Margaret M. Xu, MD
NPI 1003435280ActiveIndividual· Internal Medicine, Geriatric Medicine· New Haven, CT
Internal Medicine, Geriatric Medicine (MD) with Northeast Medical Group Inc, practicing in New Haven, Connecticut. 58 Medicare patients in 2024, $7,657 paid; nearly all of their 146 Part D prescriptions were generic (91%). Janssen Pharmaceuticals, Inc reported $19.71 in payments in 2024, mostly food and beverage. Lists Yale-New Haven Hospital as a hospital affiliation.
Overview
| NPI | 1003435280 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 8, 2020 |
| Last updated in NPPES | Feb 2, 2024 |
| Certified by provider | Feb 2, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | 66101 | CT |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Geriatric Medicine (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 76 across 19 procedure codes |
| Paid by Medicare | $7,657 |
Part D prescriptions in 2024
| Prescriptions (claims) | 146 · 186 30-day fills |
|---|---|
| Patients | 60 |
| Total drug cost | $9,940 |
| Generic share | 91% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Geriatric Medicine |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Northeast Medical Group IncBridgeport, CT · 1,360 clinicians
Hospital affiliation
- Yale-New Haven HospitalNew Haven, CT
Other facilities
- Connecticut Hospice Inc, theHospice · Branford, CT
- Grimes CenterNursing home · New Haven, CT
Industry payments (Open Payments)
- 2024$19.71 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Janssen Pharmaceuticals, Inc | $19.71 | 1 |
What the 2024 payments were for
- Food and Beverage$19.71 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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