Gordon Guanxiong Mao, MD
NPI 1063854651ActiveIndividual· Neurological Surgery· Indianapolis, IN
Neurological Surgery (MD) with Iu Health Medical Group LLC, practicing in Indianapolis, Indiana. 191 Medicare patients in 2024, $149,908 paid; all of their 288 Part D prescriptions were generic. Merck Sharp & Dohme LLC was the largest of 4 companies reporting payments in 2025, $1,957 in all, mostly consulting fees. Lists Indiana University Health as a hospital affiliation.
Overview
| NPI | 1063854651 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 23, 2013 |
| Last updated in NPPES | Feb 17, 2022 |
| Certified by provider | Feb 17, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | 01085850A | IN |
| Neurological Surgery | 207T00000X | 01085850B | IN |
| Neurological Surgery | 207T00000X | MT2050 | PA |
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 - Neurosurgery (IN); Practitioner - Neurosurgery (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 191 |
|---|---|
| Services billed | 561 across 64 procedure codes |
| Paid by Medicare | $149,908 |
Part D prescriptions in 2024
| Prescriptions (claims) | 288 · 303 30-day fills |
|---|---|
| Patients | 86 |
| Total drug cost | $3,338 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Neurosurgery |
| Telehealth | Offers telehealth |
Medical group
- Iu Health Medical Group LLCIndianapolis, IN · 4,462 clinicians
Hospital affiliation
- Indiana University HealthIndianapolis, IN
Industry payments (Open Payments)
- 2025$1,957 · 6 payments from 4 companies
- 2024$2,400 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $1,500 | 1 |
| Icotec Medical Inc. | $315.73 | 2 |
| Medtronic, Inc. | $79.44 | 2 |
| Kuros Biosciences USA, Inc | $61.73 | 1 |
What the 2025 payments were for
- Consulting Fee$1,500 · 1 payment
- Food and Beverage$456.90 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 55 neurosurgeons in Indianapolis · All neurosurgeons in Indiana