Quick answers
- Which hospitals does Jameson A. Lassor work at?
- Medicare's official clinician data lists Jameson A. Lassor at 3 hospitals: Concord Hospital, Elliot Hospital and Exeter Hospital Inc. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Jameson A. Lassor see patients?
- Medicare's clinician data lists 2 practice locations, including Raymond, NH and Newmarket, NH. Call before your visit to confirm the address.
- What is Jameson A. Lassor's specialty?
- Medicare lists Nurse Practitioner as the primary specialty.
- Does Jameson A. Lassor accept Medicare assignment?
- Yes. Medicare's clinician data says Jameson A. Lassor 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 Jameson A. Lassor?
- (603) 895-3351, as listed in official Medicare / NPI Registry data.
- What is Jameson A. Lassor's NPI number?
- 1124671581. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Jameson A. Lassor works
Medicare's Facility Affiliation Data lists Jameson A. Lassor 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
- Elliot HospitalManchester, NH · Acute Care Hospital · CCN 300012
- Exeter Hospital IncExeter, NH · Acute Care Hospital · CCN 300023
Practice locations
Addresses where Jameson A. Lassor is enrolled with Medicare (CMS data updated 2026-10-02).
- 128 Route 27Raymond, NH 03077 (603) 895‑3351
- 207 S Main StNewmarket, NH 03857 (603) 659‑3106
Group practices
Medicare enrollment lists Jameson A. Lassor as a member of this group (CMS data updated 2026-10-02).
- Lamprey Health Care Inc51 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Raymond
Clinicians with the same Medicare primary specialty in Raymond, NH — not a recommendation.
Clinician information
| Graduation year | 2016 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1124671581 |
| 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