Grace Hwang, MD
NPI 1053720797ActiveIndividual· Surgery· Orange, CA
Surgery (MD) in Orange, California, trained at Wayne State University School of Medicine (class of 2011). Their prescriptions cost Medicare Part D more than their services did: $137,995 for 307 claims, against $79,969 paid for services in 2024. Intuitive Surgical, Inc. was the largest of 4 companies reporting payments in 2025, $4,925 in all, mostly education.
Overview
| NPI | 1053720797 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Aug 6, 2014 |
| Last updated in NPPES | Mar 16, 2020 |
| Certified by provider | Mar 16, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A125505 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Colorectal Surgery (Proctology) (CA); Practitioner - General Surgery (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 126 |
|---|---|
| Services billed | 367 across 49 procedure codes |
| Paid by Medicare | $79,969 |
Part D prescriptions in 2024
| Prescriptions (claims) | 307 · 309 30-day fills |
|---|---|
| Patients | 92 |
| Total drug cost | $137,995 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Colorectal Surgery (Proctology) |
| Secondary specialties | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- Orange Surgical AssociatesOrange, CA · 7 clinicians
Hospital affiliations
- Anaheim Community Hospital, LLCAnaheim, CA
- Providence St. Joseph HospitalOrange, CA
Industry payments (Open Payments)
- 2025$4,925 · 16 payments from 4 companies
- 2024$499.38 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $4,844 | 13 |
| Takeda Pharmaceuticals U.S.A., Inc. | $31.92 | 1 |
| Medtronic, Inc. | $26.76 | 1 |
| Alexion Pharmaceuticals, Inc. | $22.54 | 1 |
What the 2025 payments were for
- Education$2,500 · 1 payment
- Travel and Lodging$1,688 · 6 payments
- Food and Beverage$737.03 · 9 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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