Wynn Hugh Kao, M.D., PH.D.
NPI 1790996890ActiveIndividual· Dermatology· Bloomington, IL
Dermatology (M.D., PH.D.) in Bloomington, Illinois, trained at Harvard Medical School (class of 2004). Their prescriptions cost Medicare Part D more than their services did: $1,064,352 for 2,100 claims, against $396,584 paid for services in 2024. Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,932 in all, mostly food and beverage.
Overview
| NPI | 1790996890 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D., PH.D. |
| Sole proprietor | No |
| NPI issued | May 24, 2007 |
| Last updated in NPPES | Jul 21, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology Primary | 207N00000X | 036.143480 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Dermatology (IL); Practitioner - Dermatology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,661 |
|---|---|
| Services billed | 11,840 across 53 procedure codes |
| Paid by Medicare | $396,584 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,100 · 2,383 30-day fills |
|---|---|
| Patients | 747 |
| Total drug cost | $1,064,352 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | Harvard Medical School |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Dermatology |
Medical group
- Dermatology and Mohs Surgery Institute LtdBloomington, IL · 7 clinicians
Hospital affiliation
- St Joseph Medical CenterBloomington, IL
Industry payments (Open Payments)
- 2025$1,932 · 89 payments from 16 companies
- 2024$1,448 · 66 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $348.36 | 18 |
| Ucb, Inc. | $230.52 | 10 |
| Novartis Pharmaceuticals Corporation | $204.41 | 9 |
| Janssen Biotech, Inc. | $187.85 | 10 |
| Sun Pharmaceutical Industries Inc. | $141.99 | 6 |
What the 2025 payments were for
- Food and Beverage$1,734 · 87 payments
- Education$198.00 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Dermatology providers in Bloomington
- 1689863904
- 1093596652
- 1881333680
- 1598803330
- 1316474976
- 1386031045
- 1740415777
- 1619015450
- 1528008414
- 1669510400