Ying Hao Lai, M.D.
NPI 1104116847ActiveIndividual· Surgery· Chicago, IL
Surgery (M.D.) in Chicago, Illinois, trained at Northwestern University Feinberg Medical School (class of 2011). 126 Medicare patients in 2024, $50,145 paid; nearly all of their 116 Part D prescriptions were generic (96%). Intuitive Surgical, Inc. was the largest of 6 companies reporting payments in 2025, $12,197 in all, mostly education.
Overview
| NPI | 1104116847 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 14, 2011 |
| Last updated in NPPES | May 14, 2025 |
| Certified by provider | May 14, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 036.140559 | 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 - General Surgery (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 126 |
|---|---|
| Services billed | 365 across 54 procedure codes |
| Paid by Medicare | $50,145 |
Part D prescriptions in 2024
| Prescriptions (claims) | 116 · 121 30-day fills |
|---|---|
| Patients | 90 |
| Total drug cost | $1,183 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | General Surgery |
Medical group
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
Hospital affiliations
- Advocate Illinois Masonic Medical CenterChicago, IL
- Advocate Lutheran General HospitalPark Ridge, IL
Industry payments (Open Payments)
- 2025$12,197 · 63 payments from 6 companies
- 2024$9,697 · 40 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $8,433 | 8 |
| Davol Inc. | $1,752 | 10 |
| Kerecis Limited | $1,660 | 42 |
| Solventum Corporation | $194.94 | 1 |
| Medtronic, Inc. | $132.51 | 1 |
What the 2025 payments were for
- Education$8,000 · 2 payments
- Food and Beverage$3,021 · 58 payments
- Travel and Lodging$1,176 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 622 general surgeons in Chicago · All general surgeons in Illinois