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Dr. Alexander B. Stone, MD

Anesthesiology (Anesthesiology Physician)

  • Medicare participating

At a glance

Years since graduation
9
In the NPI registry since
2015
Medicare patients seen, 2024
270

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. What an NPI is

Education and training

  • 2017Medical school: Johns Hopkins University School of Medicine
  • 2015Registered with an NPI (national billing number; not a license date)

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

  • Anesthesiology Physician primary
    MA license 281609

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

Map: Anesthesiology per capita by county →

Where they work

Hospitals

Medical groups

Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.

Medicare patients and services

Medicare patients, 2024
270
Services billed
406
Patients’ average age
73
Most frequent Medicare services, 2023
ServiceTimesPatients
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes7836
Insertion of artery tube for blood sampling or infusion through skin2929
Daily hospital management of continuous spinal drug administration2313
Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve)1515
Injection of anesthetic agent and/or steroid into other nerve or branch1313
Anesthesia for other procedure on lower leg, ankle, and foot bones1212
Anesthesia for procedure for total knee joint replacement1111
Anesthesia for total hip replacement1111

Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.

Other Anesthesiology clinicians in Boston

Sources

NPI registry (CMS NPPES, November 2026; record last updated January 28, 2026), 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 1013307248. Official NPI registry record (opens in a new tab). Clinicians can correct their information in NPPES; changes appear here after our next monthly update.