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Allergy/Immunology

Stephanie L. Mawhirt, DO

Works at hospitals in New York, NY · New York

Summary

Dr. Stephanie L. Mawhirt, DO is an allergist and immunologist at 120 Mineola Blvd, Suite 410, Mineola, NY 11501. Phone: (516) 663-2097. Accepts Medicare assignment. In 2024, Stephanie L. Mawhirt had 174 Original Medicare patients and 6,321 services. NPI 1992141212. 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: Allergist and immunologist (Medicare lists Allergy/Immunology)
  • Address: 120 Mineola Blvd, Suite 410, Mineola, NY 11501 · Directions (1 more location)
  • Phone: (516) 663‑2097
  • Medicare: Accepts Medicare assignment
  • Hospital: NYU Langone Hospitals
  • Group practice: New York University
  • Medical school: graduated 2013 (13 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Stephanie L. Mawhirt, 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 Stephanie L. Mawhirt accept Medicare assignment?
Yes. Medicare's clinician data says Stephanie L. Mawhirt 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 Stephanie L. Mawhirt see?
In 2024, CMS data shows 174 Original Medicare patients and 6,321 services for Stephanie L. Mawhirt. This counts Original Medicare only and measures volume, not quality.
What is Stephanie L. Mawhirt's NPI number?
1992141212. 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 Stephanie L. Mawhirt, 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 patients174
Services billed to Medicare6,321
Different services or procedures37
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Injection, omalizumab, 5 mg (J2357)3,332 services
  2. Injection of drug or substance under skin or into muscle (96372)111 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)58 services
  4. New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more (99204)46 services
  5. Insertion of needle into vein for collection of blood sample (36415)45 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%
  • Arthritis72%
  • Ischemic heart disease47%
  • Diabetes40%
  • Asthma40%

Hospitals where Stephanie L. Mawhirt works

Medicare's Facility Affiliation Data lists Stephanie L. Mawhirt 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.

  • NYU Langone HospitalsNew York, NY · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 330214

Practice locations

Addresses where Stephanie L. Mawhirt is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Stephanie L. Mawhirt as a member of this group (CMS data updated October 2, 2026).

  • New York University6,134 clinicians in the group

Specialties

Find other Allergy/Immunology doctors in New York →

Other allergist and immunologists in Mineola

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

All allergist and immunologists in Mineola →

Other clinicians in New York University

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

Clinician information

CredentialDO
Graduation year2013 (13 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1992141212
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