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Obstetrics/Gynecology

Bradley S. Trivax, MD

Sees patients in Stony Brook, NY · New York

Summary

Dr. Bradley S. Trivax, MD is an OB-GYN at 100 Nicolls Rd, Stony Brook, NY 11794. Phone: (631) 444-7650. Accepts Medicare assignment. NPI 1558486050. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: OB-GYN (Medicare lists Obstetrics/Gynecology)
  • Address: 100 Nicolls Rd, Stony Brook, NY 11794 · Directions
  • Phone: (631) 444‑7650
  • Medicare: Accepts Medicare assignment
  • Group practice: University Associates in Obstetrics and Gynecology University Faculty
  • Medical school: Wayne State University School Of Medicine · graduated 2001 (25 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Bradley S. Trivax, 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 Bradley S. Trivax accept Medicare assignment?
Yes. Medicare's clinician data says Bradley S. Trivax 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.
What is Bradley S. Trivax's NPI number?
1558486050. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where Bradley S. Trivax is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Bradley S. Trivax as a member of this group (CMS data updated October 2, 2026).

  • University Associates in Obstetrics and Gynecology University Faculty112 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in New York →

Other OB-GYNs in Stony Brook

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

All OB-GYNs in Stony Brook →

Other clinicians in University Associates in Obstetrics and Gynecology University Faculty

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

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year2001 (25 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1558486050
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians