Quick answers
- Does Oswaldo A. Cardenas accept Medicare assignment?
- Yes. Medicare's clinician data says Oswaldo A. Cardenas 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 Oswaldo A. Cardenas see?
- In 2024, CMS data shows 149 Original Medicare patients and 437 services for Oswaldo A. Cardenas. This counts Original Medicare only and measures volume, not quality.
- What is Oswaldo A. Cardenas's NPI number?
- 1023254984. 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 Oswaldo A. Cardenas, 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 | 149 |
|---|---|
| Services billed to Medicare | 437 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 78 |
Most frequent services
- Test for eardrum and muscle function (92550)147 services
- Comprehensive hearing and speech recognition test (92557)144 services
- Placement of ear probe for computerized measurement of sound with interpretation and report (92587)143 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 blood pressure75%
- High cholesterol75%
- Diabetes60%
- Arthritis60%
- Ischemic heart disease48%
- Chronic kidney disease31%
Practice locations
Addresses where Oswaldo A. Cardenas is enrolled with Medicare (CMS data updated October 2, 2026).
- 1651 Coney Island AveBrooklyn, NY 11230 (718) 998‑1415
Group practices
Medicare enrollment lists Oswaldo A. Cardenas as a member of this group (CMS data updated October 2, 2026).
- Feigi Taub Halberstam Audiology and Speech Pathology PC2 clinicians in the group
Specialties
- Qualified Audiologistprimary
Other audiologists in Brooklyn
Clinicians with the same Medicare primary specialty in Brooklyn, NY — not a recommendation.
Other clinicians in Feigi Taub Halberstam Audiology and Speech Pathology PC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | AU |
|---|---|
| Graduation year | 2006 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023254984 |
| 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