Market
Lake County, IL
Specialties
Counties
Billing organizations
ACOs
10-Year Market Trend
| Year | Physicians | Billing Orgs | ACOs | 65+ Population | Physician Growth % | 65+ Population Growth % |
|---|---|---|---|---|---|---|
| 2014 | 1,184 | 519 | 40 | N/A | N/A | N/A |
| 2015 | 1,238 | 530 | 41 | N/A | +4.6% | N/A |
| 2016 | 1,326 | 551 | 42 | N/A | +7.1% | N/A |
| 2017 | 1,414 | 561 | 42 | N/A | +6.6% | N/A |
| 2018 | 1,503 | 573 | 47 | N/A | +6.3% | N/A |
| 2019 | 1,596 | 598 | 52 | N/A | +6.2% | N/A |
| 2020 | 1,666 | 593 | 52 | N/A | +4.4% | N/A |
| 2021 | 1,789 | 607 | 58 | N/A | +7.4% | N/A |
| 2022 | 1,952 | 621 | 71 | N/A | +9.1% | N/A |
| 2023 | 2,095 | 643 | 78 | 108,824 | +7.3% | N/A |
| 2024 | 2,253 | 640 | 77 | 112,792 | +7.5% | +3.6% |
Top Counties
Top Specialties
| Specialty | Physicians | % |
|---|---|---|
| Nurse practitioner | 392 | 12.7% |
| Physical therapist (private practice) | 336 | 10.9% |
| Physician assistant | 237 | 7.7% |
| Internal medicine | 201 | 6.5% |
| Licensed clinical social worker | 159 | 5.2% |
| Family practice | 147 | 4.8% |
| Chiropractic | 119 | 3.9% |
| Clinical psychologist | 114 | 3.7% |
| Mental Health Counselors | 105 | 3.4% |
| Emergency medicine | 96 | 3.1% |
Top Billing Organizations
| Billing Org NPI | Org Name | Physicians | % |
|---|---|---|---|
| 1346235314 | NORTHWESTERN MEDICAL FACULTY FOUNDATION | 456 | 14.8% |
| 1700824455 | ADVOCATE HEALTH AND HOSPITALS CORPORATION | 228 | 7.4% |
| 1497701882 | ENDEAVOR HEALTH MEDICAL GROUP | 222 | 7.2% |
| 1205922432 | ILLINOIS BONE AND JOINT INSTITUTE LLC | 132 | 4.3% |
| 1821085028 | ATHLETICO LTD | 84 | 2.7% |
| 1548258072 | CITY OF HOPE MEDICAL GROUP OF ILLINOIS PLLC | 54 | 1.8% |
| 1073549713 | BEST PRACTICES INPATIENT CARE, LTD. | 45 | 1.5% |
| 1740906577 | CEPAMERICA ILLINOIS LLP | 40 | 1.3% |
| 1306937289 | WAUKEGAN CLINIC CORP | 31 | 1% |
| 1073548640 | THE JOSSELYN CENTER NFP | 27 | 0.9% |
Top ACOs
| ACO ID | ACO Name | Physicians | % |
|---|---|---|---|
| A2620 | Northwestern Medicine Physician Network ACO | 452 | 14.7% |
| A1033 | Advocate Physician Partners Accountable Care, Inc. | 447 | 14.5% |
| D0260 | Accountable Care Organization of Advocate Aurora Health, LLC | 266 | 8.6% |
| D0015 | Rancho Health Management, LLC | 62 | 2% |
| D0061 | CVS Accountable Care Organization, Inc. | 46 | 1.5% |
| A5444 | Northwestern Medicine Health Network ACO LLC | 30 | 1% |
| A2097 | Mercy Health Corporation | 22 | 0.7% |
| D0284 | CINQCARE ACO REACH LLC | 20 | 0.6% |
| A2619 | IRCCO | 20 | 0.6% |
| A5329 | Ascension Care Management Health Partners Wisconsin, LLC | 19 | 0.6% |
Top Physicians by Billing Paid Amount
| Physician | NPI | Specialty | Billing Paid Amount |
|---|---|---|---|
| Rajesh T Iyengar, MD | 1821023714 | Family practice | $31,955,926.44 |
| Andrew J Gordon, M.D. | 1508898206 | Neurology | $8,425,889.44 |
| Candice Elaine Meck, D.O. | 1518265875 | Emergency medicine | $3,944,369.60 |
| Charulatha Nagar, M.D. | 1104810191 | Neurology | $2,802,317.90 |
| Yirong Zhu, D.O., PH.D. | 1790226116 | Hematology/oncology | $2,556,032.57 |
| Michael P Blair, M.D. | 1285645549 | Ophthalmology | $2,367,107.67 |
| Kathryn A. Kiehn, M.D. | 1700834348 | Rheumatology | $2,331,796.46 |
| Ira Garoon, M.D. | 1609994441 | Ophthalmology | $2,300,280.71 |
| Kyle Cox Blair, DO | 1699121194 | Ophthalmology | $2,300,280.08 |
| Robert Garoon, M.D. | 1013275478 | Ophthalmology | $2,195,172.00 |
| Julia Sun, M.D. | 1235589912 | Rheumatology | $1,491,712.92 |
| Raymond Bong Chow, M.D. | 1356369037 | Cardiology | $1,489,195.86 |
| Mazin Fattouhi, M.D. | 1639519309 | Internal medicine | $1,434,542.45 |
