Quick answers
- Which hospitals does Mark A. Horton work at?
- Medicare's official clinician data lists Mark A. Horton at 3 hospitals: Brattleboro Memorial Hospital, Cheshire Medical Center and Mary Hitchcock Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mark A. Horton see patients?
- Medicare's clinician data lists 1 practice location in Keene, NH. Call before your visit to confirm the address.
- What is Mark A. Horton's specialty?
- Medicare lists Pain Management as the primary specialty.
- Does Mark A. Horton accept Medicare assignment?
- Yes. Medicare's clinician data says Mark A. Horton 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 Mark A. Horton?
- (603) 354-4000, as listed in official Medicare / NPI Registry data.
- What is Mark A. Horton's NPI number?
- 1982830725. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mark A. Horton works
Medicare's Facility Affiliation Data lists Mark A. Horton at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Brattleboro Memorial HospitalBrattleboro, VT · Acute Care Hospital · CCN 470011
- Cheshire Medical CenterKeene, NH · Acute Care Hospital · CCN 300019
- Mary Hitchcock Memorial HospitalLebanon, NH · Acute Care Hospital · CCN 300003
Practice locations
Addresses where Mark A. Horton is enrolled with Medicare (CMS data updated 2026-10-02).
- 590 Court StKeene, NH 03431 (603) 354‑4000
Group practices
Medicare enrollment lists Mark A. Horton as a member of this group (CMS data updated 2026-10-02).
- Mary Hitchcock Memorial Hospital1,280 clinicians in the group
Specialties
- Pain Managementprimary
Other pain management doctors in New Hampshire
Clinicians with the same Medicare primary specialty in New Hampshire — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Vermont College Of Medicine |
| Graduation year | 2009 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1982830725 |
| 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