Quick answers
- Does Howard J. Siegel accept Medicare assignment?
- Yes. Medicare's clinician data says Howard J. Siegel 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 Howard J. Siegel see?
- In 2024, CMS data shows 26 Original Medicare patients and 327 services for Howard J. Siegel. This counts Original Medicare only and measures volume, not quality.
- What is Howard J. Siegel's NPI number?
- 1336220516. 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 Howard J. Siegel, 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 | 26 |
|---|---|
| Services billed to Medicare | 327 |
| Different services or procedures | 1 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Chiropractic manipulative treatment, 1-2 spinal regions (98940)327 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 pressure73%
- High cholesterol69%
- Arthritis42%
Practice locations
Addresses where Howard J. Siegel is enrolled with Medicare (CMS data updated October 2, 2026).
- 120 BroadwayLynbrook, NY 11563 (516) 599‑6100
Specialties
- Chiropracticprimary
Other chiropractors in Lynbrook
Clinicians with the same Medicare primary specialty in Lynbrook, NY — not a recommendation.
Clinician information
| Credential | DC |
|---|---|
| Graduation year | 1979 (47 years since chiropractic college) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1336220516 |
| 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