David De Gijsel, M.D.
NPI 1740579176ActiveIndividual· Internal Medicine, Infectious Disease· Lebanon, NH
Internal Medicine, Infectious Disease (M.D.) with Dartmouth-Hitchcock Clinic and 2 other groups, practicing in Lebanon, New Hampshire. Their prescriptions cost Medicare Part D more than their services did: $546,970 for 311 claims, against $12,221 paid for services in 2024. Lists Alice Peck Day Memorial Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1740579176 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 6, 2011 |
| Last updated in NPPES | Jun 10, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 18235 | NH |
| Internal Medicine, Addiction Medicine | 207RA0401X | 18235 | NH |
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 - Internal Medicine (MA); Practitioner - Infectious Disease (ME); Practitioner - Infectious Disease (NC); Practitioner - Infectious Disease (NH); Practitioner - Internal Medicine (VT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 65 |
|---|---|
| Services billed | 106 across 14 procedure codes |
| Paid by Medicare | $12,221 |
Part D prescriptions in 2024
| Prescriptions (claims) | 311 · 335 30-day fills |
|---|---|
| Patients | 84 |
| Total drug cost | $546,970 |
| Generic share | 53% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Dartmouth-Hitchcock ClinicLebanon, NH · 1,472 clinicians
- Mary Hitchcock Memorial HospitalManchester, NH · 1,280 clinicians
- Belonging Medical Group PLLCWestborough, MA · 40 clinicians
Hospital affiliations
- Alice Peck Day Memorial HospitalLebanon, NH
- Cheshire Medical CenterKeene, NH
- Mary Hitchcock Memorial HospitalLebanon, NH
- Valley Regional HospitalClaremont, NH
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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