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Dr. John M. Carter, MD

Hospice & Palliative Medicine (Hospice and Palliative Medicine (Internal Medicine) Physician)

At a glance

In the NPI registry since
2007

The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. NPIs were first issued in May 2005 and became required on claims in 2007–2008, so an early date usually means the clinician was already in practice before then. What an NPI is

Education and training

  • 2007Registered with an NPI (national billing number; not a license date) — NPIs began in 2005, so practice likely started earlier

Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).

Specialties and state licenses

  • Hospice and Palliative Medicine (Internal Medicine) Physician primary
    NY license 18129301
  • Geriatric Medicine (Internal Medicine) Physician
    NY license 18129301

As reported to the NPI registry. To confirm a license is current, check the state medical board.

Map: Hospice & Palliative Medicine per capita by county →

Industry-funded research

Named as a principal investigator on 3 industry-funded studies in 2025, from 3 companies. The companies reported $793,840 in research payments for these studies, mostly to the institutions running them.

  • A Study to Investigate the Safety, Tolerability, Drug Levels and Drug Effects of BMS-986326 in Adult Participants With Different Forms of Lupus
    E.r. Squibb & Sons, L.l.c.
  • A Phase 2 Randomized, Double-blind, Placebo-controlled Study to Evaluate the Efficacy and Safety of HZN-1116 in Participants With Sjgren's Syndrome
    Amgen Inc.
  • A Phase 3, Multicenter, Randomized, Double-blind, Placebo-controlled Study Evaluating the Efficacy and Safety of JNJ-77242113 for the Treatment of Biologic-nave Participants with Active Psoriatic Arthritis
    Janssen Research & Development, LLC

From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.

Other Hospice & Palliative Medicine clinicians in Brooklyn

Sources

NPI registry (CMS NPPES, November 2026; record last updated September 11, 2025), Medicare Care Compare, Medicare Physician & Other Practitioners (2024), Medicare Part D Prescribers (2024) and Open Payments (2025). Information is self-reported or billed data and may be out of date; call before visiting.

NPI 1497876080. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.