL | 24 mi | 1,764 | 61,434 | +10% | +1.9% |
| Madison, WI | WI | 38 mi | 5,146 | 110,214 | +7.9% | +3.7% |
| Kenosha, WI | WI | 61 mi | 802 | 26,664 | +9.8% | +3.6% |
| Milwaukee-Waukesha, WI | WI | 63 mi | 10,146 | 268,391 | +7.8% | +3% |
Wisconsin Healthcare Context
Total Physicians in Wisconsin32,989
Share of Wisconsin Physicians2.6%
Total Markets in Wisconsin15
Rank in Wisconsin by Physicians#9 of 15
Janesville-Beloit, WI accounts for 2.6% of physicians represented in Wisconsin's market directory.
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