Quick answers
- Where does Duncan B. Carpenter see patients?
- Medicare's clinician data lists 1 practice location in Ridgewood, NJ. Call before your visit to confirm the address.
- What is Duncan B. Carpenter's specialty?
- Medicare lists Neurosurgery as the primary specialty.
- Does Duncan B. Carpenter accept Medicare assignment?
- Medicare's clinician data says Duncan B. Carpenter may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Duncan B. Carpenter?
- (201) 612-0020, as listed in official Medicare / NPI Registry data.
- What is Duncan B. Carpenter's NPI number?
- 1134295819. 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 Duncan B. Carpenter is enrolled with Medicare (CMS data updated 2026-10-02).
- 225 Dayton StRidgewood, NJ 07450 (201) 612‑0020
Group practices
Medicare enrollment lists Duncan B. Carpenter as a member of this group (CMS data updated 2026-10-02).
- North Jersey Neurosurgical Associates PA2 clinicians in the group
Specialties
- Neurosurgeryprimary
Other neurosurgeons in Ridgewood
Clinicians with the same Medicare primary specialty in Ridgewood, NJ — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Columbia University College Of Physicians And Surgeons |
| Graduation year | 1978 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1134295819 |
| 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