Er-Kai Gao, M.D.
NPI 1710064944ActiveIndividual· Neurological Surgery· La Mesa, CA
Neurological Surgery (M.D.) with Er-Kai Gao MD Inc, practicing in La Mesa, California. Their prescriptions cost Medicare Part D more than their services did: $1,001,410 for 998 claims, against $494,964 paid for services in 2024. Ucb, Inc. was the largest of 39 companies reporting payments in 2025, $5,888 in all, mostly food and beverage. Lists Grossmont Hospital as a hospital affiliation.
Overview
| NPI | 1710064944 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 1, 2006 |
| Last updated in NPPES | Sep 8, 2021 |
| Certified by provider | Sep 8, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Neurological Surgery Primary | 207T00000X | A71659 | CA |
| Psychiatry & Neurology, Neurology | 2084N0400X | A71659 | 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 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 - Neurology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,026 |
|---|---|
| Services billed | 5,480 across 41 procedure codes |
| Paid by Medicare | $494,964 |
Part D prescriptions in 2024
| Prescriptions (claims) | 998 · 1,506 30-day fills |
|---|---|
| Patients | 189 |
| Total drug cost | $1,001,410 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1983 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Er-Kai Gao MD IncLa Mesa, CA · 2 clinicians
Hospital affiliation
- Grossmont HospitalLa Mesa, CA
Industry payments (Open Payments)
- 2025$5,888 · 208 payments from 39 companies
- 2024$6,800 · 219 payments from 37 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ucb, Inc. | $1,092 | 30 |
| Abbvie Inc. | $498.06 | 37 |
| Sk Life Science, Inc. | $464.99 | 10 |
| Alnylam Pharmaceuticals Inc. | $346.81 | 6 |
| Eisai Inc. | $346.59 | 8 |
What the 2025 payments were for
- Food and Beverage$5,887 · 207 payments
- Travel and Lodging$0.73 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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