Quick answers
- Where does John A. Dadah see patients?
- Medicare's clinician data lists 2 practice locations, including Gardner, MA and Fitchburg, MA. Call before your visit to confirm the address.
- What is John A. Dadah's specialty?
- Medicare lists Optometry as the primary specialty.
- Does John A. Dadah accept Medicare assignment?
- Medicare's clinician data says John A. Dadah 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 John A. Dadah?
- (978) 410-6100, as listed in official Medicare / NPI Registry data.
- What is John A. Dadah's NPI number?
- 1962401703. 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 John A. Dadah is enrolled with Medicare (CMS data updated 2026-10-02).
- 175 Connors StGardner, MA 01440 (978) 410‑6100
- 326 Nichols RdFitchburg, MA 01420 (978) 878‑8100
Group practices
Medicare enrollment lists John A. Dadah as a member of this group (CMS data updated 2026-10-02).
- Community Health Connections, Inc91 clinicians in the group
Specialties
- Optometryprimary
Other optometrists in Gardner
Clinicians with the same Medicare primary specialty in Gardner, MA — not a recommendation.
Clinician information
| Credential | OD |
|---|---|
| Medical school | New England College Of Optometry |
| Graduation year | 1993 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1962401703 |
| 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