Quick answers
- Which hospitals does Robert Merrill work at?
- Medicare's official clinician data lists Robert Merrill at 2 hospitals: Danbury Hospital and Norwalk Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Robert Merrill see patients?
- Medicare's clinician data lists 2 practice locations, including Wilton, CT and Danbury, CT. Call before your visit to confirm the address.
- What is Robert Merrill's specialty?
- Medicare lists Orthopedic Surgery as the primary specialty.
- Does Robert Merrill accept Medicare assignment?
- Yes. Medicare's clinician data says Robert Merrill 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 Robert Merrill?
- (203) 869-1145, as listed in official Medicare / NPI Registry data.
- What is Robert Merrill's NPI number?
- 1891225405. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Robert Merrill works
Medicare's Facility Affiliation Data lists Robert Merrill at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Danbury HospitalDanbury, CT · Acute Care Hospital · CCN 070033
- Norwalk HospitalNorwalk, CT · Acute Care Hospital · CCN 070034
Practice locations
Addresses where Robert Merrill is enrolled with Medicare (CMS data updated 2026-10-02).
- 249 Danbury RdWilton, CT 06897 (203) 869‑1145
- 39 Hospital AveDanbury, CT 06810 (203) 744‑9700
Group practices
Medicare enrollment lists Robert Merrill as a member of this group (CMS data updated 2026-10-02).
- Orthopaedic and Neurosurgery Specialists, PLLC259 clinicians in the group
Specialties
- Orthopedic Surgeryprimary
Other orthopedic surgeons in Connecticut
Clinicians with the same Medicare primary specialty in Connecticut — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Icahn School Of Medicine At Mount Sinai |
| Graduation year | 2017 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1891225405 |
| 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