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Emergency Medicine

Michelle P. Gebhard, DO

Sees patients in Merrick, NY · Astoria, NY · New York

Summary

Dr. Michelle P. Gebhard, DO is an emergency medicine doctor at 1989 Merrick Rd, Merrick, NY 11566. Phone: (516) 584-4448. Accepts Medicare assignment. In 2024, Michelle P. Gebhard had 457 Original Medicare patients and 870 services. NPI 1356365845. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Emergency medicine doctor (Medicare lists Emergency Medicine)
  • Address: 1989 Merrick Rd, Merrick, NY 11566 · Directions (1 more location)
  • Phone: (516) 584‑4448
  • Medicare: Accepts Medicare assignment
  • Group practice: City Medical of Upper East Side PLLC
  • Medical school: New York College Of Osteo Medicine Of New York Institute Of Technology · graduated 2000 (26 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Michelle P. Gebhard, 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 Michelle P. Gebhard accept Medicare assignment?
Yes. Medicare's clinician data says Michelle P. Gebhard 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 Michelle P. Gebhard see?
In 2024, CMS data shows 457 Original Medicare patients and 870 services for Michelle P. Gebhard. This counts Original Medicare only and measures volume, not quality.
What is Michelle P. Gebhard's NPI number?
1356365845. 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 Michelle P. Gebhard, 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 patients457
Services billed to Medicare870
Different services or procedures53
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)301 services
  2. Detection test by immunoassay technique for severe acute respiratory syndrome coronavirus and influenza (87428)115 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)79 services
  4. Automated urinalysis test (81003)64 services
  5. New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more (99203)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 cholesterol75%
  • High blood pressure73%
  • Arthritis47%
  • Ischemic heart disease37%
  • Diabetes35%
  • Anxiety30%

Practice locations

Addresses where Michelle P. Gebhard is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Michelle P. Gebhard as a member of this group (CMS data updated October 2, 2026).

  • City Medical of Upper East Side PLLC658 clinicians in the group

Specialties

Find other Emergency Medicine doctors in New York →

Other emergency medicine doctors in New York

Clinicians with the same Medicare primary specialty in New York — not a recommendation.

All emergency medicine doctors in New York →

Other clinicians in City Medical of Upper East Side PLLC

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

Clinician information

CredentialDO
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year2000 (26 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1356365845
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  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