Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Obstetrics/Gynecology

Megan C. Lochner, MD

Works at hospitals in West Islip, NY · Port Jefferson, NY · Patchogue, NY … · New York

Summary

Megan C. Lochner, MD (Obstetrics/Gynecology) is listed by Medicare at 5 hospitals in West Islip, NY, Port Jefferson, NY and Patchogue, NY and other places. NPI 1235337478. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Megan C. Lochner, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
23Years since medical school (graduated 2003)
FemaleGender (as listed)
University Associates in Obstetrics and Gynecology University FacultyGroup practice

Quick answers

Which hospitals does Megan C. Lochner work at?
Medicare's official clinician data lists Megan C. Lochner at 5 hospitals: Good Samaritan Hospital Medical Center, John T Mather Memorial Hospital of Port Jefferson, Long Island Community Hospital, North Shore University Hospital and Suny/Stony Brook University Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Megan C. Lochner see patients?
Medicare's clinician data lists 1 practice location in Stony Brook, NY. Call before your visit to confirm the address.
What is Megan C. Lochner's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does Megan C. Lochner accept Medicare assignment?
Yes. Medicare's clinician data says Megan C. Lochner accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for Megan C. Lochner?
(631) 444-7650, as listed in official Medicare / NPI Registry data.
What is Megan C. Lochner's NPI number?
1235337478. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Megan C. Lochner works

Medicare's Facility Affiliation Data lists Megan C. Lochner at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Megan C. Lochner is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Megan C. Lochner as a member of this group (CMS data updated 2026-10-02).

  • 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 →

Clinician information

CredentialMD
Graduation year2003
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1235337478
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 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians