Alexander Stone, MD
NPI 1013307248 · Anesthesiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexander Stone, MD is a Anesthesiology Physician provider in Boston, MA (NPI 1013307248).
Provider details
- NPI number
- 1013307248
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 281609 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
11 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
254 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 111 | $51 |
| Injection of Anesthetic Agent And/Or Steroid Into Thigh Nerve (femoral Nerve)64447 | 24 | $64 |
| Daily Hospital Management of Continuous Spinal Drug Administration01996 | 23 | $64 |
| Anesthesia for Procedure for Total Knee Joint Replacement01402 | 17 | $381 |
| Insertion of Artery Tube for Blood Sampling Or Infusion Through Skin36620 | 16 | $45 |
| Initial Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 40 Minutes99221 | 16 |
Practice location
Mailing address
Additional practice locations (3)
- 55 Fruit StBoston, MA 02114-2696Phone: (617) 726-3030
- 600 North Wolfe StreetThe Johns Hopkins HospitalBaltimore, MD 21287-2109Phone: (410) 955-5000
- 535 E 70th StNew York, NY 10021-4823Phone: (212) 606-1000
Registry dates
- Enumerated
- 2015-01-26
- Last updated
- 2026-01-28
- Certified
- 2026-01-28
Frequently asked questions
- What is Alexander Stone's NPI number?
- Alexander Stone's National Provider Identifier (NPI) is 1013307248, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Stone's specialty?
- Alexander Stone is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Stone located?
- Alexander Stone's practice location on file with NPPES is 75 Francis St, Boston, MA 02115-6110.
- What is Alexander Stone's phone number?
- The practice phone number listed in the NPPES registry for Alexander Stone is (617) 732-5500.
- Does Alexander Stone accept Medicare?
- Alexander Stone is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexander Stone's NPI active?
- Yes — Alexander Stone's NPI (1013307248) is active in the NPPES registry as of the last update on 2026-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.