Insoo Om, PA
NPI 1538364989ActiveIndividual· Physician Assistant· Bronx, NY
Physician Assistant (PA) with Vanguard Dermatology, practicing in Bronx, New York. Their prescriptions cost Medicare Part D more than their services did: $888,269 for 2,746 claims, against $25,842 paid for services in 2024. Ucb, Inc. was the largest of 16 companies reporting payments in 2025, $3,131 in all, mostly food and beverage.
Overview
| NPI | 1538364989 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | Yes |
| NPI issued | Jun 17, 2007 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 004057 | NY |
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 - Physician Assistant (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 38 |
|---|---|
| Services billed | 1,002 across 12 procedure codes |
| Paid by Medicare | $25,842 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,746 · 2,850 30-day fills |
|---|---|
| Patients | 393 |
| Total drug cost | $888,269 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Vanguard DermatologyForest Hills, NY · 9 clinicians
Industry payments (Open Payments)
- 2025$3,131 · 125 payments from 16 companies
- 2024$3,242 · 126 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ucb, Inc. | $584.36 | 30 |
| Arcutis Biotherapeutics, Inc. | $535.74 | 31 |
| Genzyme Corporation | $341.82 | 5 |
| Incyte Corporation | $281.56 | 11 |
| Janssen Biotech, Inc. | $253.67 | 11 |
What the 2025 payments were for
- Food and Beverage$2,977 · 123 payments
- Education$153.99 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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