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Physician Assistant

Edward G. Seiter, PA

Works at hospitals in Roslyn, NY · New York

Summary

Edward G. Seiter, PA is a physician assistant at 100 Port Washington Blvd, Roslyn, NY 11576. Phone: (516) 705-2689. Accepts Medicare assignment. In 2024, Edward G. Seiter had 43 Original Medicare patients and 52 services. NPI 1811076284. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Physician assistant
  • Address: 100 Port Washington Blvd, Roslyn, NY 11576 · Directions (1 more location)
  • Phone: (516) 705‑2689
  • Medicare: Accepts Medicare assignment
  • Hospital: St Francis Hospital - The Heart Center
  • Group practice: Samaritan Medical Services PC
  • School: State University Of New York At Stony Brook, School Of Medicine · graduated 1991
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Edward G. Seiter, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Edward G. Seiter accept Medicare assignment?
Yes. Medicare's clinician data says Edward G. Seiter 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 Edward G. Seiter see?
In 2024, CMS data shows 43 Original Medicare patients and 52 services for Edward G. Seiter. This counts Original Medicare only and measures volume, not quality.
What is Edward G. Seiter's NPI number?
1811076284. 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 Edward G. Seiter, 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 patients43
Services billed to Medicare52
Different services or procedures2
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)51 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%
  • Ischemic heart disease67%
  • Arthritis63%
  • Heart failure63%
  • Diabetes53%

Hospitals where Edward G. Seiter works

Medicare's Facility Affiliation Data lists Edward G. Seiter at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Edward G. Seiter is enrolled with Medicare (CMS data updated October 2, 2026).

  • 100 Port Washington BlvdRoslyn, NY 11576
  • 1000 Montauk HwyWest Islip, NY 11795 (516) 705‑2689

Group practices

Medicare enrollment lists Edward G. Seiter as a member of this group (CMS data updated October 2, 2026).

  • Samaritan Medical Services PC354 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, New York →

Other physician assistants in Roslyn

Clinicians with the same Medicare primary specialty in Roslyn, NY — not a recommendation.

All physician assistants in Roslyn →

Other clinicians in Samaritan Medical Services PC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialPA
SchoolState University Of New York At Stony Brook, School Of Medicine
Graduation year1991
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811076284
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians