John Stone, MD
NPI 1205586260 · Internal Medicine Physician · Boston, MA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Stone, MD is a Internal Medicine Physician provider in Boston, MA (NPI 1205586260).
Provider details
- NPI number
- 1205586260
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1022721 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (1)
- 72 E Newton St Ste 124Boston, MA 02118-2308Phone: (617) 638-7253Fax: (617) 638-6501
Registry dates
- Enumerated
- 2022-03-24
- Last updated
- 2025-05-13
- Certified
- 2025-05-01
Frequently asked questions
- What is John Stone's NPI number?
- John Stone's National Provider Identifier (NPI) is 1205586260, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Stone's specialty?
- John Stone is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Stone located?
- John Stone's practice location on file with NPPES is 801 Massachusetts Ave, Suite 6c, Boston, MA 02118-2605.
- What is John Stone's phone number?
- The practice phone number listed in the NPPES registry for John Stone is (617) 414-5951.
- Does John Stone accept Medicare?
- John Stone is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Stone's NPI active?
- Yes — John Stone's NPI (1205586260) is active in the NPPES registry as of the last update on 2025-05-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.