| James G Lahti, M.D. | 1689783086 | Dermatology | $1,431,744.19 |
| Maher C Nahlawi, MD | 1881688596 | Cardiology | $1,393,821.15 |
| Rotimi Johnson, MD | 1144537051 | Interventional radiology | $1,305,824.04 |
| Robert J Koch, DO | 1962497974 | Cardiology | $1,280,041.81 |
| Lori Siegel, MD | 1730144882 | Rheumatology | $1,217,774.60 |
| Andrew Robert Benck, M.D. | 1326574971 | Rheumatology | $1,146,233.50 |
| Paul E. Later, M.D. | 1689671166 | Neurology | $1,139,904.65 |
| Patrick Onkka, M.D. | 1407235518 | Rheumatology | $1,095,145.81 |
| Biana M Polak, DO | 1588224307 | Rheumatology | $1,073,696.51 |
| Ira F Fenton, DO | 1477551752 | Internal medicine | $999,717.94 |
| Benjamin L Rojas, D.O. | 1730320235 | Cardiology | $987,489.34 |
| Andrea T Dellaria, MD | 1982036182 | Neurology | $926,892.05 |
| Ian S Katznelson, M.D. | 1194779082 | Neurology | $890,324.12 |
| Ronald J Kim, M.D | 1447451554 | Urology | $870,072.12 |
| Evan David Allen, M.D. | 1821101742 | Neurology | $807,323.10 |
| Archie Lim Ong, M.D. | 1093979486 | Neurology | $807,019.30 |
| Wajahat Mirza, MD | 1245231570 | Cardiology | $795,230.46 |
| Kaitlin F Lima, M.D. | 1316488612 | Rheumatology | $715,843.45 |
| Brian E Schwartz | 1104116151 | Orthopedic surgery | $683,527.23 |
| Charles E Jaffe, DO | 1285628982 | Cardiology | $666,081.87 |
| Krish George Venoo, M.D. | 1487829834 | General surgery | $650,304.33 |
| Rami K Taha, M.D. | 1881872588 | Internal medicine | $639,308.51 |
| Maria Mcintire, M.D. | 1356531107 | Pathology | $606,878.15 |
| Christian Malalis, M.D. | 1447487095 | Interventional radiology | $602,859.20 |
| Jessica M Sheehan, MD | 1790923324 | Micrographic Dermatologic Surgery | $594,747.88 |
| Gurbax Singh Saini, MD | 1124049598 | Internal medicine | $591,872.07 |
| Sadia Syed, M.D. | 1518367333 | Infectious disease | $590,310.30 |
| Justin J. Cohen, MD | 1700060704 | Urology | $579,061.13 |
| Sheena Samra, M.D. | 1336567080 | Otolaryngology | $572,969.86 |
| Divya Singh-Behl, MD | 1932299278 | Dermatology | $568,204.27 |
| Eric Jonathan Kessler, M.D. | 1922256601 | Cardiac Electrophysiology | $555,586.14 |
| Quraish Ghadiali, M.D. | 1942591433 | Ophthalmology | $555,125.13 |
| Robert Pearlman, MD | 1124088091 | Ophthalmology | $549,159.77 |
| Fahd Jajeh, MD | 1558355255 | Cardiology | $545,546.92 |
| Jonathan S Citow, MD | 1093703571 | Neurosurgery | $533,166.17 |
| Nirav Nagarsheth | 1457858318 | Rheumatology | $532,514.34 |
| Joseph P Kiernan, MD | 1669429973 | Ophthalmology | $525,881.60 |
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 % |
|---|---|---|---|---|---|---|
| Lake County, IL | IL | Current | 3,080 | 112,792 | +7.5% | +3.6% |
| Chicago-Naperville-Schaumburg, IL | IL | 21 mi | 37,879 | 1,150,206 | +9.5% | +2.9% |
| Kenosha, WI | WI | 28 mi | 802 | 26,664 | +9.8% | +3.6% |
| Elgin, IL | IL | 39 mi | 3,185 | 109,877 | +8% | +3.7% |
| Racine-Mount Pleasant, WI | WI | 41 mi | 884 | 35,802 | +7.4% | +3% |
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 % |
|---|---|---|---|---|---|---|
| Lake County, IL | IL | Current | 3,080 | 112,792 | +7.5% | +3.6% |
| Kenosha, WI | WI | 28 mi | 802 | 26,664 | +9.8% | +3.6% |
| Chicago-Naperville-Schaumburg, IL | IL | 33 mi | 37,879 | 1,150,206 | +9.5% | +2.9% |
| Racine-Mount Pleasant, WI | WI | 41 mi | 884 | 35,802 | +7.4% | +3% |
| Elgin, IL | IL | 46 mi | 3,185 | 109,877 | +8% | +3.7% |
Illinois Healthcare Context
Total Physicians in Illinois62,640
Share of Illinois Physicians4.9%
Total Markets in Illinois14
Rank in Illinois by Physicians#3 of 14
Lake County, IL accounts for 4.9% of physicians represented in Illinois's market directory.
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