John Schell, MD
NPI 1013476340 · Hematology (Internal Medicine) Physician · Boston, MA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Schell, MD is a Hematology (Internal Medicine) Physician provider in Boston, MA (NPI 1013476340).
Provider details
- NPI number
- 1013476340
- Entity type
- Individual
- Primary specialty
- Hematology (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 1026557 (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
7 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)
- 75 Francis StBoston, MA 02115-6110Phone: (866) 493-1612
Registry dates
- Enumerated
- 2019-03-16
- Last updated
- 2026-05-04
- Certified
- 2026-05-04
Frequently asked questions
- What is John Schell's NPI number?
- John Schell's National Provider Identifier (NPI) is 1013476340, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Schell's specialty?
- John Schell is listed in the NPPES registry with a primary specialty of Hematology (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is John Schell located?
- John Schell's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is John Schell's phone number?
- The practice phone number listed in the NPPES registry for John Schell is (617) 726-2000.
- Does John Schell accept Medicare?
- John Schell is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Schell's NPI active?
- Yes — John Schell's NPI (1013476340) is active in the NPPES registry as of the last update on 2026-05-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.