Matthew Weiss, MD
NPI 1205829967 · Critical Care Medicine (Internal Medicine) Physician · South Weymouth, MA
Enrolled with Medicare as Practitioner - Critical Care (intensivists) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Matthew Weiss, MD is a Critical Care Medicine (Internal Medicine) Physician provider in South Weymouth, MA (NPI 1205829967).
Provider details
- NPI number
- 1205829967
- Entity type
- Individual
- Primary specialty
- Critical Care Medicine (Internal Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 216613 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2005-08-29
- Last updated
- 2015-03-24
Frequently asked questions
- What is Matthew Weiss's NPI number?
- Matthew Weiss's National Provider Identifier (NPI) is 1205829967, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Weiss's specialty?
- Matthew Weiss is listed in the NPPES registry with a primary specialty of Critical Care Medicine (Internal Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Matthew Weiss located?
- Matthew Weiss's practice location on file with NPPES is 55 Fogg Rd, South Weymouth, MA 02190-2432.
- What is Matthew Weiss's phone number?
- The practice phone number listed in the NPPES registry for Matthew Weiss is (781) 624-8449.
- Does Matthew Weiss accept Medicare?
- Matthew Weiss is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Matthew Weiss's NPI active?
- Yes — Matthew Weiss's NPI (1205829967) is active in the NPPES registry as of the last update on 2015-03-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.