Quick answers
- Which hospitals does Arthur G. Geiger work at?
- Medicare's official clinician data lists Arthur G. Geiger at 1 hospital: Griffin Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Arthur G. Geiger see patients?
- Medicare's clinician data lists 6 practice locations, including Oxford, CT, Fairfield, CT and Shelton, CT. Call before your visit to confirm the address.
- What is Arthur G. Geiger's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty, and also Sports Medicine.
- Does Arthur G. Geiger accept Medicare assignment?
- Yes. Medicare's clinician data says Arthur G. Geiger 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 Arthur G. Geiger?
- (203) 734-7900, as listed in official Medicare / NPI Registry data.
- What is Arthur G. Geiger's NPI number?
- 1104858877. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Arthur G. Geiger works
Medicare's Facility Affiliation Data lists Arthur G. Geiger at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Griffin HospitalDerby, CT · Acute Care Hospital · CCN 070031
Practice locations
Addresses where Arthur G. Geiger is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 144 Oxford RdOxford, CT 06478 (203) 734‑7900
- 1931 Black Rock TpkeFairfield, CT 06825 (203) 384‑8681
- 2 Trap Falls Rd, Suite 404Shelton, CT 06484 (203) 734‑7900
- 305 Black Rock TpkeFairfield, CT 06825 (203) 337‑2600
- 555 Bridgeport AveShelton, CT 06484 (203) 922‑1773
Group practices
Medicare enrollment lists Arthur G. Geiger as a member of these groups (CMS data updated 2026-10-02).
- Rehabilitation Associates Inc529 clinicians in the group
- Orthopaedic Specialty Group PC60 clinicians in the group
- Valley Orthopaedic Specialists, LLC.12 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
- Sports Medicinealso
Other orthopedic surgeons in Oxford
Clinicians with the same Medicare primary specialty in Oxford, CT — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Boston University School Of Medicine |
| Graduation year | 1988 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1104858877 |
| 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