Specialty Directory
Internal Medicine in Lake Forest, IL
Federal CMS data for 17 internal medicine providers practicing in Lake Forest, IL. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
17
Providers
Median industry payments
$795
17
Internal Medicine Providers
in Lake Forest, IL
$795
Median Industry Payments
per provider (2018–2024)
749
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing.
Internal Medicine includes multiple subspecialties with different practice patterns.
Learn more →
Internal Medicine Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| ONKKA, PATRICK M.D. | 91,616 | 1,436 | Iron infusion (Injectafer) | $1,320 (2018-2023) | Food & Beverage (88%) | Very High |
| SUN, JULIA M.D. | 32,396 | 826 | Iron infusion (Injectafer) | $80,410 (2019-2023) | Grant (99%) | Very High |
| BAZAVAN, MUGUREL MD | 3,926 | 2,992 | EKG interpretation and report | $1,153 (2018-2024) | Food & Beverage (100%) | Very High |
| SHARAIN, KOROSH MD | 2,954 | 2,621 | EKG interpretation and report | $795 (2022-2024) | Food & Beverage (100%) | Very High |
| CORMIER, ELISABETH MD | 1,418 | 515 | Skin and tissue removal, 20 sq cm or less | $370 (2020-2024) | Food & Beverage (100%) | Very High |
| RHO, JASON M.D. | 1,229 | 958 | Office visit, established patient (30-39 min) | $1,030 (2018-2024) | Food & Beverage (98%) | Very High |
| ANEZ DE GOMEZ, CRISTINA MD | 986 | 808 | Office visit, established patient, complex (40-54 min) | $560 (2018-2023) | Food & Beverage (100%) | Very High |
| LASIN, STEVEN MD | 982 | 795 | Office visit, established patient (20-29 min) | $601 (2022-2024) | Food & Beverage (100%) | Very High |
| ILINSKIY, DIANA M.D. | 749 | 508 | Hospital follow-up visit, moderate complexity | $88 (2022-2022) | Food & Beverage (100%) | Very High |
| HUSAIN, FAISAL MD | 718 | 519 | Hospital follow-up visit, moderate complexity | $88 (2022-2022) | Food & Beverage (100%) | Very High |
| SOMMERFELD, MICHAEL MD | 665 | 508 | Office visit, established patient (20-29 min) | $1,559 (2018-2024) | Consulting (98%) | Very High |
| TARIGOPULA, MADHUSUDHAN M.D. | 664 | 437 | Hospital follow-up visit, moderate complexity | $202 (2018-2019) | Food & Beverage (100%) | Very High |
| GARTI, JASON M.D. | 621 | 369 | Office visit, established patient (20-29 min) | $25 (2024-2024) | Food & Beverage (100%) | Very High |
| HELLER, MICHAEL MD | 537 | 472 | Sedation by physician, initial 15 minutes | $8,245 (2018-2024) | Food & Beverage (57%) | Very High |
| DIMOND, JENNIFER MD | 280 | 247 | Office visit, established patient (20-29 min) | $63 (2022-2024) | Consulting (80%) | Very High |
| WROBLEWSKI, IGOR M.D. | 54 | 54 | Initial hospital admission, moderate complexity | $2,042 (2019-2024) | Food & Beverage (64%) | Very High |
| SACHDEVA, AMIT M.D. | 15 | 14 | EKG interpretation and report | $2,943 (2018-2024) | Food & Beverage (100%) | Very High |
Note: Internal Medicine encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.
By Practice Pattern
Internal Medicine encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (11)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| BAZAVAN, MUGUREL | 3,926 | $1,153 |
| CORMIER, ELISABETH | 1,418 | $370 |
| RHO, JASON | 1,229 | $1,030 |
| ANEZ DE GOMEZ, CRISTINA | 986 | $560 |
| LASIN, STEVEN | 982 | $601 |
| ILINSKIY, DIANA | 749 | $88 |
| HUSAIN, FAISAL | 718 | $88 |
| SOMMERFELD, MICHAEL | 665 | $1,559 |
| TARIGOPULA, MADHUSUDHAN | 664 | $202 |
| GARTI, JASON | 621 | $25 |
Mixed Practice (5)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| ONKKA, PATRICK | 91,616 | $1,320 |
| SUN, JULIA | 32,396 | $80,410 |
| HELLER, MICHAEL | 537 | $8,245 |
| WROBLEWSKI, IGOR | 54 | $2,042 |
| SACHDEVA, AMIT | 15 | $2,943 |
Cardiac & Cardiac (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| SHARAIN, KOROSH | 2,954 | $795 |