Quick answers
- Where does Daniel J. Witkowski see patients?
- Medicare's clinician data lists 1 practice location in Gardner, MA. Call before your visit to confirm the address.
- What is Daniel J. Witkowski's specialty?
- Medicare lists Obstetrics/Gynecology as the primary specialty.
- Does Daniel J. Witkowski accept Medicare assignment?
- Yes. Medicare's clinician data says Daniel J. Witkowski 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 Daniel J. Witkowski?
- (978) 630-6460, as listed in official Medicare / NPI Registry data.
- What is Daniel J. Witkowski's NPI number?
- 1235123845. 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 Daniel J. Witkowski is enrolled with Medicare (CMS data updated 2026-10-02).
- 250 Green StGardner, MA 01440 (978) 630‑6460
Group practices
Medicare enrollment lists Daniel J. Witkowski as a member of this group (CMS data updated 2026-10-02).
- Heywood Medical Group Inc.110 clinicians in the group
Specialties
- Obstetrics/Gynecologyprimary
Other OB-GYNs in Gardner
Clinicians with the same Medicare primary specialty in Gardner, MA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Tufts University School Of Medicine |
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1235123845 |
| 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