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

Emergency Medicine

Megan Slowey, DO

Works at hospitals in Riverhead, NY · New York

Summary

Dr. Megan Slowey, DO is an emergency medicine doctor at 270 Park Ave, Suite 1, Huntington, NY 11743. Phone: (631) 351-2219. Accepts Medicare assignment. In 2024, Megan Slowey had 764 Original Medicare patients and 843 services. NPI 1942683123. 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: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 270 Park Ave, Suite 1, Huntington, NY 11743 · Directions (1 more location)
  • Phone: (631) 351‑2219
  • Medicare: Accepts Medicare assignment
  • Hospital: Peconic Bay Medical Center
  • Group practice: North Shore-Lij Medical PC
  • Medical school: graduated 2015 (11 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Megan Slowey, 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 Megan Slowey accept Medicare assignment?
Yes. Medicare's clinician data says Megan Slowey 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 Megan Slowey see?
In 2024, CMS data shows 764 Original Medicare patients and 843 services for Megan Slowey. This counts Original Medicare only and measures volume, not quality.
What is Megan Slowey's NPI number?
1942683123. 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 Megan Slowey, 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 patients764
Services billed to Medicare843
Different services or procedures33
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)409 services
  2. Emergency department visit with moderate level of medical decision making (99284)208 services
  3. Critical care, first 30-74 minutes (99291)146 services
  4. Emergency department visit with low level of medical decision making (99283)33 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%
  • Arthritis63%
  • Ischemic heart disease51%
  • Anxiety42%
  • Diabetes40%

Hospitals where Megan Slowey works

Medicare's Facility Affiliation Data lists Megan Slowey 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.

  • Peconic Bay Medical CenterRiverhead, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330107

Practice locations

Addresses where Megan Slowey is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Megan Slowey as a member of this group (CMS data updated October 2, 2026).

  • North Shore-Lij Medical PC6,440 clinicians in the group

Specialties

Find other Emergency Medicine doctors in New York →

Other emergency medicine doctors in Huntington

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

All emergency medicine doctors in Huntington →

Other clinicians in North Shore-Lij Medical PC

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

Clinician information

CredentialDO
Graduation year2015 (11 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1942683123
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