John Nicholas Walter Jr., M.D.
NPI 1598779662ActiveIndividual· Family Medicine· Keene, NH
Family Medicine (M.D.) in Keene, New Hampshire, trained at Northwestern University Feinberg Medical School (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $468,367 for 6,817 claims, against $65,094 paid for services in 2024.
Overview
| NPI | 1598779662 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 27, 2006 |
| Last updated in NPPES | Jul 31, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 8246 | NH |
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 - Family Practice (NH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 142 |
|---|---|
| Services billed | 992 across 13 procedure codes |
| Paid by Medicare | $65,094 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,817 · 6,879 30-day fills |
|---|---|
| Patients | 176 |
| Total drug cost | $468,367 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | Northwestern University Feinberg Medical School |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Family Practice |
Medical group
- Dartmouth-Hitchcock ClinicLebanon, NH · 1,472 clinicians
Hospital affiliation
- Cheshire Medical CenterKeene, NH
Other facilities
- Vna at HcsHospice · Keene, NH
- Cheshire County HomeNursing home · Westmoreland, NH
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other family medicine physicians in Keene
- 1003841594
- 1396092201
- 1508899915
- 1710470646
- 1073019030
- 1124357165
- 1124382908
- 1295752038
- 1346308335
- 1396767877
- 1417971698
- 1427292358
All 46 family medicine physicians in Keene · All family medicine physicians in New Hampshire