Registry data as of Aug 27, 2026

Stephanie Hernandez, M.D.

Medical Toxicology (Emergency Medicine) Physician · New York, NY

Stephanie Hernandez, M.D. is a medical toxicology (emergency medicine) physician with a practice address in New York, New York, and NPI 1629243738, issued on Apr 29, 2008. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1629243738
Name
Stephanie Hernandez
Credential
M.D.
Primary taxonomy
Medical Toxicology (Emergency Medicine) Physician 207PT0002X
Practice location
423 E 23RD St, New York, NY 10010
Phone
(212) 686-7500
Enumerated
Apr 29, 2008
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 423 E 23RD St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Shackera Abbott-Barcoo, RRTGeneral Care Registered Respiratory Therapist1972836682
  2. Joycelyn Adams, OTAOccupational Therapy Assistant1891750709
  3. Julia Agee, MDNeurology Physician1497246003
  4. Hubimer Aguirre, DPTPhysical Therapist1891375861
  5. Syeda Ahmed, RPHPharmacist1386696094
  6. Tasneem Ahmed, MDInternal Medicine Physician1598261265

Verify Stephanie Hernandez in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

68% fewer Medicare Part D claims than the average medical toxicology (emergency medicine) physician in 2024

79 Medicare Part D claims for 56 beneficiaries, against an average of 244 among the 151 providers of this specialty who prescribed in Part D.

  1. Stephanie Hernandez79
  2. Specialty average244

Most prescribed

  1. Meloxicam12 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

3 hospital and facility affiliations

  1. Icahn School OF Medicine AT Mount SinaiNew York, NY
  2. Icahn School OF Medicine AT Mount SinaiNew York, NY
  3. Icahn School OF Medicine AT Mount SinaiElmhurst, NY

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Medical Toxicology (Emergency Medicine) Physician providers in New York

There are 17 medical toxicology (emergency medicine) physician records in New York.

All 17 in New York → Every provider in New York →

Other medical toxicology (emergency medicine) physician records in New York

  1. Theodore Bania, MDNew York, NY1669546297
  2. Adam Berman, M.D.New Hyde Park, NY1033415880
  3. Gar Chan, MDManhasset, NY1306917497
  4. Jonathan De Olano, MDNew York, NY1801231089
  5. Glendon Henry, MDNew York, NY1831284272
  6. Daniel Herbert-Cohen, M.D.New York, NY1487975330
  7. Vincent Lee, M.D.Valley Stream, NY1790171510
  8. Daniel Lugassy, MDNew York, NY1073658035
  9. Lindsay NewcombWest Point, NY1982839973
  10. Vincent Nguyen, MDNew York, NY1881967800

Common questions

What is Stephanie Hernandez, M.D.'s NPI number?

Stephanie Hernandez, M.D.'s National Provider Identifier (NPI) is 1629243738, issued on Apr 29, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Stephanie Hernandez, M.D. located?

The NPPES record lists a practice address at 423 E 23RD St, New York, NY, 10010. Phone: (212) 686-7500. Providers update this record themselves, so call before visiting.

How can I verify Stephanie Hernandez, M.D.'s license?

Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Stephanie Hernandez, M.D. prescribe under Medicare Part D?

In 2024, Stephanie Hernandez, M.D. had 79 Medicare Part D claims for 56 beneficiaries; the average among medical toxicology (emergency medicine) physician prescribers was 244. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.