1. Home
  2. Directory
  3. Massachusetts
  4. Boston
  5. Anesthesiology
  6. NPI Profile

ALEXANDER BENNETT STONE MD
NPI 1013307248
Anesthesiology in Boston, MA

Active since January 26, 2015PECOS EnrolledAccepts Medicare Assignment
75 FRANCIS ST, BOSTON, MA 02115(617) 732-5500 Get Directions Write a Review

NPPES record last updated: January 28, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 28, 2026, May 17, 2022, Jul 31, 2021 and 1 more (4 updates tracked since 2019).

About Alexander Bennett Stone Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ALEXANDER BENNETT STONE MD (NPI 1013307248) is an individual anesthesiology provider in Boston, Massachusetts, licensed in Massachusetts (281609) and active in the NPI registry since January 2015. He is enrolled in Medicare PECOS, is affiliated with Massachusetts General Hospital, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1013307248
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameALEXANDER BENNETT STONECredential: MD
Location Address75 FRANCIS STBoston, MA 02115-6110
Mailing Address75 Francis StBoston, MA 02115-6106 · (617) 732-5500
Phone(617) 732-5500
Sole ProprietorNo
Medical School CMSJohns Hopkins University School Of MedicineGraduated 2017
Enumeration DateJanuary 26, 2015
Last NPPES UpdateJanuary 28, 20264 updates tracked since enumeration
NPPES CertifiedJanuary 28, 2026
✔ NPI 1013307248 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in MA · 281609
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
75 FRANCIS ST, Boston, MA 02115
Open in Google Maps ↗

Secondary Practice Locations 3

Location 1600 North Wolfe Street, The Johns Hopkins HospitalBaltimore, MD 21287-2109 · Phone (410) 955-5000
Location 255 Fruit StBoston, MA 02114-2696 · Phone (617) 726-3030
Location 3535 E 70th StNew York, NY 10021-4823 · Phone (212) 606-1000

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Alexander Bennett Stone Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3678823598
PECOS Enrollment IDI20220511001890
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
111 services57 patients
Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 64447
This procedure involves injecting a numbing agent and/or steroid into a nerve in your thigh. It's done to alleviate pain or inflammation. A needle will be carefully positioned near the nerve, and the medicine will be administered.
24 services24 patients
Daily hospital management of continuous spinal drug administration 01996
Continuous spinal drug administration is a hospital procedure where medication is delivered directly into the spinal fluid through a small tube. It helps manage pain or other conditions. Daily hospital management involves monitoring for effectiveness and any potential side effects.
23 services13 patients
Anesthesia for procedure for total knee joint replacement 01402
Anesthesia for a total knee joint replacement numbs your body to eliminate pain during surgery. This could be general anesthesia where you're unconscious, or regional anesthesia where only the leg is numb. It's administered by a specialist, ensuring safety and comfort.
17 services17 patients
Insertion of artery tube for blood sampling or infusion through skin 36620
This procedure involves placing a small tube into an artery, usually in the wrist or elbow, to collect blood samples or administer medication. It's done under local anesthesia and is a common, safe practice.
16 services16 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
16 services16 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Massachusetts General Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220071
Location55 Fruit StreetBoston, MA 02114 · Suffolk County
Emergency services Birthing friendly

Brigham And Women's Hospital

Acute Care Hospitals · Boston, MA
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number220110
Location75 Francis StreetBoston, MA 02115 · Suffolk County
Emergency services Birthing friendly

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RUMA RAJBHANDARI
Internal Medicine (Gastroenterology)
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 525-6841
WENYA LINDA BI
Neurological Surgery
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (203) 645-9485
CHI YUEN CHAN M.D.
Student in an Organized Health Care Education/Training Program
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 732-5500
JENNIFER MICHELLE THOMAS MD
Radiology (Diagnostic Radiology)
75 FRANCIS ST, DEPARTMENT OF RADIOLOGY
BOSTON, MA 02115
Suffolk County (617) 732-6248
GAURAV SHARMA M.D.
Surgery (Vascular Surgery)
75 FRANCIS ST, BRIGHAM AND WOMEN'S HOSPITAL
BOSTON, MA 02115
Suffolk County (951) 259-0890
DR. EUGENE RICHARDSON MD
Internal Medicine (Infectious Disease)
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 732-8881
YEU-SHIN CINDY CHANG M.D., M.P.H.
Emergency Medicine
75 FRANCIS ST, BWH DEPT. OF EMERGENCY MEDICINE
BOSTON, MA 02115
Suffolk County (617) 732-8070
CARA L RICHARDS
Physician Assistant
75 FRANCIS ST
BOSTON, MA 02115
Suffolk County (617) 732-5500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Alexander Stone's NPI number?

The NPI number for Alexander Stone is 1013307248. It was assigned to this individual provider in the NPPES registry on January 26, 2015.

Where is Alexander Stone located?

Alexander Stone practices at 75 Francis St, Boston, MA 02115. The listed phone number is (617) 732-5500.

What is Alexander Stone's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Alexander Stone enrolled in Medicare?

Yes. Alexander Stone is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Is Alexander Stone affiliated with any hospitals?

According to CMS data, Alexander Stone is affiliated with Massachusetts General Hospital and Brigham And Women's Hospital.

When was this NPI record last updated?

The NPPES record for Alexander Stone was last updated on January 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.