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Physician Assistant

Melissa J. Bosco, PA

Works at hospitals in Stony Brook, NY · New York

Summary

Melissa J. Bosco, PA is a physician assistant at 100 Nicolls Rd, Stony Brook, NY 11794. Phone: (631) 444-2599. Accepts Medicare assignment. In 2024, Melissa J. Bosco had 88 Original Medicare patients and 157 services. NPI 1326372459. 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 Nicolls Rd, Stony Brook, NY 11794 · Directions (1 more location)
  • Phone: (631) 444‑2599
  • Medicare: Accepts Medicare assignment
  • Hospital: Suny/Stony Brook University Hospital
  • Group practice: Neurology Associates of Stony Brook, University Faculty Practice Corpo
  • School: graduated 2009
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Melissa J. Bosco, 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 Melissa J. Bosco accept Medicare assignment?
Yes. Medicare's clinician data says Melissa J. Bosco 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 Melissa J. Bosco see?
In 2024, CMS data shows 88 Original Medicare patients and 157 services for Melissa J. Bosco. This counts Original Medicare only and measures volume, not quality.
What is Melissa J. Bosco's NPI number?
1326372459. 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 Melissa J. Bosco, 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 patients88
Services billed to Medicare157
Different services or procedures2
Participating Medicare providerYes
Average age of these patients80

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)107 services
  2. Hospital discharge day management, more than 30 minutes (99239)50 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%
  • Stroke or mini-stroke75%
  • Ischemic heart disease64%
  • Arthritis61%
  • Diabetes57%

Hospitals where Melissa J. Bosco works

Medicare's Facility Affiliation Data lists Melissa J. Bosco 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 Melissa J. Bosco is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Melissa J. Bosco as a member of this group (CMS data updated October 2, 2026).

  • Neurology Associates of Stony Brook, University Faculty Practice Corpo57 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, New York →

Other physician assistants in Stony Brook

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

All physician assistants in Stony Brook →

Other clinicians in Neurology Associates of Stony Brook, University Faculty Practice Corpo

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

Clinician information

CredentialPA
Graduation year2009
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1326372459
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