Quick answers
- Which hospitals does Gerard A. Dillon work at?
- Medicare's official clinician data lists Gerard A. Dillon at 5 hospitals: Concord Hospital, Concord Hospital- Franklin, Concord Hospital- Laconia, Mary Hitchcock Memorial Hospital and New London Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Gerard A. Dillon see patients?
- Medicare's clinician data lists 2 practice locations, including Lebanon, NH and Concord, NH. Call before your visit to confirm the address.
- What is Gerard A. Dillon's specialty?
- Medicare lists Cardiovascular Disease (Cardiology) as the primary specialty.
- Does Gerard A. Dillon accept Medicare assignment?
- Yes. Medicare's clinician data says Gerard A. Dillon accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Gerard A. Dillon?
- (603) 650-5000, as listed in official Medicare / NPI Registry data.
- What is Gerard A. Dillon's NPI number?
- 1750398293. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Gerard A. Dillon works
Medicare's Facility Affiliation Data lists Gerard A. Dillon at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Concord HospitalConcord, NH · Acute Care Hospital · CCN 300001
- Concord Hospital- FranklinFranklin, NH · Critical Access Hospital · CCN 301306
- Concord Hospital- LaconiaLaconia, NH · Acute Care Hospital · CCN 300005
- Mary Hitchcock Memorial HospitalLebanon, NH · Acute Care Hospital · CCN 300003
- New London HospitalNew London, NH · Critical Access Hospital · CCN 301304
Practice locations
Addresses where Gerard A. Dillon is enrolled with Medicare (CMS data updated 2026-10-02).
- 1 Medical Ctr DrLebanon, NH 03756 (603) 650‑5000
- 253 Pleasant StConcord, NH 03301 (603) 226‑2200
Group practices
Medicare enrollment lists Gerard A. Dillon as a member of these groups (CMS data updated 2026-10-02).
- Dartmouth-Hitchcock Clinic1,472 clinicians in the group
- Mary Hitchcock Memorial Hospital1,280 clinicians in the group
Specialties
Find other Cardiovascular Disease (Cardiology) doctors in New Hampshire →
Other cardiologists in Lebanon
Clinicians with the same Medicare primary specialty in Lebanon, NH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | State University Of New York At Buffalo School Of Medicine |
| Graduation year | 1992 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1750398293 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians