Jack Leong, MD
NPI 1174506513ActiveIndividual· Pediatrics· Chicago, IL
Pediatrics (MD) with Exclusive Physicians - Illinois PLLC, practicing in Chicago, Illinois. Their prescriptions cost Medicare Part D more than their services did: $177,647 for 1,381 claims, against $13,935 paid for services in 2024. Mimedx Group, Inc. was the largest of 6 companies reporting payments in 2025, $474.21 in all, mostly food and beverage. Lists Community First Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1174506513 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Nov 21, 2005 |
| Last updated in NPPES | Oct 20, 2020 |
| Certified by provider | Oct 20, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics Primary | 208000000X | 036070436 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pediatric Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 43 |
|---|---|
| Services billed | 2,243 across 13 procedure codes |
| Paid by Medicare | $13,935 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,381 · 3,391 30-day fills |
|---|---|
| Patients | 103 |
| Total drug cost | $177,647 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1982 |
|---|---|
| Medicare specialty | Pediatric Medicine |
| Secondary specialties | General Practice |
Medical group
- Exclusive Physicians - Illinois PLLCChicago, IL · 3 clinicians
Hospital affiliations
- Community First Medical CenterChicago, IL
- Humboldt Park HealthChicago, IL
Industry payments (Open Payments)
- 2025$474.21 · 10 payments from 6 companies
- 2024$728.10 · 15 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mimedx Group, Inc. | $153.69 | 2 |
| Medtronic, Inc. | $141.94 | 2 |
| Lilly USA, LLC | $101.00 | 1 |
| Kowa Pharmaceuticals America, Inc. | $44.38 | 3 |
| Pfizer Inc. | $18.73 | 1 |
What the 2025 payments were for
- Food and Beverage$474.21 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other pediatricians in Chicago
- 1245203512
- 1396806717
- 1346281110
- 1467763599
- 1700404993
- 1760943286
- 1033135934
- 1043227291
- 1063524502
- 1073605598
- 1083290506
- 1104054063
All 1,205 pediatricians in Chicago · All pediatricians in Illinois