James Weiss, M.D.
NPI 1770571481 · Critical Care Medicine (Internal Medicine) Physician · Boston, MA
James Weiss, M.D. is a Critical Care Medicine (Internal Medicine) Physician provider in Boston, MA (NPI 1770571481).
Provider details
- NPI number
- 1770571481
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 41223 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Registry dates
- Enumerated
- 2005-10-07
- Last updated
- 2008-10-22
Frequently asked questions
- What is James Weiss's NPI number?
- James Weiss's National Provider Identifier (NPI) is 1770571481, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is James Weiss's specialty?
- James Weiss is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is James Weiss located?
- James Weiss's practice location on file with NPPES is 330 Brookline Ave, Boston, MA 02215-5400.
- What is James Weiss's phone number?
- The practice phone number listed in the NPPES registry for James Weiss is (617) 667-4895.
- Is James Weiss's NPI active?
- Yes — James Weiss's NPI (1770571481) is active in the NPPES registry as of the last update on 2008-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.