Quick answers
- Does Denise L. Zawitoski accept Medicare assignment?
- Yes. Medicare's clinician data says Denise L. Zawitoski accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Denise L. Zawitoski see?
- In 2024, CMS data shows 60 Original Medicare patients and 127 services for Denise L. Zawitoski. This counts Original Medicare only and measures volume, not quality.
- What is Denise L. Zawitoski's NPI number?
- 1336168913. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Denise L. Zawitoski, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 60 |
|---|---|
| Services billed to Medicare | 127 |
| Different services or procedures | 9 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Most frequent services
- Test to assess middle ear function (92567)63 services
- Comprehensive hearing and speech recognition test (92557)55 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol75%
- High blood pressure72%
- Arthritis52%
- Diabetes27%
- Depression25%
- Ischemic heart disease20%
Practice locations
Addresses where Denise L. Zawitoski is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.
- 3701 N Charles St, South Chapman Building Suite 102Towson, MD 21204
- 6535 N Charles StBaltimore, MD 21204
- 6535 N Charles St, Suite 250Baltimore, MD 21204 (410) 821‑5151
- 6565 N Charles StBaltimore, MD 21204
- 6569 N Charles St, Suite 505Baltimore, MD 21204 (443) 849‑2658
Group practices
Medicare enrollment lists Denise L. Zawitoski as a member of these groups (CMS data updated October 2, 2026).
- Greater Baltimore Medical Center354 clinicians in the group
- Centers for Advanced Ent Care LLC103 clinicians in the group
Specialties
- Qualified Audiologistprimary
Other audiologists in Towson
Clinicians with the same Medicare primary specialty in Towson, MD — not a recommendation.
Other clinicians in Greater Baltimore Medical Center
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | AU |
|---|---|
| Graduation year | 1990 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336168913 |
| 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
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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