Quick answers
- Where does Samuel D. Allen see patients?
- Medicare's clinician data lists 4 practice locations, including Salem, NH, Lawrence, MA and North Andover, MA. Call before your visit to confirm the address.
- What is Samuel D. Allen's specialty?
- Medicare lists Ophthalmology as the primary specialty.
- Does Samuel D. Allen accept Medicare assignment?
- Yes. Medicare's clinician data says Samuel D. Allen 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 Samuel D. Allen?
- (603) 893-7400, as listed in official Medicare / NPI Registry data.
- What is Samuel D. Allen's NPI number?
- 1649253444. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Samuel D. Allen is enrolled with Medicare (CMS data updated 2026-10-02).
- 29 Stiles Rd, Suite 101Salem, NH 03079 (603) 893‑7400
- 360 Merrimack St, Suite 9Lawrence, MA 01843 (978) 688‑6182
- 360 Merrimack Street Bldg 9 EntranceLawrence, MA 01843 (978) 688‑6182
- 451 Andover StNorth Andover, MA 01845 (978) 688‑6182
Group practices
Medicare enrollment lists Samuel D. Allen as a member of these groups (CMS data updated 2026-10-02).
- Tallman Eye Associates PC15 clinicians in the group
- Tallman Eye Whittier7 clinicians in the group
- Tallman Eye Bidco6 clinicians in the group
Specialties
- Ophthalmologyprimary
Other ophthalmologists in Salem
Clinicians with the same Medicare primary specialty in Salem, NH — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Georgetown University School Of Medicine |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1649253444 |
| 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
- 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