Cary Weiss, MD
NPI 1407482383 · Pediatric Hematology & Oncology Physician · Boston, MA
Cary Weiss, MD is a Pediatric Hematology & Oncology Physician provider in Boston, MA (NPI 1407482383).
Provider details
- NPI number
- 1407482383
- Entity type
- Individual
- Primary specialty
- Pediatric Hematology & Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1015292 (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
6 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)
- 300 Longwood AveBoston, MA 02115-5724Phone: (617) 355-8241
Registry dates
- Enumerated
- 2020-03-23
- Last updated
- 2026-04-27
- Certified
- 2026-04-27
Frequently asked questions
- What is Cary Weiss's NPI number?
- Cary Weiss's National Provider Identifier (NPI) is 1407482383, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cary Weiss's specialty?
- Cary Weiss is listed in the NPPES registry with a primary specialty of Pediatric Hematology & Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is Cary Weiss located?
- Cary Weiss's practice location on file with NPPES is 450 Brookline Ave, Boston, MA 02215-5418.
- What is Cary Weiss's phone number?
- The practice phone number listed in the NPPES registry for Cary Weiss is (617) 632-3000.
- Is Cary Weiss's NPI active?
- Yes — Cary Weiss's NPI (1407482383) is active in the NPPES registry as of the last update on 2026-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.