Mai Ngoc Xuan Nguyen, M.D.
Family Medicine (M.D.) with Harvey Emergency Physicians PLLC, practicing in Chicago, Illinois. 258 Medicare patients in 2024, $24,472 paid; nearly all of their 260 Part D prescriptions were generic (94%). Janssen Pharmaceuticals, Inc reported $30.20 in payments in 2024, mostly food and beverage. Lists Ingalls Memorial Hospital as a hospital affiliation. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1659711950 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 1, 2013 |
| Last updated in NPPES | Jul 1, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036.131826 | IL |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Illinois, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Mai T. Nguyen · No Known Affiliation | 1128a1 | Aug 20, 2014 | Machesney Park, IL |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 - Family Practice (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 258 |
|---|---|
| Services billed | 275 across 11 procedure codes |
| Paid by Medicare | $24,472 |
Part D prescriptions in 2024
| Prescriptions (claims) | 260 · 260 30-day fills |
|---|---|
| Patients | 211 |
| Total drug cost | $3,122 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2000 |
|---|---|
| Medicare specialty | Family Practice |
| Secondary specialties | Emergency Medicine |
Medical group
- Harvey Emergency Physicians PLLCCalumet City, IL · 49 clinicians
Hospital affiliation
- Ingalls Memorial HospitalHarvey, IL
Industry payments (Open Payments)
- 2024$30.20 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $30.20 | 1 |
What the 2024 payments were for
- Food and Beverage$30.20 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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