Loi K. Phuong, MD
NPI 1841297041ActiveIndividual· Neurological Surgery· Fort Wayne, IN
Neurological Surgery (MD) in Fort Wayne, Indiana, trained at University of California, Irvine, California College of Medicine (class of 1997). Mostly services rather than prescriptions: Medicare paid $251,851 for 322 patients in 2024, with only 48 Part D claims. Arteriocyte Medical Systems, Inc. was the largest of 2 companies reporting payments in 2025, $481.89 in all, mostly food and beverage.
Overview
| NPI | 1841297041 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 1, 2005 |
| Last updated in NPPES | Jan 4, 2024 |
| Certified by provider | Jan 4, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 01057259A | IN |
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 - Neurosurgery (IN); Practitioner - Neurosurgery (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 322 |
|---|---|
| Services billed | 1,167 across 53 procedure codes |
| Paid by Medicare | $251,851 |
Part D prescriptions in 2024
| Prescriptions (claims) | 48 · 54 30-day fills |
|---|---|
| Patients | 35 |
| Total drug cost | $452.33 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | University of California, Irvine, California College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Neurosurgery |
Medical groups
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
- Allied Physicians IncVan Wert, OH · 4 clinicians
Hospital affiliations
- Dupont Hospital LLCFort Wayne, IN
- Kosciusko Community HospitalWarsaw, IN
- Lutheran Hospital of IndianaFort Wayne, IN
- Marion General HospitalMarion, IN
- Parkview Regional Medical CenterFort Wayne, IN
Industry payments (Open Payments)
- 2025$481.89 · 3 payments from 2 companies
- 2024$226.16 · 4 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Arteriocyte Medical Systems, Inc. | $242.63 | 1 |
| Medtronic, Inc. | $239.26 | 2 |
What the 2025 payments were for
- Food and Beverage$481.89 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Neurological Surgery providers in Fort Wayne
- 1205098100
- 1265601041
- 1366433369
- 1053302968
- 1255322103
- 1043130651
- 1003062332
- 1114331493
- 1952308413
- 1831196237
- 1225321664
- 1336381631