Mai Ngan Nguyen Lai, M.D.
NPI 1477959583ActiveIndividual· Internal Medicine· Palm Springs, CA
Internal Medicine (M.D.) with First Choice Physician Partners, practicing in Palm Springs, California. In 2024 Medicare paid $83,379 for 349 patients, and Part D covered 325 of their prescriptions, 86% of them generic. Intuitive Surgical, Inc. was the largest of 2 companies reporting payments in 2024, $54.02 in all, mostly food and beverage. Lists Desert Regional Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1477959583 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Nov 17, 2014 |
| Last updated in NPPES | Oct 4, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 138564 | CA |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 349 |
|---|---|
| Services billed | 1,167 across 9 procedure codes |
| Paid by Medicare | $83,379 |
Part D prescriptions in 2024
| Prescriptions (claims) | 325 · 433 30-day fills |
|---|---|
| Patients | 140 |
| Total drug cost | $34,061 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- First Choice Physician PartnersPalm Springs, CA · 127 clinicians
Hospital affiliations
- Desert Regional Medical CenterPalm Springs, CA
- Eisenhower Medical CenterRancho Mirage, CA
- El Centro Regional Medical CenterEl Centro, CA
- Hi-Desert Medical CenterJoshua Tree, CA
- San Gorgonio Memorial HospitalBanning, CA
Industry payments (Open Payments)
- 2024$54.02 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $34.56 | 1 |
| Janssen Pharmaceuticals, Inc | $19.46 | 1 |
What the 2024 payments were for
- Food and Beverage$54.02 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 84 internal medicine physicians in Palm Springs · All internal medicine physicians in California