Quick answers
- Which hospitals does Mason Cross work at?
- Medicare's official clinician data lists Mason Cross at 3 hospitals: Catholic Medical Center, Concord Hospital and Monadnock Community Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Mason Cross see patients?
- Medicare's clinician data lists 1 practice location in Londonderry, NH. Call before your visit to confirm the address.
- What is Mason Cross's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Mason Cross accept Medicare assignment?
- Yes. Medicare's clinician data says Mason Cross 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.
- Does Mason Cross offer telehealth?
- Medicare's clinician data says Mason Cross offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mason Cross?
- (603) 323-0883, as listed in official Medicare / NPI Registry data.
- What is Mason Cross's NPI number?
- 1376011866. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Mason Cross works
Medicare's Facility Affiliation Data lists Mason Cross at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Catholic Medical CenterManchester, NH · Acute Care Hospital · CCN 300034
- Concord HospitalConcord, NH · Acute Care Hospital · CCN 300001
- Monadnock Community HospitalPeterborough, NH · Critical Access Hospital · CCN 301309
Practice locations
Addresses where Mason Cross is enrolled with Medicare (CMS data updated 2026-10-02).
- 6 Buttrick Rd, Suite 200Londonderry, NH 03053 (603) 323‑0883
Group practices
Medicare enrollment lists Mason Cross as a member of this group (CMS data updated 2026-10-02).
- Cardiovascular Specialists of New England, LLC14 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in New Hampshire
Clinicians with the same Medicare primary specialty in New Hampshire — not a recommendation.
Clinician information
| Graduation year | 2018 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1376011866 |
| 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