Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Español Near me My list Help
US Patient GuideUSA
Surprise me
Physical Medicine and Rehabilitation

Aaron S. Geller, MD

Sees patients in Nashua, NH · New Hampshire

Summary

Aaron S. Geller, MD (Physical Medicine and Rehabilitation) is enrolled with Medicare at 1 practice location in Nashua, NH. NPI 1831128479. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

Call(603) 233‑6317 NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Aaron S. Geller, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

1Practice location
Physical Medicine and RehabilitationPrimary specialty
YesAccepts Medicare assignment
35Years since medical school (graduated 1991)
Perelman School Of Med At The University Of PennsylvaniaMedical school
MaleGender (as listed)

Quick answers

Where does Aaron S. Geller see patients?
Medicare's clinician data lists 1 practice location in Nashua, NH. Call before your visit to confirm the address.
What is Aaron S. Geller's specialty?
Medicare lists Physical Medicine and Rehabilitation as the primary specialty.
Does Aaron S. Geller accept Medicare assignment?
Yes. Medicare's clinician data says Aaron S. Geller 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 Aaron S. Geller?
(603) 233-6317, as listed in official Medicare / NPI Registry data.
What is Aaron S. Geller's NPI number?
1831128479. 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 Aaron S. Geller is enrolled with Medicare (CMS data updated 2026-10-02).

Specialties

Find other Physical Medicine and Rehabilitation doctors in New Hampshire →

Other rehabilitation doctors in Nashua

Clinicians with the same Medicare primary specialty in Nashua, NH — not a recommendation.

All rehabilitation doctors in Nashua →

Clinician information

CredentialMD
Medical schoolPerelman School Of Med At The University Of Pennsylvania
Graduation year1991
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1831128479
CorrectionsReport 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

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians