Quick answers
- Does Donna M. Gleissner accept Medicare assignment?
- Medicare's clinician data says Donna M. Gleissner may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Donna M. Gleissner's NPI number?
- 1083931505. 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 Donna M. Gleissner is enrolled with Medicare (CMS data updated October 2, 2026).
- 289 White St, Suite 1Danbury, CT 06810 (914) 482‑1118
- 44 Ctr Beach AveOld Lyme, CT 06371
- 55 Mill Plain RdDanbury, CT 06811
- 55 Mill Plain Rd, Unit 32 16Danbury, CT 06811
Specialties
- Mental Health Counselorprimary
Find other clinicians: Mental Health Counselor, Connecticut →
Other mental health counselors in Danbury
Clinicians with the same Medicare primary specialty in Danbury, CT — not a recommendation.
Clinician information
| Graduation year | 1996 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1083931505 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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